ABSTRACT - I

ABSTRACT OF YEARWISE ALLOCATION OF CAPITAL EXPENDITURE (GENERATION / PROJECTS)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost S.No. Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22

1 Thermal Power Stations 4823.92 274.70 2478.03 2071.20

2 Hydro Electric Power Stations 367.73 127.73 157.61 82.39

3 Gas Turbine Power Stations 211.23 15.54 195.29 0.40

4 Thermal Power Projects 109345.73 6725.42 14699.51 14514.96

5 Hydro Electric Power Projects 17331.29 228.11 1027.16 1148.00

Total Amount 132079.89 7371.51 18557.60 17816.95

1 ABSTRACT - II

ABSTRACT OF YEARWISE CAPITALISATION (GENERATION / PROJECTS)

FY 2019-20 FY 2020-21 FY 2021-22

Estimated Cost S.No. Station Amount Amount Amount (Rs. in Crores) Closing CWIP Closing CWIP Closing CWIP Capitalisation Capitalisation Capitalisation (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores)

1 Thermal Power Stations 4823.92 195.88 68.72 1434.15 1057.45 3193.90 0.00

2 Hydro Electric Power Stations 367.73 86.03 38.42 141.42 57.89 140.28 0.00

3 Gas Turbine Power Stations 211.23 13.04 2.50 196.99 0.80 1.20 0.00

4 Thermal Power Projects 109345.73 0.20 17000.85 0.00 31700.29 40793.21 5188.58

5 Hydro Electric Power Projects 17331.29 0.00 401.00 0.00 1428.16 0.00 2576.16

Total Amount 132079.89 295.15 17511.50 1772.56 34244.59 44128.59 7764.74

2 ABSTRACT - I

ABSTRACT OF YEARWISE ALLOCATION OF CAPITAL EXPENDITURE (THERMAL STATIONS)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost S.No. Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22

1 Tuticorin Thermal Power Station 1579.91 62.91 846.20 670.80

2 Mettur Thermal Power Station-I 1109.07 51.72 621.97 435.38

3 North Chennai Thermal Power Station-I 1028.26 43.18 397.75 587.34

4 Mettur Thermal Power Station-II 154.01 91.93 45.50 16.58

5 North Chennai Thermal Power Station-II 952.67 24.96 566.61 361.10

Total Amount 4823.92 274.70 2478.03 2071.20

3 ABSTRACT - II

ABSTRACT OF YEARWISE CAPITALISATION (THERMAL STATIONS)

FY 2019-20 FY 2020-21 FY 2021-22

Estimated Cost S.No. Station Amount Amount Amount (Rs. in Crores) Closing CWIP Closing CWIP Closing CWIP Capitalisation Capitalisation Capitalisation (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores)

1 Tuticorin Thermal Power Station 1579.91 45.48 17.43 497.73 365.90 1036.70 0.00

2 Mettur Thermal Power Station-I 1109.07 27.57 24.15 180.12 466.00 901.38 0.00

3 North Chennai Thermal Power Station-I 1028.26 16.04 27.14 199.34 225.55 812.89 0.00

4 Mettur Thermal Power Station-II 154.01 91.93 0.00 45.50 0.00 16.58 0.00

5 North Chennai Thermal Power Station-II 952.67 14.86 0.00 511.46 0.00 426.35 0.00

Total Amount 4823.92 195.88 68.72 1434.15 1057.45 3193.90 0.00

4 ABSTRACT - I

YEARWISE ALLOCATION OF CAPITAL EXPENDITURES (TTPS)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22 Remarks

Tuticorin Thermal Power 1579.91 62.91 846.20 670.80 Station

5 ABSTRACT - II

YEARWISE CAPITALISATION (TTPS)

FY 2019-20 FY 2020-21 FY 2021-22 Estimated Cost Station Amount Amount Amount Remarks (Rs. in Crores) Closing CWIP Closing CWIP Closing CWIP Capitalisation Capitalisation Capitalisation (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores)

Tuticorin Thermal Power Station 1579.91 45.48 17.43 497.73 365.90 1036.70 0.00

6 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected I Division : Renovation and Modernisation ( Mechanical )

The eco-coil failure rate is very higher and it is Per.(CMD) essential to replace the eco-coil assembly by TANGEDCO P.O.No.10 Economiser Coil in Complete replacement of new one to avoid frequent failure. By 2019-20 : 4 Proceedings 1 4 2019-20 Sep' 2019 686M/21.0 1.79 Years 4 0 4 0 0 0 0 0 0 Unit I Economiser coil Assembly replacement of economizer coil assembly in Unit- Crores No.456 (Tech 8.2018 I, the loss of generation due to eco coil failure Br.) will be reduced. Dt.27.10.2015

In order to meet out the new environment Retrofitting of existing norms prescrsbed by MoEF , the ESP have to be 2020-21 : To meet out 2 ESP in Unit I ESP and providing 45 2020-21 Sep' 2020 Nil Nil 0 0 0 45 0 45 0 0 0 retrofitted to bring down the SPM level below 80 45 Crores environmental norms additional fields. mg/Nm³

In order to meet out the new environment Flue gas De- Erection of FGD norms prescribed by MoEF , FGD have to be 2020-21 : To meet out 3 sulphurization in Unit 105 2020-21 Sep' 2020 Nil Nil 0 0 0 105 0 105 0 0 0 components installed to bring down the SOx level below 600 105 Crores environmental norms I mg/Nm³

On inspection of hot re-heater coils in Unit IV during the overhaul 2015-16, most of the coils are in over heated condition and misaligned. Permanent Replacement of hot complete replacement of The rate of failure HRH coil drastically increased TANGEDCO 2020-21 : 4 re-heater assembly in hot re-heater assembly in in the recent period. Hence in order to avoid 3.75 2020-21 Sep' 2020 proceedings Nil 1.20 Years 0 0 0 3.75 0 3.75 0 0 0 3.75 Crores Unit IV boiler Unit IV boiler forced outage, it has been decided to replace (CMD) No.280, the entire hot re-heater assembly during the dt.26.05.17 forth coming overhaul of Unit IV for the year 2019-20

In order to meet out the new environment Flue gas De- Erection of FGD norms prescribed by MoEF , FGD have to be 2020-21 : To meet out 5 sulphurization in Unit 105 2020-21 Sep' 2020 Nil Nil 0 0 0 105 0 105 0 0 0 components installed to bring down the SOx level below 600 105 Crores environmental norms III mg/Nm³

During 2017-18 overhaul platen water wall tubes were inspected and found heavy hydrogen embrittlement in all the tubes. Due to Replacement of Complete replacement of this failures have started occuring and the platen water wall platen water wall tubes 2020-21 : 6 failure rate is in increasing trend. Hence in 1 2020-21 Dec'2020 Nil Nil 0.85 Years 0 0 0 1 0 1 0 0 0 tubes and bends in and bends in Unit III 1 Crores order to avoid forced outage, it has been Unit III boiler decided to replace the entire platen water wall tubes and bends during the forth coming overhaul of Unit III for the year 2020-21

In order to meet out the new environment Retrofitting of existing norms prescrsbed by MoEF , the ESP have to be 2021-22 : To meet out 7 ESP in Unit II ESP and providing 45 2020-21 Dec'2021 Nil Nil 0 0 0 0 0 0 45 045 retrofitted to bring down the SPM level below 80 45 Crores environmental norms additional fields. mg/Nm³

In order to meet out the new environment Flue gas De- Erection of FGD norms prescribed by MoEF , FGD have to be 2020-21 : To meet out 8 sulphurization in Unit 105 2020-21 Dec'2021 Nil Nil 0 0 0 105 0 105 0 0 0 components installed to bring down the SOx level below 600 105 Crores environmental norms II mg/Nm³

7 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

In order to meet out the new environment Flue gas De- Erection of FGD norms prescribed by MoEF , FGD have to be 2021-22 : To meet out 9 sulphurization in Unit 105 2021-22 Dec'2021 Nil Nil 0 0 0 0 0 0 105 0 105 components installed to bring down the SOx level below 600 105 Crores environmental norms IV mg/Nm³

In order to meet out the new environment Retrofitting of existing norms prescrsbed by MoEF , the ESP have to be 2021-22 : To meet out 10 ESP in Unit V ESP and providing 45 2021-22 Dec'2021 Nil Nil 0 0 0 0 0 0 45 045 retrofitted to bring down the SPM level below 80 45 Crores environmental norms additional fields. mg/Nm³

In order to meet out the new environment Flue gas De- Erection of FGD norms prescribed by MoEF , FGD have to be 2021-22 : To meet out 11 sulphurization in Unit 105 2021-22 Dec'2021 Nil Nil 0 0 0 0 0 0 105 0 105 components installed to bring down the SOx level below 600 105 Crores environmental norms V mg/Nm³

On inspection of hot re-heater coils in Unit V during the overhaul 2016-17, most of the coils are in over heated condition and misaligned. Replacement of hot complete replacement of The rate of failure HRH coil drastically increased 2021-22 : 12 re-heater assembly in hot re-heater assembly in in the recent period. Hence in order to avoid 4 2021-22 Dec'2021 Nil Nil 1.2 Years 0 0 0 0 0 0 4 0 4 4 Crores Unit V boiler Unit V boiler forced outage, it has been decided to replace the entire hot re-heater assembly during the forth coming overhaul of Unit V for the year 2021-22

Due to continuous service in sea water more 1) Replacement of than 37 years of service, the tube sheets are in condenser tube sheets Permanent deteriorated condition and develops poor P.O..No. 2) Renewal of all TANGEDCO Turbine surface vacuum and the condenser is subjected to 2019-20 : 27.96 10630 M, 13 condenser (15620 tubes) 27.96 2019-20 Sep' 2019 proceedings 2 Years 27.96 0 27.96 0 0 0 0 0 0 condenser in unit - I frequent breakdown owing to sea water ingress Crores Dt.25.05.1 tubes 3) (CMD)No.196 into the feed water.So to safegurd the Boiler 8 Renewal of condenser dt.07.04.17 and turbine, retroftting of condensers are water boxes. inevitable

The existing switch 1) Dismantling the gear served beyond existing LT switch gear The existing switch gear served more than 33 its life time about33 3A & 3B. 2) Erection of years and becomes more weak condition.As per years and now getting New switch gear panel at Per.TANGEDC ministry of power notification New Delhi dt weak day by day and LT switch gear 3A & SS-III. 3) Erection of O :29th march 1994 vide S.O 266(E) the life time 2020-21 : unsafe for working 14 3B (3 ph, 415 V) at draw out type modules in 3.4 2020-21 Oct.2020 PROCEEDINGS Nil 0 0 0 3.4 0 3.4 0 0 0 assessed in the schedule C(f) switch gear 3.40 Crores environment , also CHS-III the new switch gear. 4) (CMD) No.114 including cable connection has been 25 year frequent failure of Termination of all power /02.03.17 only. Hence updated technology Switch Gear is switch gear & control cables. 5) proposed equipment Coal Commissioning of the discharge from ships new switch gear. is getting disturbed.

More fine coal dust gets enemara ting from SCH- Dust extraction motor, As per Pollu tion Dust Extraction I during crusher in operation. This leads to 2020-21: 3.6 15 pipes and allied 3.6 2020-21 Mar.2021 Nil Nil Control requirement 0 0 0 3.6 0 3.6 0 0 0 system in SCH-I health affecting hazards and also deposited Crore Equipment to reduce pollu tion over the equipment

8 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Dismantling of exsiting The Exsiting belt width of shuttle feeder-2A & 1400mm belt width 2B are 1400mm belt width and can carry the Modification of 2020-21 2020-21 shuttle feeder along with load upto 800T/hr while handling higher shuttle feeder 2A & SFD2A 2021 SFD2A 1.5Crores 16 all accessories and design discharge resulting in more spillage and 3 Nil Nil 4years 0 0 0 0 1.5 1.5 3 0 1.5 2B at Secondary 2021-22 2022 SFD2B 2021-22 Engineering and supply of frequent stoppages of shuttle feeder. Inorder to Crusher House-II SFD2B 1.5Crores 1800mm belt width overcome the above, it is proposed to modify shuttle feeder with 1800mm belt width shuttle feeder.

TTPS is now getting raw water from M/s. TWAD @ Rs. 15 per KL. During summer months, getting water from M/s. TWAD is becoming very 2020-21 : 5 B.P.CMD 10 ML per Day Installation of 10 MLD Avoid Shortage of 17 difficult due to poor monsoon, shortage of 100 2020-22 March'2022 Crore 2021- No.86 Nil 0 0 0 0 5 5 100 0 95 Desalination plant Desalination plant water avoided water and farmers agitation, etc., However 22 : 95 Crores dt.06.03.14 TWAD pipe line have also become old and are to be renewed involving huge expenditure

2020-21 : 5 To fulfil the norms of Common Effluent Common Effluent 18 To fulfil the norms of pollution control Board. 35 2020-22 March'2022 Crore 2021- Nil Nil pollution control 0 0 0 0 5 5 35 030 treatment plant treatment plant 22 : 30 Crores Board.

II Division : Ash Handling Division

As per the requirement of TNPCB; TNPCB is As it comes under the Erection & extending conditional clearance under the 2020-21 : 10 pollution control Commissioning of -2 Nos Section 31-A of Air (Prevention and control of 19 Ash Silo 65 2020-22 March'2022 Crore 2021- Nil Nil measures required by 0 0 0 0 10 10 65 0 55 1000 MT cap RCC Ash Pollution) Act ( 1981 ) for the operation of the 22 : 55 Crores TNPCB, CB analysis silo for unit I to V plant based on the assurance from TTPS for the does not apply. early installation of the silos.

Cast basalt pipes for Ash slurry disposal lines in the power house area were erected during commissioning and are in service for more than Supply of 250 & 350 NB 2020-21 : 23 years. Delay in replacement may lead to cast basalt pipes for unit 1.50 Crore To avoid generation 20 Ash Handling System frequent pipe failures, leading to leakage of 3 2020-22 March'2022 Nil Nil 0 0 0 0 1.5 1.5 3 0 1.5 I to V Ash slurry disposal 2021-22 : 1.50 loss slurry in to sea / cooling water outflow channel system Crores and cause loss of generation. So, it is essential to replace cast basalt pipes for ash slurry disposal to avoid generation loss.

Only the worn out pares are being replaced Supply, Erection of during breakdown and regular annual overhaul. spares/ pumps for ASP, These pumps haved served for more than 20 BAWP, LPWP, SWBP, 2020-21 : years. The existing pumps are in worn out SWP, AWP and Drain 1.00 Crore To avoid generation 21 Ash Handling System condition. Hence, it is essential to replace the 2 2020-22 March'2022 Nil Nil 000 011 201 pumps, Submergible 2021-22 : 1.00 loss spares/pumps in order to sustain the pump abrassive resistant pump Crores performance at maximum level and for effective of Ash Handling system evacuation of the bottom ash slag, ECO and unit 1 to V APH hopper ash.

9 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

This Hydraulic Power systems are in service since the commisioning of Unit IV & V. Hence, it is essential to replace the wornout hydraulic Supply Spares of BAH 2020-21 : power pack system to get the desired pump clinker grinders and 0.50 Crore To avoid generation 22 Ash Handling System outlet Pressure for effective operation of feed 1 2020-22 March'2022 Nil Nil 0 0 0 0 0.5 0.5 1 0 0.5 Hydraulic power system 2021-22 : 0.50 loss gate in BAH. And clinker grinders are of AHP Unit I to V Crores essentially required for replacement of wornout one for evacuation of bottom ash and to maintain generation of unit I to III.

The 500 NB sea water pipe lines from sea water Fabricatioon supply, booster pumps to ash water pump house of unit Erection and IV & V are in service from date of 2020-21 : commissioning of 500 NB commissioning. At present due to aging the sea 0.3 Crore 2021- To avoid generation 23 Ash Handling System 0.6 2020-22 March'2022 Nil Nil 0 0 0 0 0.3 0.3 0.6 0 0.3 seamless MS rubber lined water pipe are wornout condition. Hence it is 22 : 0.3 loss pipes for Ash water line essential to replace the sea water pipe line to Crore of AHP unit IV & V avoid outage in ash disposal system in Unit IV & V.

III Division : Turbine Maintenance I

a) As per M/s. BHEL OEM of the TG sets of 210MW LMW turbines, for preventive maintenance schedule, the units have to be a. Turbine efficiency capital overhauled for safe and reliable permanent could be improved Capital overhuling of operation of unit for further years. b) M/s TANGEDCO visa vis heat rate will main turbine and Re-RLA BHEL Recommended that RLA study for turbine 2019-20 : 24 Main Turbine Unit I 1.94 2019-20 Sep' 2019 proceedings Nil be reduced 1.94 0 1.94 0 0 0 0 0 0 study of turbine components have to be carried out to ensure 1.94 Crores (CMD)No.198 considerably. components the healthiness of the equipments at an dt.07.04.17 b. Pay back period - interval of 4 to 5 years of its operation (or) 41 days. 35000 equipment service hours of operation for the sets which have served more than 1 lakh service hours.

Permanent Supply, erection and Considerable revenue gain towards saving of TANGEDCO condenser vacuum commissioning of two 2021-22 : 25 fuel by cutting out the motive steam used for 4.05 2021-22 Mar' 2022 proceedings Nil 1.09 Years 0 0 0 0 0 0 4.05 0 4.05 pumps in unit - I stage condenser vacuum 4.05 Crores main and starting ejector. (CMD)No.108 pumps in Unit I dt.25.03.14

a) As per M/s. BHEL OEM of the TG sets of 210MW LMW turbines, for preventive maintenance schedule, the units have to be a. Turbine efficiency capital overhauled for safe and reliable could be improved Capital overhuling of operation of units for further years. b) M/s visa vis heat rate will main turbine and Re-RLA BHEL Recommended that RLA study for turbine 2020-21 ; 26 Main Turbine Unit III 2 2020-21 Mar '2021 Nil Nil be reduced 000 202 000 study of turbine components have to be carried out to ensure 2 Crores cosiderably. components healthiness of the equipments at an interval of b. pay Pack period - 4 to 5 years of its operation (or) 35000 41 days. equipment service hours of operation for the sets which have served more than 1 lakh service hours.

10 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

1. Supply of 1 set of New blades and allied materials for 25th , 27th, Repairing of LP Rotor 29th & 31st stages and of 210 MW LMW removal of entire blades Turbine released of 25th , 27th, 29th & As such no spare LP rotor is available at TTPS . from Unit - III and 31st stages by adopting The unit - I Capital Overhaul is due in the year renewal of entire 2020-21 ; 27 standed proceedures. 2018 - 19. The spare LP rotor is essentially 5.5 2020-21 Sep' 2020 Nil Nil NA 0 0 0 5.5 0 5.5 0 0 0 blades in the stages 5.50 Crores 2. Renewed baldes shall required to replace to meet out unit - I Capital of 25, 27, 29 & 31 be provided with suitable overhaul requirement. including supply of lacing wire arrangement. blades and allied 3. Dynamically balancing materials and over speeding of rotor in the balancing tunnel.

IV Division : Turbine Maintenance II LP rotor assembly was used in Unit IV during 2016-17 IP Supply of HP Module, Supply of HP Module, IP 2020-21 : 33 P.O.04/ rotor assembly has 28 IP Rotot Assembly, Rotot Assembly, LP Critical Spare 60.5 2020-22 Mar'2022 Crores 2021-22 HQ Approval Critical Spare 0 0 0 0 33 33 60.5 0 27.5 14.5.14 been kept as LP Rototor Assembly Rototor Assembly : 27.5 Crores critical spare for emergency replacement. At present no spare LP Rotor is available at TTPS. Hence LP Rotor reconditioning is Repair and 2020-21 : 13 29 LP Rotor essential to be kept ready as critical spare for 13 2020-21 Mar'2021 Nil Nil NA 0 0 0 13 0 13 0 0 0 Reconditioning LP Rotor Crores Unit-IV & V to meet any emergency breakdown and to avoid loss of generation.

Turbine Heat rate has raised becauseof the degradation and wear and tear due to service of the internals of tubrine. Capital overhaul will Capital overhaul of IP/LP enable reducing the heat rate and sustained Turbine, valves, trouble free operation and performance of the Governing system & RLA TG Set. 2020-21 ; 30 Main Turbine Unit IV study in Unit IV to 2.5 2020-21 Mar'2021 Nil Nil 3 Months and 9 Days 0 0 0 2.5 0 2.5 0 0 0 Also as per the recommendations of OEM, 2.5 Crores maintain generation and M/s.BHEL, RLA Study has to be carried out on Replacement of HP the components of HP, IP and LP Turbines after Module. 1,00,000 hours of service for assessing the condition of internals and planning for further works on them.

11 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Turbine Heat rate has raised because of the degradation and wear and tear due to service of the internals of tubrine. Capital overhaul will enable reducing the heat rate and sustained Capital overhaul of trouble free operation and performance of the HP/IP/LP Turbine, valves, TG Set. 2021-22 : 31 Main Turbine Unit V Governing system & RLA 2.5 2021-22 Mar'2022 Nil Nil 3 Months and 9 Days 0 0 0 0 0 0 2.5 0 2.5 Also as per the recommendations of OEM, 2.5 Crores study in Unit V to M/s.BHEL, RLA Study has to be carried out on maintain generation the components of HP, IP and LP Turbines after 1,00,000 hours of service for assessing the condition of internals and planning for further works on them.

HP Module reconditioning is essential to be kept Reconditioning of HP ready as critical spare for Unit-IV & V to meet 2021-22 : 6 32 HP Module 6 2021-22 Mar'2022 Nil Nil NA 0 0 0 0 0 0 6 0 6 Module any emergency breakdown and to avoid loss of Crores generation.

2020-21 : 9761 M Dt 33 HRH Strainer Spares for HRH Strainer Critical Spare 0.8 2020-21 Mar'2021 HQ Approval Critical Spare 0 0 0 0.8 0 0.8 0 0 0 0.80 Crores 03.03.16 2020-21 : 9976 M dt 34 MS Strainer Spares for MS Strainer Critical Spare 0.7 2020-21 Mar'2021 HQ Approval Critical Spare 0 0 0 0.7 0 0.7 0 0 0 0.70 Crores 03.03.16 2020-21 : P.O. No. Spares for HP, LP & IP 0.20 Crores 35 HP, LP & IP Turbine Critical Spare 0.4 2020-22 Mar'2022 HQ Approval 02 & 03 dt Critical Spare 0 0 0 0 0.2 0.2 0.4 0 0.2 Turbine 2021-22 ; 0.20 21.09.16 Crores P.O. No. 2019-20 : 36 BHEL Bulk spares BHEL Bulk spares Critical Spare 2 2019-20 Mar'2020 HQ Approval 02 & 04 dt Critical Spare 2 0 2 0 0 0 0 0 0 2.00 Crores 21.09.16

2019-20 : 0.7 Crores 2020-21 37 BHEL Bulk spares BHEL Bulk spares Critical Spare 2.5 2019-22 Mar'2022 : 1.00 Crores : Nil Nil Critical Spare 0 0.7 0.7 0 1.7 1 2.5 0 0.8 2021-22 : 0.80 Crores Division : Internal V Coal Handling

The control desk at CHS.V is very vital one as it is the main operating center for all main conveyors that is receving the coal from coal jetty.2, stacking and feeding coal to the Uninterrupted coal bunkers of Units IV & V. The existing control PLC for CHS V control PLC for CHS V control 2020-21 : 3 feeding and discharge 38 desk has served for more than 25 years. Of 3 2020-21 Mar'2021 Nil Nil 000 303 000 room room Crores from Coal Jetties can recent days frequent problems have been be ensured. encountered. As the conveyors have to be in service for 24 hrs, 365 days without any interruption, the system down time should be decreased

Two numbers of the existing bull dozer (Dozer Stacking of coal which No 7&9) have served more than 23 years (Life is received from coal period is 15 years or 25,000 hrs) and served jetty and feeding to more than 50,000 hours and (Dozer No 1&2) the units can be done Procurment of 2 Nos 2020-21 : 2.50 39 Dozers have served more than 25,000 hrs.These dozers 2.5 2020-21 Mar'2021 Nil Nil uninterruptedly so 0 0 0 2.5 0 2.5 0 0 0 Dozers Crores nowadays develop more problems due to that ship demurrage ageing and warrant replacement. Replacement charges & loss of is essential to ensure uninterrupted coal generation can be discharge & feeding to all 5 units. avoided.

12 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Conveyor 54 is one of the vital conveyors for Safe operation will be Design, Manufacture, receiving the coal from coal jetty and feeding to established and 40 Ton capacity supply, Erection, testing all 5 units. Whenever breakdown occurs, the 2020-21 : 0.50 reduction in down 40 electrical hoist in and commissioning of 40 counter weight has to be lifted with manually 1 2020-22 March'2022 Crores 2021-22 Nil Nil time and therby the 0 0 0 0 0.5 0.5 1 0 0.5 conveyor 54&49 Ton capacity electrical operated 20 Ton chain pulley block(2Nos) which : 0.50 Crores availability of the vital hoist in conveyor 54 &49 takes more time. To reduce down time this equipment will be electric hoist is essential. ensured.

Division : External V Coal Handling I The existing electromechanical 1. Dismantling of existing relay logic control electromagnetic relay system served beyond logic control desk. The existing control desk has served more than Modernization of the its life time about 35 2.Supply and erection of 35 years and wiring are in scramed condition. existing Control Desk years and control latest version PLC based As per ministry of power notification, New Delhi in CHS III and wiring are in scramed control dest. 3.Providing Dt. 29th march 1994 vide S.O 266(E), the life 2020-21 : 1.96 41 provision of 1.96 2020-21 Mar' 2021 Nil Nil condition, also 0 0 0 1.96 0 1.96 0 0 0 of temperature scanner time assessed in the schedule C (f) switch gear Crores temperature scanner frequent failure of for 7Nos. HT motors. including cable connections has been 25 for HT motors in cotrol desk 4. Testing and years. Hence modernised PLC based cotrol tesk ECHP-I Division equipment, Coal commissioning of PLC is proposed. discharge from ships system and Temperature is getting disturbed. scanner. Hence essential for modernization.

The Conveyor 17 Strenghtening of have served more conveyor 17 by replacing By carrying out the revamping and than 33 Years and the corroded & strenghtening works, the life of the conveyor Adminiistrative need streng thening. deteriorated structural structure and its equipment will get enhanced. 2020-21 : approval sent 42 Conveyor 17 1.97 2020-21 Dec.2020 Nil It is a single stream 0 0 0 1.97 0 1.97 0 0 0 materials and fasterners Besides the conveyor will be capable of 1.97 Crores to Head conveyor system. and re-welding the receiving coal discharge to its fullest capacity Quarters Hence failure will cracked & worn-out from the upgraded coal jetty-i affect the whole ship weldings in the structures discharge. Division : External VI Coal Handling II 3 Phase, 6.6KV, 50HZ in the following capacities 820KW,604KW,485KW, 365KW, To maintain emergency 209KW188KW and 160KW. These motors are in Procurement of HT spare for the HT motors 2020-21 sevice for more than 20 years from the motors of various in service and also 0.5 Crore, 43 commissioning period . Hence these motors 1 2020-22 Mar.2022 NIL NIL 4 years 0 0 0 0 0.5 0.5 1 0 0.5 capacity (Spare/ needed to procure for 2021-22 become less efficient and prone to failure. Replacemt of Old) failure replacement of the 0.5 Crore Hence it is essential to replace some of the motors in sevice motors and to keep spare for other motors for uninterrupted coal discharge.

Supply ,erection and commissioning of Electrical wire rope Hoist with Electric For lifting the counter 2020-21 44 For lifting the counter weight in Conveyor 73 0.4 2020-21 Mar'2021 NIL NIL 4 years 0 0 0 0.4 0 0.4 0 0 0 driven Trolley 15 Ton weight in Conveyor 73 0.40 Crore capacity for Conveyor 73 with suporting structure.

13 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

For capturing and Supply ,erection and removing the foreign Iron commissioning of For capturing and removing the foreign Iron materials from the coal at 2020-21 45 ILMS at coveyor materials from the coal at coveyor 48A1 at 1 2020-21 Mar'2021 NIL NIL 4 years 0 0 0 1 0 1 0 0 0 coveyor 48A1 at 1 Crore 48A1 at secondary secondary crusher house II secondary crusher house crusher house II II

Dismantling the existing 7 2019-20 Nos travelling hoppers at 0.5 Crores, Shore unloaders for coal jetty-II and supply 2020-21 46 The shore unloader's capacity 2000 MT each 100 2019-22 Mar'2022 NIL NIL 4 years 0 0.5 0.5 0 90.5 90 100 0 9.5 upgraded coal jetty-II and erection of 2 x 2000 90 Crores, MT shore unloaders for 2021-22 9.5 upgraded coal jetty-II Crores

Dismantling the existing 2019-20 conveyor 65 at Coal jetty 0.5 Crores, 2000 MT conveyor II and supply and conveyor capacity of 2 x 2000 Mt including 2020-21 47 with drive system for erection of new 2 x 2000 300 2019-22 Mar- 22 Nil Nil 4 years 0 0.5 0.5 0 200.5 200 300 0 99.5 related drive and stacker and reclaimers 200 Crores, conveyor 65 to 68 MT conveyors and supply 2021-22 and erection of new 99.5Crores conveyors 2019-20 Dismnatling the conveyor Dismantling and 0.5 Crores, structures and columns Copmplete renewal 2020-21 48 and supply and erection structural columns of Iron and steel. 2 2019-22 Mar- 22 Nil NIL 4 years 0 0.5 0.5 0 1 0.5 2 0 1 of conveyor 66 0.5 crores of new conveyor structural columns. 2021-22 1 structure Crore 2020-21 1 Passenger cum Passenger cum lift of Crore, 49 passenger cum lift of capacity 1000Kgs 3 2020-22 Mar- 22 Nil NIL 2 years 0 0 0 0 1 1 3 0 2 Frieght lift at PCH-II capacity 1000Kgs 2021-22 2 crores 2020-21 1 Passenger cum Passenger cum lift of Crore, 50 passenger cum lift of capacity 1000Kgs 3 2020-22 Mar- 22 Nil NIL 2 years 0 0 0 0 1 1 3 0 2 Frieght lift at JT-20 capacity 1000Kgs 2021-22 2 crores

Eccentric Disc screen is to seperate the powdered coal and delivered directly to coal yard conveyor. Due to this avoiding Over loading of Secondary crushers. Now, the existing Eccentric Disc screen are not Dismantling of existing functioning for the past 10 years due to Modification of Eccentric Disc Screen 2020-21 1 frequent failure of system. due to this receiving Eccentric Disc Screen along with all accessories Crore, 51 entire coal is feed into secondary crusher's will 2 2020-22 Mar- 22 Nil NIL 4years 0 0 0 0 1 1 2 0 1 1A & 2B secondary and design Engineering 2021-22 1 lead to quick wear & tear of crusher internals Crusher House-II and Supply of latest crores due to which unbalance of crusher rotor version screen. assembly. much difficulties are being faced while handling higher discharge, resulting frequent stoppages.In order to over come the above, it is proposed to modify with latest version screen for smooth operation of crushers

14 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

The main function of Eccentric Disc screen is to seperate the powdered coal and delivered directly to coal yard conveyor. Due to this avoiding over loading of Secondary crusher's. Now, the existing Eccentric Disc screen are not Dismantling of existing functioning for the past 10 years due to Modification of Eccentric Disc Screen frequent failure of system. Due to this receiving Eccentric Disc Screen along with all accessories entire coal (raw coal + powdered coal) is feed 52 2 2020-22 Mar- 22 Nil Nil 4years 0 0 0 0 1 1 2 0 1 1B & 2A secondary and design Engineering into secondary crusher's will lead to quick wear Crusher House-II and Supply of latest & tear of crusher internals due to which

version screen. unbalance of crusher rotor assembly. much 2020-21 1Crore 2021-22 1Crore difficulties are being faced while handling higher discharge, resulting frequent stoppages.In order to over come the above, it is proposed to modify with latest version screen for smooth operation of crushers

15 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected VII Division :Civil Project

Formation of approach road in the west side The intelligence Bureau Team has compoundwall peripheral 53 GLR III recommended to provide patrolling track all 0.4 2019-22 Mar'22 Nil Nil NA 0 0.1 0.1 0 0.3 0.2 0.4 0 0.1 road from Gate No-6 to along the peripheral road . Crores GLR III and other

peripheral road at TTPS. 2021-22 : 0.10 2020-21 : 0.20 Crores 2020-21 : 0.20 Crores 2019-20 : 0.10 Crores 2019-20 : Crores 0.10 Improvement works in Stores area such as The existing stoking yard is in the low level. To 2020-21 : 0.5 54 Stores Area formation of stocking 0.5 2020-21 Mar'21 Nil Nil NA 0 0 0 0.5 0 0.5 0 0 0 avoid stagnating of raising level. Crores yard, formation of drain, etc..,

Improvement works in 55 Drain drain at 275N road, 263S As the existing drains are in damaged condition. 0.6 2020-22 Mar'22 Nil Nil NA 0 0 0 0 0.3 0.3 0.6 0 0.3 road, and 70S road 2020-21 : 0.30 Crores 2020-21 : 0.30 Crores 2021-22 : 0.30 Crores VIII Division : Civil Maintenance II

Construction of new In repairBay Unit-IV &V inadequate space for 2020-21 : 0.15 56 workshop workshop with EOT crane 0.15 2020-21 Mar'21 Nil Nil NA 0 0 0 0.15 0 0.15 0 0 0 repair works of generation and turbine etc., Crore in Unit - IV& V

The existing tank frequently leakage in tank Construction of new sea and no adequate sea water supply to generation 2020-21 : 0.80 57 Filtreation Tank water filtreration tank in 0.8 2020-21 Mar'21 Nil Nil NA 0 0 0 0.8 0 0.8 0 0 0 aspects . Now it is required to without affects Crore Unit IV& V at stage-III generation in future.

Construction of RCC road To avoid stagnation of rain water during rainy 2020-21 : 0.90 58 Drain and road and drain inside the season & strengthening the existing damaged 0.9 2020-21 Mar'21 Nil Nil NA 0 0 0 0.9 0 0.9 0 0 0 Crore power house area RCC road

Construction of new RCC The Existing outfall roof slab in unit-V found for replacing the with damaged/cracked condition, to maintain 2019-20 : 0.20 59 Roof slab 0.2 2019-20 Mar'20 Nil Nil NA 0.2 0 0.2 0 0 0 0 0 0 damaged RCC slab in the the outflow function & unintrupted power Crore outfall structure in Unit-V generation

Tunnel conveyor Improvement to the 2019-20 : 0.40 60 To strengthening the tunnel conveyor structures 0.4 2019-20 Mar'20 Nil Nil NA 0.4 0 0.4 0 0 0 0 0 0 structure tunnel conveyor works Crore

Formation of RCC floor at To avoid stagnation of rain water during rainy 2019-20 : 0.40 61 RCC Floor Dozer shed,Ash silo IV & 0.4 2019-20 Mar'20 Nil Nil NA 0.4 0 0.4 0 0 0 0 0 0 season Crore V at ICHS area

Construction of Sub Dn- 2019-20 : 0.20 62 Office building II/ ECHP-I office building Accomodation for Sub Dn- II/ ECHP-I officials 0.2 2019-20 Mar'20 Nil Nil NA 0.2 0 0.2 0 0 0 0 0 0 Crore in ICHS area

Improvement to the To safegaurd the free movement of men & 2020-21 : 0.25 63 Approach Bridge approach bridge in JT-2E 0.25 2020-21 Mar'21 Nil Nil NA 0 0 0 0.25 0 0.25 0 0 0 material Crore building at ECHS area.

16 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Construction of additional To avoid spill over the fly ash mixed water from recovery well near the the primary bond and secondary bond to the 2020-21 : 2.00 64 Recovery welll secondary bond and 2 2020-21 Mar'21 Nil Nil NA 0 0 0 2 0 2 0 0 0 sea shore area and maintain the pollution Crore primary bond ash dyke at norms TTPS

IX Division : Mill Plant Maitenance 1

Existing bunker trapezoidal portions have PO.No.617 UNIT 2 RC served more than 36 years and are found CE / TTPS 2019-20 : 0.55 9-S dt 65 MILL Bunker 2B Inclained walls damaged. To avoid generation loss and to 0.55 2019-20 Mar'2020 Note Approval NA 0.55 0 0.55 0 0 0 0 0 0 Crores 23.01.201 renewal works ensure free flow of coal to mills the work is dt.27.02.16 7 essential.

Renewal of Hot air The existing Hot air damper assembly with damper with three Flaps actuator in Unit1 Mills are in service for more complete assembly with than 12 years and in completely eroded 2020-21 : 66 MILL Electrical Actuator to suit condition and huge amount of Primary Hot air 0.9 2020-21 Mar'2021 Nil Nil NA 0 0 0 0.9 0 0.9 0 0 0 0.90 Crores the Internal Duct of size leakage is noticed.To avoid generation loss and 1300 mm height x 1050 to ensure free operation of open/close, the mm width of Unit I Mills work is essential.

Existing coal valve assembly in Unit I,II & III are found in worn out condition.Due to inside PO.No.598 24" Coal valve assembly corrosion, raw coal sticks to it leading to coal CE / TTPS 9 -S Complete set with manual choke up problem.During coal choke 2019-20 : 0.86 67 MILL 0.86 2019-20 Mar'2020 Note Approval dt NA 0.86 0 0.86 0 0 0 0 0 0 operation only for XRP up,continuous hammering to release coal choke Crores dt.02.01.16 24.09.201 763 Bowl Mills up will lead to worn out and broken.To avoid 6 generation loss and to ensure free flow of coal to mills

Due to continuous running of Mills, the worm Renewal of Worm shaft shaft with gear is subjected to fatigue, wear and with gear,key and lock 2019-20 : 1.02 68 MILL tear and needs replacement. Being a critical 1.02 2019-20 Mar'2020 Nil Nil NA 1.02 0 1.02 0 0 0 0 0 0 nut for XRP 763 Bowl Crores spare two sets required to meet out any break mills down and to avoid the mill outages.

The existing 7.5 Ton EOT cranes in unit I, II & Supply and erection of III are in service for more than 10 years and 2020-21 : 69 7.5 Ton Eot crane 7.5 Ton Eot crane in unit repair and breakdowns of EOT cranes occurred 0.9 2020-21 Mar'2021 Nil Nil NA 0 0 0 0.9 0 0.9 0 0 0 0.90 Crores I, II & III and rectified frequently. So renewal of 7.5 Ton EOT cranes are essential.

17 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Existing Center feed pipe and inner center pipe with inverted cone arrangement in Unit I,II & Renewal of Center feed III are found in worn out condition.Due to PO.No.597 pipe and inner center inside corrosion, raw coal sticks to it leading to CE / TTPS 2019-20 : 0.53 3 -S 70 MILL pipe with inverted cone coal choke up problem.During coal choke 0.53 2019-20 Mar'2020 Note Approval NA 0.53 0 0.53 0 0 0 0 0 0 Crores dt arrangement in Unit I, II up,continuous hammering to release coal choke dt. 06.01.16 29.9.2016 & III mills. up will lead to worn out and broken.To avoid generation loss and to ensure free flow of coal to mills

Division : Mill Plant Maintenance 2 2019-20 : 0.69 Worm gear & Worm Worm gear & shaft set It is a critical spare to be replaced in the miills Crore 71 shaft Unit IV& V removal and refiting work 1.04 2019-22 Mar' 2022 Nil Nil NA 0 0.69 0.69 1.04 0 0.35 0 0 0 due to worn out of existing mills 2020-21 mills Unit IV& V mills ( 3 Sets) 0.35Crore Seal air fan motor 2019-20 : 72 Seal air fan motor removal alinging and Due to repreated rewinding needs replacement 0.06 2019-20 Mar' 2020 Nil Nil NA 0.06 0 0.06 0 0 0 0 0 0 0.06 Crores refiting For ESP III - 1No & Conference hall - 1No Since 16.5TR AC package Supply & Erection of 2019-20 : 0.20 73 the existing ones are aged adequated cooling 0.2 2019-20 Mar' 2020 Nil Nil NA 0.2 0 0.2 0 0 0 0 0 0 unit 16.5TR AC package unit Crores could not be maintained. Division : XI Operation & Efficiency 2

Fire hydrant M.S. pipe lines are laid from Raw Water Pump House to Coal Yard area (i.e. Primary crusher house I & II, Secondary crusher house I & II and Conveyor area) and Procurement &erection of Fuel Oil Pump House area and Boiler areas of various sizes of MS Unit IV&V for meeting out any fire emergencies. 2020-21 : 1.50 To safeguard the men Pipeline in Fire hydrant Since the M.S. pipe lines have served more than 74 Fire Hydrant system 3 2020-22 Mar' 2022 Crores 2021-22 Nil Nil and materials of the 0 0 0 0 1.5 1.5 3 0 1.5 system are coal yard 28 years in saline atmosphere and due to : 1.50 Crores board areas and Unit IV& V corrosion & erosion, these pipelines have got areas severely worn out and punctured frequently in many areas.In order to keep the fire fighting system in healthy working condition and to meet fire emergency the MS ERW Pipes are replaced by new one in phased manner

NOVEC 1230 Fire Supply, Erection & Government of India dated 19th july 2000 protection fluid is the Instalation New Fire issued Gazette notification that this type of latest genreation 2020-21 : 6.00 Protection system NOVEC Halon 1301 gas are banned and to be phased chemical extinguisting 75 Fire fighting system 12 2020-22 Mar' 2022 Crores 2021-22 Nil Nil 0 0 0 0 6 6 12 06 1230 by Phasing out of out from the system since it is mandatory,it is agent with negative : 6.00 Crores existing Halon 1301 gas proposed to install the alternate system of impact on system NOVEC 1230 fire protection system equipments,people and the environment.

Tuticorin Thermal Station comes under 'B' category as per IB Team recommendation. The 2020-21 : 0.20 Supply and Installation of 76 CCTV PTZ Camera CCTV PTZ cameras are essentially required for 0.4 2020-22 Mar' 2022 Crores 2021-22 Nil Nil NA 0 0 0 0 0.2 0.2 0.4 0 0.2 CCTV PTZ camera effective monitoring of men and materials inside : 0.20 Crores Tuticorin Thermal Power Station.

18 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected Division : Common Auxilaries

The existing 'NGEF'S make LT Switchgear was commissioned during 1979. It has served more than 39 years and frequent problem are arised more over original spares are not available at market. Trouble shooting and fault attending is Supply,Erection and LT Switchgear in tedious job, since existing protective 2020-21 : 0.30 77 commissioning of LT 0.3 2020-21 Mar'2021 Nil Nil Nil 0 0 0 0.3 0 0.3 0 0 0 CWPH I Electromagnetic relays are unreliable and Crores Switchgear in CWPH I neumerical relay are to be provided, hence supply , erection and commissioning of new 415 V LT Switchgear in Cooling Water pump house I is essential, so as to ensure reliable & trouble free operation.

The existing 'NGEF'S make LT Switchgear was commissioned during 1979. It has served more than 39 years and frequent problem are arised more over original spares are not available at market. Trouble shooting and fault attending is Supply,Erection and LT Switchgear in tedious job, since existing protective 2020-21 : 0.30 78 commissioning of LT 0.3 2020-21 Mar'2021 Nil Nil Nil 0 0 0 0.3 0 0.3 0 0 0 ACWPH Electromagnetic relays are unreliable and Crores Switchgear in ACWPH neumerical relay are to be provided, hence supply , erection and commissioning of new 415 V LT Switchgear in Auxilary Cooling Water pump house is essential, so as to ensure reliable & trouble free operation.

XII Division : Renovation and Modernisation ( Electrical)

The existing PILC Cables have served 34 years, much more than its life period of 25 years. The insulation properties of the existing PILC Cable are in deteriorated condition. Sudden failure of 6.6KV PILC Cable for Replacement of various these cables will lead to disturbance in the TANGEDCO HT Motors and HT sizes of 6.6KV PILC Cable Electrical System thereby causing loss of 2019-20 : proceedings 79 0.5 2019-20 March'20 Nil NA 0.5 0 0.5 0 0 0 0 0 0 Transformers in Unit- for HT Motors and HT generations. Hence to maintain uninterrupted Rs.0.82Crs. No.397, I Transformers in Unit-I power supply to HT Motors and HT dt.31.08.2016 Transformers in Unit-I, the essential existing PILC Cables are proposed to be replaced by XLPE FRLS Aluminium armored HT power Cables.

The existing 33 years old LT switchgear at NGEF make LT FOPH-I requires suitable modernization as the Replacement of existing switchgear panel by OEM M/S NGEF have withdrawn their service NGEF make LT new switchgear panel support very long back. Further switchgear unit switchgear panel by new 2020-21 : 80 with necessary of M/S.NGEF ceased function from 2002. More 1.6 2020-21 March'2021 Nil Nil NA 0 0 0 1.6 0 1.6 0 0 0 switchgear panel with Rs.1.2 Crs. protection number of failure of modules / breakers necessary protection arrangements at observed in the recent past. Multi repaired arrangements at FOPH-I FOPH-I module / breaker are not reliable for continuous operation.

19 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected The cost of 2 Nos. motor can be Replacing of 2nos The motors have served more than 35 years. recovered within 1 PA fan motors by anti 900KW, 6.6KV journal There is no spare support from OEM M/s. TANGEDCO occurrence of friction bearing type bearing type PA fan BHEL. The design of existing old type motors 2019-20 : proceedings.N 81 0.9 2019-20 Dec'2019 Nil defective motor 0.9 0 0.9 0 0 0 0 0 0 motors in unit-I, II & motors by anti friction differ from readily available motors design. Rs.0.96Crs. o.291, replacement, apart III bearing type motors in Failure of motor due to ageing may cause loss dt.03.06.17 from the lube oil cost unit-I, II & III of generation. saving of Rs.30,000/- per motor per annum.

Replacement of existing The motors have served more than 35 years. ID fan motors (3Nos) TANGEDCO journal bearing of ID fan There is no spare support from OEM M/s. into anti friction 2020-21 : proceedings 82 motors (3Nos) into anti BHEL. The design of existing motors differ from 3.04 2020-21 March'2021 Nil NA 0 0 0 3.04 0 3.04 0 0 0 bearing fan motors in Rs.3.04Crs. No.275 friction bearing fan readily available motors design. Failure of motor unit- I. dt.25.05.17. motors in unit- I. due to ageing may cause loss of generation.

TTPS 230 KV Indoor Switchyard has 10 Disturbance fault Erection, testing and outgoing feeders, 5 Units incoming feeders and recorder including commissioning of 3 station Transformer feeder. The sequence of sequential Event Disturbance fault recorder feeder trips and study of fault analyzing TANGEDCO Recorder with GPS including sequential (distrubance recorder) essentially required. The 2019-20 : proceedings 83 1.2 2019-20 March'2020 Nil NA 0 0 0 1.2 0 1.2 0 0 0 based Event Recorder with GPS existing SER and distrubance recorder are Rs.3.04Crs. No.284 , synchronization based synchronization defective. Hence it is proposed to procure the Dt.12.07.2018 system for 230KV system for 230KV Indoor latest version of Disturbance fault recorder Indoor switchyard-I. switchyard-I. including sequential Event Recorder with GPS based synchronization system.

In Unit-III, the existing 34 years old CLCS, OLCS and FSSS control system are of Replacement of existing electromechanical based contactors and relays. open loop and lclosed There is no SER feature. No facility to indicate 2020-21: Rs.22 84 DCS in Unit-III. loop control system into a permissive of equipments. FSSS has only one 15 2020-21 March'2021 Nil Nil 2 years. 0 0 0 15 0 15 0 0 0 Crs. new DCS system in Unit- MFT which is based on electromechanical III relays. These electromechanical relays have no watch dogs. For Boiler and Turbine safty, the existing control systems should be renovated.

The Existing systems have served more than 25 years. The components and mechanical parts are found worn out. Most of the important measurements like pH and Dissolved Oxygen Steam Water Replacement of Steam are not available online. Due to non-availability 2020-21 : 0.55 T.P.No.109, 85 Analysis System in Water Analysis System in 0.55 2020-21 March'2021 Nil NA 0 0 0 0.55 0 0.55 0 0 0 of the Chiller unit, reduction of the sampling Crs. dt. 27.02.18 unit-V. unit-V. temperature has become very difficult. In view of safety aspect and to have perfect analysis of chemical parameter of steam/water system, it needs modernization.

1) Existing control system has served for more Open loop and left Replacement of existing than 35 years and out dated. TANGEDCO 2019-20 : out closed loop open loop and left out 2) Spares are not available. proceedings Rs.12.00 Crs 86 control system into a closed loop control 3) Unreliable 15 2019-21 Dec'20 (CMD) No. Nil 2 years. 0 12 12 15 0 3 0 0 0 2020-21 : new DCS system in system into a new DCS operation 553, Dt Rs.3.00 Crs. Unit- I. system in Unit- I. 29.12.2015

20 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected Replacement of Replacement of existing existing outdated outdated static type FSSS static type FSSS and Due to Spares obsolescence, stoppage of TANGEDCO and SBC (Soot Blower SBC (Soot Blower service support, aging and out dated 2020-21 : proceedings 87 Controls) system and its 4 2020-21 March'2021 Nil 1.6 Years 0 0 0 4 0 4 0 0 0 Controls) system and technology, the system needs for upgration of 4.00Crs. .No.253 dt allied components into its allied components the existing procontrol system. 19.05.17. latest vesion system in into latest vesion unit - V. system in unit - V

The UAT 1A, 1B, 2A, 2B are in continuous service for more than 35 years. Due to ageing the measured tan delta value of the UATS are 5.19, 4.04, 9.44, 10.07 % respective+D21ly which is higher than the permissible limit of Unit Auxiliary Replacement of 2nos Unit TANGEDCO 2%. This may be due to the detoriation of Transformer 15MVA, Auxiliary Transformer 2020 - 21 proceedings 88 insulation properties of aged HV & LV winding 1.97 2020-21 Mar'21 Nil NA 0 0 0 1.97 0 1.97 0 0 0 15.75KV/6.6KV in 15MVA, 15.75KV/6.6KV in 1.97 Crores No332 insulating material (Kraft paper) of the units-I & II at TTPS. units-I & II at TTPS. dt.01.07.2017 Transformer. Due to high Tan delta value, the reliability of Transformer can not be ensured. Failure of Transformer while in service will seriously affect the reliable operation of Unit-I and Unit-II.

Replacement of existing FSSS and SBC (Soot outdated static type FSSS Blower Controls) Due to Spares obsolescence, stoppage of and SBC (Soot Blower system and its allied service support, aging and out dated 2021-22 : Reduce forced 89 Controls) system and its 4 2021-22 March'2022 Nil Nil 000 000 404 components into technology, the system needs for upgration of Rs.4.0 Crs. outages. allied components into latest version system the existing procontrol system latest version system in in unit-IV unit-IV.

XIII Division : Electrical Maintenance I

As per the CeA guideliness vide ref: CE/GO/SE/OA & CO/EE/OA/AEE-1/F.Intra Replacement of Replacement of existing ABT/D.185/DT.18.12.2017, THE EXISTING 0.5 existing WBCT by 2019-20 : 1.2 WBCT by 0.2S class CT in CLASS accuracy CT's and PT's should be 90 0.2S class CT in 6.8 2019-20 Mar' 20 Crores 2020-21 Nil Nil NA 0 1.2 1.2 6.8 0 5.6 0 0 0 feeders, GT & station replaced by 0.25 class accuracy CT's and 0.2 feeders, GT & station : 5.6 Crores transformer (34 Nos.) PT'S in the evacuation feeders of the thermal transformer power stations for the implementation of Intra state ABT.

Replacement of 6 Replacement of 6 Nos. In the TNERC draft notification and as per CEA Nos. 0.5 class 0.5 class accracy PT by guidelines, the existing 0.5 class accuracy CTs accracy PT by 0.2 0.2 class accuracy PT for and PTs shall be replaced by 0.2S class 2019-20 : 0.3 91 class accuracy PT for 0.3 2019-20 Mar' 2020 Nil Nil NA 0.3 0 0.3 0 0 0 0 0 0 Main bus-I&II in 230kV accuracy CTs and 0.2 class accuracy PTs in the Crores Main bus-I&II in Indoor switchyard-I (9 evacuation feeders of thermal power stations 230kV Indoor Nos) for implementation of Intrastate ABT switchyard-I

Procurement of High Replacement of existing The existing hydrogen gas compressor has Pressure Hydrogen aged high pressure served more than 30 years. New hydrogen gas 2020-21 : 0.95 92 0.95 2020-21 Mar' 2021 Nil Nil NA 0 0 0 0.95 0 0.95 0 0 0 gas Compressor for hydrogen gas compressor compressor is essential for defective Crores Hydrogen Plant I by new one replacement of the existing one.

Replacement of The existing electrolytic cells in Hydrogen Plant Replacement of electrolytic cells in I have served more than 37 years. Replacement 2020-21 : 0.50 93 electrolytic cells in 0.6 2020-21 Mar' 2021 Nil Nil NA 0 0 0 0.6 0 0.6 0 0 0 Hydrogen Plant I (6 of existing cells is essential for defective Crores Hydrogen Plant I (6 Nos.) Nos.) replacement of the existing one.

21 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

The existing station transformers have served Procurement of 25 Spare for 25 MVA Station more than 38 years. New station transformer is 2021-22 : 2 94 MVA Station 2 2021-22 Mar' 22 Nil Nil NA 0 0 0 0 0 0 2 0 2 Transformer essential to meet out any unexpected failure of Crores Transformer existing station transformers

The existing Isolator with mechanism has served more than 35 years. Due to ageing,the Isolator with Isolator with mechanism mechanisms are not rotated properly and 2020-21 : 0.65 mechanism box for 95 box for switch yard leading to mismatch of allignment. The limit 1.3 2020-22 Mar' 22 Crores 2021-22 Nil Nil NA 0 0 0 0 0.65 0.65 1.3 0 0.65 switch yard (29A,29B, 29C) switch housing arrangement are cracked and in ; 0.65 Crores (29A,29B, 29C) bend condition.There is no spares available for replacing the isolator with mechanisn. Main Condensate Main Condensate Pump The motors have served more than 35 2021-22 : 0.4 96 Pump Motor,220KW / Motor,220KW / 6.6KV in years.New MCP motor is essential to meet out 0.4 2021-22 Mar' 22 Nil Nil NA 0 0 0 0 0 0 0.4 0 0.4 Crores 6.6KV in Unit-II Unit-II any unexpected failure.

XIV Division : Electrical Maintenance II

The existing MOCB's are in continuous service Replacement of existing 4 for the past 35 years. The OEM M/s. ALIND HT MOC breakers Nos. 1250 Amps,7 Nos. Ltd., has with drawn spare supports very long into latest version of 630 Amps HT MOC 2019 - 20 97 back. Due to obsolance , no spare is available 0.3 2019-20 Mar'2020 NIL Nil NA 0.3 0 0.3 0 0 0 0 0 0 vaccum breakers at breakers into latest Rs.0.30 Crore hence any problem in breaker operation could AHP Stage-I. version of vaccum not be rectified. The life served breakers posses breakers at AHP Stage-I. a threat to safety of men and material .

The breakers are in continuous service for the past 35 years . There is no spare support from Replacement of LT Replacement of LT OEM M/s. L&T Ltd., due to obsolance and 2020 - 21 98 breakers at AHP breakers at AHP Stage- 0.46 2020-21 Mar'2021 NIL Nil NA 0 0 0 0.46 0 0.46 0 0 0 continuous improvement in design . Hence it is Rs. 0.46 Crore Stage-I&II. I&II. essential to replace the old breakers for the safety of men and material.

The motor have served its life period frequent Replacement of Replacement of critical LT winding failure have occurred . No spares are critical LT motors in 2020 - 21 99 motors in Boiler area & available due to obsolance . Due to criticle 0.2 2020-21 Mar'2021 NIL Nil NA 0 0 0 0.2 0 0.2 0 0 0 Boiler area & DM 0.20 DM plant area. operation requirement trouble free motor is plant area. required

Replacement of HT PILC cables into XLPE Replacement of HT PILC / FRLS cable in FOPH- cables into XLPE / FRLS 1, Clarified water cable in FOPH-1, Clarified pump House area’s water pump House area’s Power transformers The existing cable has served more than 35 Power transformers and and Replacement of Years . The IR value of the cables have 2020 - 21 100 Replacement of LT PILC 0.5 2020-21 Mar'2021 NIL Nil NA 0 0 0 0.5 0 0.5 0 0 0 LT PILC cables into detoriated due to ageing . To ensure trouble Rs.0.50 cables into XLPE / FRLS XLPE / FRLS cable in free operation the cable have to be replaced. cable in standby supply standby supply available from AHP Stage - available from AHP I LT SWGR to AHP Stage - Stage - I LT SWGR to II LT SWGR AHP Stage - II LT SWGR

22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

The existing motors have served more than 35 years. There is no spares like external cooling Replacement of Replacement of existing fan cover and end cover are available due to existing conventional 2020 - 21 101 conventional type 3 Nos. absolance. Frequent winding failure occured 0.19 2020-21 Mar'2021 NIL Nil NA 0 0 0 0.19 0 0.19 0 0 0 type 3 Nos. Ash 0.19 Ash slurry pump motor. due to long service. Ash slurry Pump Motor is slurry pump motor. essentially required for effective disposal of Ash slurry.

23 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected The mill motor have served more than 35 years. Replacement of The OEM M/s. BHEL have stopped the spare Replacement of existing existing HT Mill support from the year 2000 . Failure of spares , HT Mill motors by Energy 2021 - 22 102 motors by Energy windings , rotor bars and rotor shaft had occure 2.1 2021-22 Mar'2022 NIL Nil NA 0 0 0 0 0 0 2.1 0 2.1 efficient motors in Unit- Rs.2.10 Crore efficient motors in frequently . Due to obsolance replacement is II.(7Nos) Unit-II.(7Nos) required. Failure of Mill motor will leads to loss of generation. Replacing of 3nos Replacing of 3nos The motors have served morethan 35years. 1100KW, 6.6KV 1100KW, 6.6KV journal There is no spare support from OEM M/s. journal bearing type bearing type FD fan BHEL. The existing motors have differ from 2020 - 21 103 FD fan motors by 1.5 2020-21 Mar'2021 NIL Nil NA 0 0 0 1.5 0 1.5 0 0 0 motors by anti friction readyly available motors design. Due to Rs.1.5 Crore anti friction bearing bearing type motors in maintenance free antifriction bearing type type motors in unit- unit-III. motor, the loss of generation will be reduced. III. Division : xv Electrical Maintenance III 1) Dismantling of old Supply, Erection, batteries 2) Erection, The life period of battery is 5 years as Testing and The healthiness of the Testing and mentioned in the TNEB Gazette, February 1992 2020-21 : 104 Commisisioning of 0.13 2020-21 Mar'2021 Nil Nil DC system will be 0 0 0 0.13 0 0.13 0 0 0 Commisisoning of New (P.No.63). Life period expired during the year 0.13 Crores -24V Battery system ensured. batteries of -24V Battery 2018. Hence replacement is essential in Unit IV & V system in Unit IV & V 1) Dismantling of old Supply, Erection, batteries 2) Erection, Testing and The life period of battery is 5 years as Testing and The healthiness of the Commisisioning of mentioned in the TNEB Gazette, February 1992 2020-21 : 105 Commisisoning of New 1.5 2020-201 Mar'2021 Nil Nil DC system will be 0 0 0 1.5 0 1.5 0 0 0 220V Battery system (P.No.63). Life period expires during the year 1.50 Crores batteries of 220V Battery ensured. in Unit IV,V & 12/2018. Hence replacement is essential system in Unit IV, V & Switchyard-II Switchyard-II 1) Dismantling of old Supply, Erection, batteries 2) Erection, The life period of battery is 5 years as Testing and The healthiness of the Testing and mentioned in the TNEB Gazette, February 1992 2021-22 : 106 Commisisioning of 0.9 2021-22 Mar'2022 Nil Nil DC system will be 0 0 0 0 0 0 0.9 0 0.9 Commisisoning of New (P.No.63). Life period expires during the year 0.9 Crores 360V UPS Battery ensured. batteries of 360V Battery 2019. Hence replacement is essential system in Unit IV system in Unit IV,

The life period of 1) Dismantling of old battery is 5 years as Supply, Erection, batteries2) Erection, mentioned in the Testing and Testing and The above batteries have served their life period 2019-20 : TNEB Gazette, 107 commissioning of 0.28 2019-20 Mar'2020 Nil Nil 0.28 0 0.28 0 0 0 0 0 0 commissioning of new of 5 yerars. Hence replacement is essential. 0.28 Crores February 1992 +24V Battery system Batteries of +24V Battery (P.No.63). Life period in Unit IV system in Unit IV expires during the year 2020. The outage of lift causes more difficult to the operating 1) Dismantling of old personnel and Supply, Erection, Machine set 2) Supply , The existing machine set was erected during maintenance Testing and Erection, Testing and 2019-20 : 108 the Year 1990. It served more than its Life 0.1 2019-20 Mar'2020 Nil Nil Personnel to reach 0.1 0 0.1 0 0 0 0 0 0 Commisisioning of Commisisoning of New 0.10 Crores period hence replacement is essential. the height of 0 to VIP Lift machine set Machine set in V.I.P Lift 21.5Mtrs to carry out of Unit IV& V. the day to day Maintenanace & Operation works.

24 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected Failiure of 6.6 SF6 breakers will affect the 6.6 kV supply 1) Dismantling of Existing The life period of breaker is 25 years as per the system in Unit IV & ABB make HB breaker OEM . Life period of existing 6.6 kV SF6 V.Replacement of Supply, Erection, and 2) Supply Erection, breakers in Units IV &V expires have already entire SWGR due to Testing and 2019-20 : 0.07 Testing and served more than 25 Years. The spares for the technoligical 109 Commisisioning of 0.15 2019-21 Mar'2021 Crores 2020-21 Nil Nil 0 0.07 0.07 0.15 0 0.08 0 0 0 Commisisoning of New existing HB type breaker is declared as obsolete obsolence will incur 6.6KV SF6 breakers : 0.08Crore ABB make HPA 6.6 kV by the OEM M/s ABB . Hence replacement of more expenditure by retrofitting. SF6 H.T Breaker of Unit defective HB type breakers with HPA type hence retrofitting of IV& V. breaker by retrofitting is essential. old type breakers with latest breakers in phased manner is proposed.

Slip ring diameter of existing 210 MW generator rotor become reduced to the safe 1)Releasing of Existing limit.Replacement of Slip ring is only possible For minimising the Rotor and 2) Erection, after threading out of the rotor from the Replacement of 210 breakdown time, it is Testing and Stator.Also the time taken fore the above 2019-20 : 110 MW Generator Rotor 1 2019-20 Mar'20 Nil Nil proposed to replace 101 000 000 Commisisoning of New replacement will be more. Already 1 No. new 1.00 Crores in Unit-V the existing rotor with Rotor in 210 MW Generator rotor is readily available as spare a new spare rotor. Generator of Unit V. rotor . Inorder to conserve time taken for replacement of Slip rings ,replacement of existing rotor with spare rotor is essential.

a)Dismantling of existing Frequent failures have occurred in the Higher Replacement of In order to reduce the high capacity 415 V LT capacity modules in the 415 V LT switchgears 2020-21 : higher capacity 415 V frequency of failures modules b) Supply and and affects the LT supply system. In order to 0.25 Crore 111 LT modules with LT 0.5 2020-22 Mar'2022 Nil Nil of modules, erection 0 0 0 0 0.25 0.25 0.5 0 0.25 erection of LT air circuit reduce the frequency of failures of modules, 2021-22 : Air Circuit Breakers in of breakers in lieu of breakers in lieu of erection of breakers in lieu of modules is 0.25 Crore Units 4&5 modules is essential. modules essential. Supply and erection of one no additional Supply, erection and At present no spare breaker panel is available in 415 V LT switchgear commissioning of one no 415 V Station Service Switchgear B in Units 4&5 panel with LT air To provide additional additional 415 V LT for catering any furture requirements. Hence it 2020-21: 112 circuit breaker and its 0.2 2020-21 Mar'2021 Nil Nil breaker panel in the 0 0 0 0.2 0 0.2 0 0 0 switchgear panel with LT is essential to erect one no additional 415 V LT 0.20 Crores accessories in 415 V existing SWGR. air circuit breaker and its switchgear panel with LT air circuit breaker and Station Service accessories its accessories. Switchgear B in Units 4&5

The contact resistance of the breakers are The replcement is Replacement of 2 sets of found to be higher in 230kV TTPS-Maduari 2020-21 : essential for proper 113 230kV Breaker 0.4 2020-21 Mar'21 Nil Nil 0 0 0 0.4 0 0.4 0 0 0 230kV Breaker feeder and 230kV TTPS-Checkanurani feeder 0.40 Crores power evacuation of and the same has to be replaced. the generated power.

Replacement 24 Nos. of 0.5 class accracy WBCT by 0.2 S class In the TNERC draft notification and as per CEA To implement ABT accuracy WBCT for guidelines, the existing 0.5 class accuracy CTs 2019-20 : metering in thermal Generator 254kV, 1600 Amps 0.2 S and PTs shall be replaced by 0.2S class 0.69 Crores : 114 4.29 2019-21 Mar'2021 Nil Nil stations, replacement 0 0.69 0.69 4.29 0 3.6 0 0 0 transformer, Station class accuracy WBCT accuracy CTs and 0.2 class accuracy PTs in the 2020-21 : 3.6 of thses WBCTs much transformer and 230 evacuation feeders of thermal power stations Crores essential. kV feeders,Main bus - for implementation of Intrastate ABT IV in 230kV Indoor switchyard-II

25 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Replacement of 6 In the TNERC draft notification and as per CEA To implement ABT Nos. 0.5 class guidelines, the existing 0.5 class accuracy CTs 2019-20 : metering in thermal accracy PT by 0.2 and PTs shall be replaced by 0.2S class 0.08 Crores 115 0.2 class PT 0.16 2019-21 Mar'20 Nil Nil stations, replacement 0 0.08 0.08 0.16 0 0.08 0 0 0 class accuracy PT for accuracy CTs and 0.2 class accuracy PTs in the 2020-21 : 0.08 of thses PTs much Main bus-IV in 230kV evacuation feeders of thermal power stations Crores essential. Indoor switchyard-II for implementation of Intrastate ABT

Supply, erection and The existing motors served more than 27 years. Energy Effient Sqruiel commissionging of 8 Nos. 2019-20 : Due to saline atmosphere, the motor casings Energy savings due to cage Induction motor Energy Effient Sqruiel 0.40 Crores 116 are compelety damaged condtion. Failure of 0.65 2019-21 Mar'21 Nil Nil replcement by Energy 0 0.4 0.4 0.65 0 0.25 0 0 0 Capacity : 160kW, cage Induction motor for 2020-21 : 0.25 motors leads to ash evacuation problem in Unit- efficient motors. 415 V AC, 273 Amps Ash Handling plant of Crores IV & V. Unit-IV & V

Supply, erection and The existing breakers served more than 27 1000 Amps LT Failure of breakers commissionging of 8 Nos. years. Frequent problems arised in the Breaker in Ash 2020-21 : may leads to ash 117 1000 Amps LT Breaker in mechanism of the breaker and spares become 0.2 2020-21 Mar'21 Nil Nil 0 0 0 0.2 0 0.2 0 0 0 Handling plant of 0.2 Crores evacuation problem in Ash Handling plant of obsolute. Hence replacement of the breakerrs Unit-IV & V Unit-IV & V. Unit-IV & V are essential. XVI Division : Instrumentation I

Up gradation of Operating Unit-II DCS system along with PGP Existing unit-II DCS operating system along 2019-20 : 118 3 2020-21 Mar'21 Nil Nil NA 0 0 0 3 0 3 0 0 0 upgradation and computer version for with PGP and computer version was obsolete 3.00 Crores Unit-II

XVII Division : Instrumentation II

Up gradation EAST. In The Existing Iskmatic Turbine Control system 2020-21 : 119 EAST. In Unit IV 8 2020-21 Mar'2021 Nil Nil NA 0 0 0 8 0 8 0 0 0 Unit IV to Latest Valmat DNA Turbine Control Systems 8 Crores

Raw coal feeder Modernization of raw coal 2020-21 : 120 The Existing System is obsolete to system 5 2020-21 Mar'2021 Nil Nil NA 0 0 0 5 0 5 0 0 0 system. feeder system in Unit 5. 5 Crores

HITACHI DCS Spares HITACHI DCS Spares for 2020-21: 2.20 121 Critical spares 2.2 2020-21 Mar'2021 Nil Nil NA 0 0 0 2.2 0 2.2 0 0 0 for TTPS and MTPS TTPS and MTPS Crores XVII Division : Meter Relay Testing I I Since these items are used for failure UNIT-II DCS DI,DO,SOE These items are critical spares and required for 2020-21 : 0.05 122 UNIT II DCS 0.05 2020-21 Mar'2021 Nil Nil replacement,Cost 0 0 0 0.05 0 0.05 0 0 0 Modules failure replacement Crores benefit analysis is not applicable.

Since these items are To ensure the availablity and healthiness of used for strenthening LOP system in Unit 2020-21 : 0.01 123 phase failure relays power supply for LOP system of ID,FD & PA 0.01 2020-21 Mar'2021 Nil Nil the protection scheme 0 0 0 0.01 0 0.01 0 0 0 I,II,III Crores fans. ,Cost benefit analysis is not applicable.

26 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Since these items are used for testig Procurement of CT To ensure healthiness of Current Transformers 2020-21 :0.22 124 MRT lab 0.22 2020-21 Mar'2021 Nil Nil purpose,Cost benefit 0 0 0 0.22 0 0.22 0 0 0 Analyzer in service. Crores analysis is not applicable.

Since these items are used for testig Numerical relay testing For testing of all types of relays with higher 2020-21 : 0.25 125 MRT lab 0.25 2020-21 Mar'2021 Nil Nil purpose,Cost benefit 0 0 0 0.25 0 0.25 0 0 0 kit accuarcy & reliablity. Crores analysis is not applicable.

Since these items are used for testig Procurement of Lab For the testing of all the electical equipments & 2019-20 : 0.01 126 MRT lab 0.01 2019-20 Mar'2020 Nil Nil purpose,Cost benefit 0.01 0 0.01 0 0 0 0 0 0 Scientific Instruments routine maitenance works. Crores analysis is not applicable.

Procurement and Since it is used in Commissioning of synchronising To achieve perfect synchronization and it 2019-20 : 0.30 127 Unit I & III Generator Generator Auto 0.3 2019-20 Mar'2020 Nil Nil schme,Cost benefit 0.3 0 0.3 0 0 0 0 0 0 increases the life of Generator. Crores Synchroniser in Unit-I analysis is not and III applicable

Since these items are used for strenthening Trip ciruit supervision To monitor the trip circuit healthiness of HT 2020-21 : 0.06 128 6.6kv switchgears 0.06 2020-21 Mar'2021 Nil Nil the protection scheme 0 0 0 0.06 0 0.06 0 0 0 relay breaker. Crores ,Cost benefit analysis is not applicable.

Since these items are used for testig Procurement of breaker For testing and ensure the healthiness of HV & 2020-21 : 0.20 129 Switch yard I 0.2 2020-21 Mar'2021 Nil Nil purpose,Cost benefit 0 0 0 0.2 0 0.2 0 0 0 analyser EHV circuit breakers Crores analysis is not applicable.

Since these items are used for failure DVR system spares for These items are critical spares and required for 2019-20 : 0.50 130 DVR system 0.5 2019-20 Mar'2020 Nil Nil replacement,Cost 0.5 0 0.5 0 0 0 0 0 0 Unit -I,II & III failure replacement Crores benefit analysis is not applicable.

Since these items are used for failure GRP system spares for These items are critical spares and required for 2019-20 : 0.25 131 GRP system 0.25 2019-20 Mar'2020 Nil Nil replacement,Cost 0.25 0 0.25 0 0 0 0 0 0 Unit -I,II,III. failure replacement Crores benefit analysis is not applicable.

These items are used in Unit -2 DCS panel and Unit could not be run without these SIL certified DCS spares These items are critical spares and required for 2020-21 : 0.52 spares on failure 132 FSSS 0.52 2020-21 Mar'2021 Nil Nil 0 0 0 0.52 0 0.52 0 0 0 for Unit-II failure replacement Crores condtion, the expenditure involved for this proposal is meagre and justifiable.

27 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

The Existing English Electric make Electromechanical type relays have been Replacement of serving more than 39 Years and do not have External LT electromechanical relays 2019-20 133 any fault, event and disturbance recording 0.3 2019-20 Mar'2020 Nil Nil NA 0.3 0 0.3 0 0 0 0 0 0 switchgear with numerical based :0.30Crores features for trip/fault diagnosis/communication relays feature. It is observed that the failure rates of relays are in increasing trend due to ageing.

As the busbar protection scheme in TTPS covers five nos 210MW generation units and ten nos On comparing with 230kV feeders and 3 nos station transformers, revenue loss in minor delay /malfunction leads to huge bringing tripped Units generation loss and equipment damage etc., into service in the Replacement of Hence, the existing old type busbar protection event of any fault and Switch yard I electromechanical type relays have to be replaced with latest version 2019-20 134 0.3 2019-20 Mar'2020 Nil Nil considering the 0.3 0 0.3 0 0 0 0 0 0 & II busbar protection relays numerical based relays to maintain the system :0.30Crores system security, the into numerical relays. stability, to reduce the loss of generation and expenditure involved safeguard the generation units. Also, SRPC has for this proposal is recommended in its 62th meeting to replace all meagre and the lectromechanical relays into numerical justifiable. based relays in switchyard I & II.

This proposal is evolved for Replacement of Due to its more than 39 years of continuous strengthening of 6.6kv/415v outlets,LT electromechanical relays 2020-21 135 service, all the relays have become so sluggish 0.3 2020-21 Mar'21 Nil Nil protection of LT 0 0 0 0.3 0 0.3 0 0 0 switchgears in 6.6kv/415v outlets,LT :0.30Crores and worn-out causing more in-service troubles. switchgears, cost switchgears benefit analysis is not applicable

Terminal voltage of DG set coulnot be Replacement of maintained due to old type analog AVR.Also,the 2020-21: 136 DG set I,II & III electromechanical relays 0.5 2020-21 Mar'21 Nil Nil NA 0 0 0 0.5 0 0.5 0 0 0 failure rates of old electromechanical relays are 0.50 Crores & AVR in DG set I,II & III in increasing trend due to ageing.

Most of the existing energymeters are in service Replacement of analog with beyond the error limit and could not be 2020-21 : 137 6.6kv switchgears 0.06 2020-21 Mar'21 Nil Nil NA 0 0 0 0.06 0 0.06 0 0 0 energymeters rectified.Energymeters has to be provided newly 0.06 Crores in some of the services. Division : Meter XIX Relay Test in II

Existing meter was defective and survey procurement of 1no. New reported. So in order to meet out the day to day 100A Digital Contact requirements of such a vast jurisdiction with Permanent Resistance meter (Micro plenty of power equipments, great difficulty is (CMD) Procurement of new Ohm meter) as a being faced while conducting periodical 2019-20 TANGEDCO 138 100A digital Contact 0.02 2019-20 Mar'20 Nil NA 0.02 0 0.02 0 0 0 0 0 0 replacement for 1no. measurement of contact resistances for vital 0.02Crores Proceedings resistance meter survey reported Eltel equipments such as 230kV circuit breakers, Bus No: 403 Dated make Portable DC low bar joints etc. to avert unexpected failures and 26.09.18 resistance meter to avoid any loss of generation because of unit outages

28 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Anticipated allocation of Details of S. Name of the Estimated Cost Project Contract Cost benefit Amount Amount Amount furnishing list of major Technical justification date of Capital Board Allocati Remarks No. Scheme (Rs. in crores) schedule / P.Os analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing items completion expenditure approval on of placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP (Rs. in crores) CAPEX expected expected expected

Existing meter was irreliable and erraticSo in order to meet out the day to day requirements of such a vast jurisdiction with plenty of power Procurement of new Replacement of exisitng equipments, great difficulty is being faced while 2020-21 139 winding resistance worn out winding conducting periodical measurement of 0.05 2020-21 Mar'21 Nil Nil NA 0 0 0 0.05 0 0.05 0 0 0 0.05Crores meter resistance meter resistances for vital equipments such as Gen. Trs., HT motors to avert unexpected failures and to avoid any loss of generation because of unit outages

Mandatory Spares for These mandatory spares are essentially Digital Automatic Digital Excitation System required for defective replacemetn in order to 2019-20 140 Voltage Regulator 0.1 2019-20 Mar'20 Nil Nil NA 0.1 0 0.1 0 0 0 0 0 0 (DAVR) of Unit-5 (make: avoid any generation losses dbecause of Unit 0.10 Crores system - Unit-5 ANDRITZ HYDRO) outage

Mandatory Spares of These mandatory spares are essentially Generator Protection Generator Protection required for defective replacemetn in order to 2020-21 141 0.1 2020-21 Mar'21 Nil Nil NA 0 0 0 0.1 0 0.1 0 0 0 System - Unit 4&5 Systems (GRP) in Unit avoid any generation losses dbecause of Unit 0.10 Crores 4&5 outage

Replacement of existing 6.6kV Incomers and sluggish erratic Replacing of oudated cum old low accuracy Tie Feeders of Unit electromechanical energy meters by latest technology to achieve 2020-21 142 0.1 2020-21 Mar'21 Nil Nil NA 0 0 0 0.1 0 0.1 0 0 0 4&5 and Coal Energymeters of various high accuracy of 0.2 and gainig prolonged 0.1Crores handling system ratings in units 4&5, service support ICHP, ECHP etc. Replacing outdated cum old controls & relay panels in service for more than 25 years by Modernatization of 230kV Switchyard -1 latest proven technology as per the instruction 2021-22 : 5 143 Control and Relay panels 5 2021-22 Mar'22 Nil Nil NA 0 0 0 0 0 0 5 0 5 & 2 of SRPC and life extension of the equipments, Crores in 230kV Switchyard-1&2 gaining prolonged service support and service continuity

Modernatization of Replacing old relays in service by latest 6.6kV Incomers and Protection relays in 6.6kV numerical type protection relays to achieve life 2020-21 : 144 Tie Feeders of Unit 0.25 2020-21 Mar'21 Nil Nil NA 0 0 0 0.25 0 0.25 0 0 0 Incomers and Tie feeders extension of the primary equipmetns, gaining 0.25 Crores 4&5 of Unit-4&5 prolonged service support and service continuity

Replacing of oudated cum old controls by latest Generator Control technology to achieve relaible operation of R&M of GCDP controls in 2020-21 : 145 Desk Panel of Uni breakers, isolators from remote and gainig 0.5 2020-21 Mar'21 Nil Nil NA 0 0 0 0.5 0 0.5 0 0 0 Unit 4&5 0.50 Crores 4&5 prolonged service support and service continuity of the unit

R&M of prtoection relays Replacing old relays in service by latest External auxiliaries in 6.6kV and 415V LT numerical type protection relays to achieve life 2021-22 : 146 switchgears of Unit 0.55 2021-22 Mar'22 Nil Nil NA 0 0 0 0 0 0 0.55 0 0.55 incomer, Tie and motor extension of the primary equipments, gaining 0.55 Crores 4&5 feeders of Unit 4&5 prolonged service support and service continuity

Total 1579.91 45.48 17.43 62.91 497.73 365.9 846.2 1036.7 0 670.8

29 ABSTRACT - I

YEARWISE ALLOCATION OF CAPITAL EXPENDITURES (MTPS-I)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22 Remarks

Mettur Thermal Power 1109.07 51.72 621.97 435.38 Station - I

30 ABSTRACT - II

YEARWISE CAPITALISATION (MTPS-I)

FY 2019-20 FY 2020-21 FY 2021-22 Estimated Cost Closing Station Amount Amount Amount Remarks (Rs. in Closing CWIP Closing CWIP CWIP Capitalisation Capitalisation Capitalisation Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) Crores)

Mettur Thermal Power Station - I 1109.07 27.57 24.15 180.12 466.00 901.38 0.00

31 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected MECHANICAL -I CIRCLE BOILER MAINTENANCE DIVISION

MTPS-I - R&M of ESP - Unit-IV (210 MW) at MTPS-I As per the notification dated 07.12.2015, the Environmental Norms for inclusive of Thermal Power Plant has been revised by Ministry of Environment, refurbishment of the Forest and Climate change, Government of India and the same shall P.O.No.22 The Proposal is aimed to adopt revised the emission Norms CMD Per existing ESP and be adhered within a period of two years from the date of publication FY-2019-20 Dt.31.05.18 for Thermal Power Plant to reduce the suspended TANGEDCO augmentation of (07.12.2015) of notification. In MTPS-I, the existing ESPs are designed Rs.22.15 Cr. to M/s BHEL particulate matter to 100 mg/Nm3 notification dated Work in 1 R&M 58.15 2019-21 Jul'2021 Proceedings No. 0 22.15 22.15 58.15 0 36 0 0 0 additional ESP to for particulate matter of 150mg/Nm3, therefore the stipulated revised FY-2020-21 Ltd., 07.12.2015 by Ministry of Environment, Forest and Climate Progress 484 dt achieve the desired SPM level of 100 mg/Nm3 could not be achieved with the existing Rs.36.00 Cr. Chennai change, Government of India. Hence cost benefit for this :12.09.2017 emission level of ESP. Hence ESP’s are to be redesigned or modified to achieve an proposal is not applicable. less than 80 emission level of less than 100 mg/Nm3 to meet the statutory mg/Nm3 at ESP requirement. outlet as per job specification.

As per the notification dated 07.12.2015, the Environmental Norms for Thermal Power Plant has been revised by Ministry of Environment, Forest and Climate change, Government of India and the same shall The Proposal is aimed to adopt revised the emission Norms MTPS-I – Unit-I – be adhered within a period of two years from the date of publication FY-2020-21 for Thermal Power Plant to reduce the suspended Renovation & (07.12.2015) of notification. In MTPS-I, the existing ESPs are designed March'202 Rs.30 Cr FY- Proposal to be particulate matter to 100 mg/Nm3 notification dated 2 R&M 58.15 2020-22 Nil 0 0 0 0 30 30 58.15 0 28.15 Modernization of for particulate matter of 150mg/Nm3, therefore the stipulated revised 2 2021-22 submitted 07.12.2015 by Ministry of Environment, Forest and Climate ESP SPM level of 100 mg/Nm3 could not be achieved with the existing Rs.28.15 Cr change, Government of India. Hence cost benefit for this ESP. Hence ESP’s are to be redesigned or modified to achieve an proposal is not applicable. emission level of less than 100 mg/Nm3 to meet the statutory requirement.

As per the notification dated 07.12.2015, the Environmental Norms for Thermal Power Plant has been revised by Ministry of Environment, Forest and Climate change, Government of India and the same shall The Proposal is aimed to adopt revised the emission Norms MTPS-I – Unit-II – be adhered within a period of two years from the date of publication FY-2020-21 for Thermal Power Plant to reduce the suspended Renovation & (07.12.2015) of notification. In MTPS-I, the existing ESPs are designed Rs.30.00 Cr Proposal to be particulate matter to 100 mg/Nm3 notification dated 3 R&M 58.15 2020-22 Mar'2022 Nil 0 0 0 0 30 30 58.15 0 28.15 --- Modernization of for particulate matter of 150mg/Nm3, therefore the stipulated revised FY-2020-21 submitted 07.12.2015 by Ministry of Environment, Forest and Climate ESP SPM level of 100 mg/Nm3 could not be achieved with the existing Rs.28.15 Cr change, Government of India. Hence cost benefit for this ESP. Hence ESP’s are to be redesigned or modified to achieve an proposal is not applicable. emission level of less than 100 mg/Nm3 to meet the statutory requirement.

Design, Supply, Erection and To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Commissioning of change, Government of India norms of SO2 emmision level less than Rs.75.00 Cr Proposal to be The Proposal is aimed to reduce the SO2 emission level. 4 R&M 126 2021-22 Mar'2022 Nil 0 0 0 0 75 75 126 0 51 0 Flue Gas De- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. Sulphurisation Plant Dec 2003 Rs.51.00 Cr (FGD) in Unit-I

Design, Supply, Erection and To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Commissioning of change, Government of India norms of SO2 emmision level less than Rs.75.00 Cr Proposal to be The Proposal is aimed to reduce the SO2 emission level. 5 R&M 126 2021-22 Mar'2022 Nil 0 0 0 0 75 75 126 0 51 0 Flue Gas De- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. Sulphurisation Plant Dec 2003 Rs.51.00 Cr (FGD) in Unit-II

Design, Supply, To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Erection and change, Government of India norms of NOx emmision level less than Rs.5.00 Cr Proposal to be The Proposal is aimed to reduce the Nox emission level. 6 R&M Commissioning of 10 2020-22 Mar'2022 Nil 0 0 0 05 5100 5 0 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. De-NOx system in Dec 2003 Rs.5.00 Cr Unit-I

32 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

Design, Supply, To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Erection and change, Government of India norms of Nox emmision level less than Rs.5.00 Cr Proposal to be The Proposal is aimed to reduce the Nox emission level. 7 R&M Commissioning of 10 2020-22 Mar'2022 Nil 0 0 0 0 5 5 10 0 5 --- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. De-NOx system in Dec 2003 Rs.5.00 Cr Unit-II

As per the notification dated 07.12.2015, the Environmental Norms for Thermal Power Plant has been revised by Ministry of Environment, Forest and Climate change, Government of India and the same shall The Proposal is aimed to adopt revised the emission Norms MTPS-I – Unit-III – be adhered within a period of two years from the date of publication FY-2020-21 for Thermal Power Plant to reduce the suspended Renovation & (07.12.2015) of notification. In MTPS-I, the existing ESPs are designed Rs.30.00 Cr Proposal to be particulate matter to 100 mg/Nm3 notification dated 8 R&M 58.15 2020-22 Mar'2022 Nil 0 0 0 0 30 30 58.15 0 28.15 --- Modernization of for particulate matter of 150mg/Nm3, therefore the stipulated revised FY-2021-22 submitted 07.12.2015 by Ministry of Environment, Forest and Climate ESP SPM level of 100 mg/Nm3 could not be achieved with the existing Rs.28.15Cr change, Government of India. Hence cost benefit for this ESP. Hence ESP’s are to be redesigned or modified to achieve an proposal is not applicable. emission level of less than 100 mg/Nm3 to meet the statutory requirement.

Design, Supply, Erection and To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Commissioning of change, Government of India norms of SO2 emmision level less than Rs.75.00 Cr Proposal to be The Proposal is aimed to reduce the SO2 emission level. 9 R&M 126 2020-22 Mar'2022 Nil 0 0 0 0 75 75 126 0 51 --- Flue Gas De- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. Sulphurisation Plant Dec 2003 Rs.51.00 Cr (FGD) in Unit-III

Design, Supply, Erection and To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Commissioning of change, Government of India norms of SO2 emmision level less than Rs.75.00 Cr Proposal to be The Proposal is aimed to reduce the SO2 emission level. 10 R&M 126 2020-22 Mar'2022 Nil 0 0 0 0 75 75 126 0 51 --- Flue Gas De- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. Sulphurisation Plant Dec 2003 Rs.51.00 Cr (FGD) in Unit-IV Design, Supply, To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Erection and change, Government of India norms of NOx emmision level less than Rs.5.00 Cr Proposal to be The Proposal is aimed to reduce the Nox emission level. 11 R&M Commissioning of 10 2020-22 Mar'2022 Nil 0 0 0 0 5 5 10 0 5 --- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. De-NOx system in Dec 2003 Rs.5.00Cr Unit-III Design, Supply, To meet out the latest Ministry of Environment, Forest and Climate FY-2020-21 Erection and change, Government of India norms of Nox emmision level less than Rs.5.00 Cr Proposal to be The Proposal is aimed to reduce the Nox emission level. 12 R&M Commissioning of 10 2020-22 Mar'2022 Nil 0 0 0 0 5 5 10 0 5 --- 600mg/Nm3 for 210MW Thermal Power Plant installed before 31st FY-2021-22 submitted Hence cost benefit for this proposal is not applicable. De-NOx system in Dec 2003 Rs.5.00Cr Unit-IV COMMON AUXILIARIES DIVISION

Supply , erection , testing and commissioning of Water consumption of MTPS-I can be reduced concentrated At present the specific water consumption at MTPS-I is Approximately 45,000m3/ day.Raw water pump running sulphuric acid approx.5.50m3/MW–hr.To reduce the specific water consumption from hours can be reduced 13hr/day. dozing pumps with 5.50m3/MW-hr. to 3.5m3/MW-hr. , it is very essential to increase the FY 2020- FY 2020- 2020-21 : Proposal to be 13 R&M 6.6 Nil Approx. power saving cost may be Rs.72,00,000/year 0 0 0 6.6 0 6.6 0 0 0 --- necessary internal cycle of concentration of cooling water from 1.6 to 3.5. Therefore it is 2021 2021 Rs.6.60 Crs. submitted And cost saving from reduced water cess may be and external anti programmed to doze concentrated sulphuric acid to the cooling water Rs.65,00,000/year corrosive coated system to maintain the required level of PH and conductivity. storage tanks including pipes and instruments etc.,

At present, the efficiency of the pump ACWP 1A is found very low Supply and when compared with design efficiency as PCRA report. Motor has erection,Testing& become obsolete as report made by EE/EM-II. Hence, in order to The payback period of the investment will take approx. Commissioning of FY 2020- March'202 2020-21 : Proposal to be 14 R&M improve the performance of the existing pump, it is necessary to 0.75 Nil 3 years by increase in the efficiency and decrease in 0 0 0 0.75 0 0.75 0 0 0 --- Auxiliary cooling 2021 1 Rs.0.75 Crs. submitted replace the above pump with motor. Auxiliary power consumption. water pump 1A with suitable Motor-1 No.

MILL PLANT DIVISION

33 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

Renewal of A.C. Plant Cooling Tower - Stage II - Supply, Previously the A.C.Cooling tower stage - II was renewed during 2008. erection, testing and Now the existing FRP coated cooling tower tank (basin) got corroded Commissioning of FY 2021-22 Proposal to be 15 R&M and the life period of the treated timber structure had been expired 0.15 2021 - 22 2021 - 22 Nil Life Extension 0 0 0 0 0 0 0.15 0 0.15 --- A.C Cooling Tower Rs.0.15 Cr. put up by 2018. To avoid unexpected collapse of the weak timber structure cosists of 2 cells and damage of the tank, it should be renewed essentially. Model No. 361 - 102 and cooling tower basin tank.

Renewal of A.C. Plant Cooling Tower - Stage I - Supply, Previously the A.C.Cooling tower stage - I was renewed during 2006. erection, testing and Now the existing FRP coated cooling tower tank (basin) got corroded Commissioning of March'202 FY 2020 - 21 Proposal to be 16 R&M and the life period of the treated timber structure had been expired 0.15 2020 - 21 Life Extension 0 0 0 0.15 0 0.15 0 0 0 --- A.C Cooling Tower 1 Rs.0.15 Crs. put up by 2016. To avoid unexpected collapse of the weak timber structure cosists of 2 cells and damage of the tank, it should be renewed essentially. Model No. 361 - 102 and cooling tower basin tank.

TURBINE MAINTENANCE DIVISION Repair & Reconditioning of 210 MW LMW CMD FY 2019-20 Turbine efficiency will be 17 Capital design Turbine HP & Required for replacement of existing life served Rotors guring COH 6.26 2019-20 Mar'2020 Pro.No:368, NIL 6.26 0 6.26 0 0 0 0 0 0 --- Rs.6.26 Crs. improved IP Rotor released Dt:29.02.18 from Unit-I / MTPS- I Repair & Reconditioning of 210 MW LMW CMD FY 2020-21 Turbine efficiency will be 18 Capital design Turbine LP Required for replacement of existing life served Rotors guring COH 5.31 2020-21 Mar'2021 Pro.No:215, NIL 0 0 0 5.31 0 5.31 0 0 0 --- Rs.5.31 Crs. improved Rotor released Dt:23.05.18 from Unit-I / MTPS- I

Procurement of New CMD HP Rotor- 1 No. for FY 2020-21 Turbine efficiency will be 19 Capital Required for replacement of existing life served Rotors guring COH 11.75 2020-21 Mar'2021 Pro.No:344, NIL 0 0 0 11.75 0 11.75 0 0 0 --- 210MW LMW design Rs.11.75 Crs. improved Dt:06.08.18 Turbine

Procurement of New Adiministrative HP Diaphragms 1 Required for replacement of existing life served Diaphragm guring FY 2020-21 20 Capital 5 2020-21 Ma'2021 Approval to be NIL Heat rate will be improved 0 0 0 5 0 5 0 0 0 --- set for 210MW LMW COH Rs.5.00 Crs. obtained design Turbine MTPS-1 has an installed capacity of 840MW each 210MW capacity of 4Units. Each 3Nos Service Air Compressors are available for each Supply , erection , Stage (Unit -I & Unit-II). Out of which 2Nos are in service and 1No. testing and Is in standby for catering Service Air to various vital equipment and commissioning of cleaning purpose. All the 3 Service Air Compressors for stage I were In order to extend the life of the system with operating 3Nos Screw supplied by M/s. K.G.Khosla Compressors Ltd and erected at Unit-I & efficiency of 70-80%, it is proposed to replace the existing copmressors commissioned during 1986. Aftyer 32 years of service, the existing 3Nos. of old Reciprocating type, Service Air Compressor by towards Service Air compressors after running with the efficiency of 45-55%. FY 2020- March'202 2020-21 : Proposal to be 3Nos. new latest version higher capacity Single stage Air 21 Capital replacement of 0.9 NIL 0 0 0 0.9 0 0.9 0 0 0 --- Already this old reciprocating compressors have been replaced by new 21 1 Rs.0.90 Crs. submitted cooled Screw Compressors. The Cost Savings / existing Old / comressors in Stage - II ( Unit-III & Unit-IV)by Screw Air Year = Rs.4830500/- Payback Period Reciprocating type Comporessors running with the efficiency of 70-80%. In order to = 22 months Air Compressor for extend the life of the system with operating efficiency of 70-80%, it is Service Air System proposed to replace the existing 3Nos. of old Reciprocating type, for Stage-I in Unit - Service Air Compressor by 3Nos. new latest version higher capacity I /MTPS-1. Single stage Air cooled Screw Compressors

34 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected Repair & Reconditioning of 210 MW LMW CMD 2020-21 : 22 Capital design Turbine IP Required for replacement of existing life served Rotors guring COH 1.7 2020-21 Mar'2021 Pro.No:346, NIL Turbine efficiency will be improved 0 0 0 1.7 0 1.7 0 0 0 --- Rs.1.70 Crs. Rotor released Dt:14.08.18 from Unit-II / MTPS-I Repair & Reconditioning of 210 MW LMW Adiministrative 2020-21 : 23 Capital design Turbine high Required for replacement of existing life served Rotors guring COH 1.49 2020-21 Mar'2021 Approval to be NIL Turbine efficiency will be improved 0 0 0 1.49 0 1.49 0 0 0 --- Rs.1.49 Crs. run out IP Rotor obtained released from Unit- I / MTPS-I Repair & Reconditioning of 210 MW LMW Adiministrative 2020-21 : 24 Capital design Turbine LP Required for replacement of existing life served Rotors guring COH 5.31 2020-21 Mar'21 Approval to be NIL Turbine efficiency will be improved 0 0 0 5.31 0 5.31 0 0 0 --- Rs.5.31 Crs. Rotor released obtained from Unit-I I / MTPS-I

MTPS-1 has an installed capacity of 840MW each 210MW capacity of Supply , erection , 4Units. Each 3Nos Instrument Air Compressors are available for each testing and Unit. Out of which 2Nos are in service and 1No. is in standby for commissioning of catering Service Air to various vital equipment and cleaning purpose. 3Nos Screw All the Instrument Air Compressors for stage I & II (Unit 1 to 4)were In order to extend the life of the system with operating compressors supplied by M/s. K.G.Khosla Compressors Ltd and erected from 1986 efficiency of 70-80%, it is proposed to replace the existing towards Onwards. After 30 to 32 years of service, the existing Instrument Air 3Nos. of old Reciprocating type, Instrument Air Compressor FY 2020- FY 2020- FY 2020-2021 Proposal to be 25 Capital replacement of compressors are running with the efficiency of 45-55%. Already this 1.9 Nil by 3Nos. new latest version higher capacity Single stage 0 0 0 1.9 0 1.9 0 0 0 --- 2021 2021 Rs. 1.90 Cr submitted existing Old / old reciprocating compressors have been replaced by new Screw Air cooled Screw Compressors. The Cost Savings / Reciprocating type Comporessors in Stage - II for service air which is running with the Year = Rs.5072500/- Payback Period Air Compressor for efficiency of 70-80%. In order to extend the life of the system with = 22 months Instrument Air operating efficiency of 70-80%, it is proposed to replace the existing System for Unit -I & 3Nos. of old Reciprocating type Instrument Air Compressor by 3Nos. Unit III /MTPS-1. new latest version higher capacity Single stage Air cooled Screw compressors in Unit I & III .

MTPS-1 has an installed capacity of 840MW each 210MW capacity of Supply , erection , 4Units. Each 3Nos Instrument Air Compressors are available for each testing and Unit. Out of which 2Nos are in service and 1No. is in standby for commissioning of catering Service Air to various vital equipment and cleaning purpose. 3Nos Screw All the Instrument Air Compressors for stage I & II (Unit 1 to 4)were In order to extend the life of the system with operating compressors supplied by M/s. K.G.Khosla Compressors Ltd and erected from 1986 efficiency of 70-80%, it is proposed to replace the existing towards Onwards. After 30 to 32 years of service, the existing Instrument Air 3Nos. of old Reciprocating type, Instrument Air Compressor FY 2021- March FY 2021-2022 Proposal to be 26 Capital replacement of compressors are running with the efficiency of 45-55%. Already this 2 Nil by 3Nos. new latest version higher capacity Single stage 0 0 0 0 0 0 2 0 2 --- 2022 '2022 Rs 2.00Cr. submitted existing Old / old reciprocating compressors have been replaced by new Screw Air cooled Screw Compressors. The Cost Savings / Reciprocating type Comporessors in Stage - II for service air which is running with the Year = Rs.5326200/- Payback Period Air Compressor for efficiency of 70-80%. In order to extend the life of the system with = 22 months Instrument Air operating efficiency of 70-80%, it is proposed to replace the existing System for Unit -II 3Nos. of old Reciprocating type Instrument Air Compressor by 3Nos. & Unit IV /MTPS-1. new latest version higher capacity Single stage Air cooled Screw compressors in Unit II & IV.

In Mettur Thermal Power Station, Unit – IV, Condenser was installed MTPS-I – TM - Unit with On-Line Condenser Tube Cleaning System for effective cleaning IV – Replacement of of the inside surface of the condenser tubes to avoid scale formation 2 Sets of existing and other deposits which may affect the effective heat transfer on the worn out Ball tubes. In Unit-IV the existing system had served more than 20 years. Separators Due to ageing, the Ball collecting Screens of both LHS & RHS got (LHS&RHS) – worn out and its movements and other circulating systems are not FY 2020- March'202 2020-21 : Proposal to be 27 Capital 1.25 Nil life period will be extended. 0 0 0 1.25 0 1.25 0 0 0 --- OLCTC System by working in proper condition which result is damaging of balls and 2021 1 Rs.1.25 submitted New complete set of improve circulating of sponge balls. Due to which there may be Ball Separators, chances for deposition of sediments and hard scale formation inside suitable for existing the condenser tubes and which in turn reduces the performance of OLCTC System the condenser.Hence it is decided to replace the existing damaged during COH Ball Separator Assemblies by new one for Unit-III condenser OLCTC System LHS & RHS sides.

35 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected MTPS-I -M-I- TM - Supply, Erection, Testing and commissioning of The BOBCOCK make three way bypass valve (FW-I), three way check valves in HP heater valve (FW-II) and Group bypass valve (FW8&9) has installed during Group bypass Unit-IV commissioning period 1990. During the annual overhauling the FY 2020- March'202 FY 2020-21 Proposal to be 28 Capital system - Three way FW-I valves were inspected and foundthat the valve body and valve 5 Nil life period will be extended. Heat rate will be improved 0 0 0 5 0 5 0 0 0 --- 2021 1 Rs.5.00 Cr. submitted bypass valves (FW-I seats were fully eroded and damaged condition, due to partial flow & Three way check feeder bypassing the HP heater. This leads to heat loss of feed water. valve (FW-II) and Hence the existing/ eroded Feed water valves are to be replaced. Group bypass valves (FW-8&9) for Unit- IV CIVIL CIRCLE Replacement of old drift eliminator with March'202 FY 2020-21 Proposal to be 29 R&M new ones in Cell No To improve the efficiency of Cooling Tower II 0.15 2020-21 Nil 0 0 0 0.1500.150 0 0 --- 1 Rs.0.15 Cr. submitted 6 to 11 at Cooling Tower –II Strengthening the expansion joints in March'202 FY 2020-21 Proposal to be 30 R&M between cells in For strengthening of the structure of Cooling Tower Unit I to IV 0.4 2020-2021 Nil 0 0 00.400.40 0 0 --- 1 Rs.0.40 Cr. submitted Cooling Tower Unit I to IV Replacing the existing damaged prestressed March'202 FY 2021-22 Proposal to be 31 R&M Io improve the efficiency of Cooling Tower II to IV 0.2 2021-2022 Nil 0 0 0 0 0 00.200.2 --- concrete fill bar in 2 Rs.0.20 Cr. submitted Cooling Tower Unit II to IV Construction of T type Quarters in the Necessarily required to provide eligible quarters to the officials March'202 FY 2020-21 Proposal to be 32 Capital first floor of T-7 0.49 2020-2021 Nil 0 0 0 0.4900.490 0 0 --- working in the MTPS I. 1 Rs.0.49 Cr. submitted Quarters in Thermal Nagar-11 Construction of one Necessarily required to provide eligible quarters to the officials number U type March'202 FY 2020-21 Proposal to be 33 Capital working in the MTPS I. At present 6 Nos - U type Quarters are 0.52 2020-2021 Nil 0 0 0 0.5200.520 0 0 --- Quarters in Thermal 1 Rs.0.52 Cr. submitted available whereas the Eligible officials was 7 Nos. Nagar-2 Construction of record room on the Per.CMD / rear side of the To keep the records safely. Since non-availability of separte space in TANGEDCO's March'202 FY 2019-20 34 Capital central office central office premises, separte building is necessary and accordingly 0.44 2019-2020 Proceedings No: Nil 0.44 0 0.44 0 0 0 0 0 0 --- 0 Rs.0.44 Cr. premises at Thermal Estimate submitted and got approved 348, Nagar -11 Dt.16.08.2018 (Thottilpatty) Construction of Rcc Roof Building for Temporary shed No.3 & 4 were leased to JB Matriculation school to Per.CMD / functioning of J.B run the school on leased basis. For obtaining permission from TANGEDCO's March'202 FY 2020-21 35 Capital Matriculation school Education Department, the above shed shall be converted into 0.49 2020-2021 Proceedings No: Nil 0 0 0 0.4900.490 0 0 --- 1 Rs.0.49 Cr. at Thermal Nagar 11 permanent Building. Hence estimate has been sent to Head Quarters 157, (Thottilpatty camp and got approved. Dt.20.04.2018 of MTPS I

Construction of drainage around Cooling Tower I to IV and providing March'202 FY 2020-21 Proposal to be 36 Capital brick work to close To easy flow rain water round the Cooling Tower. 0.25 2020-2021 Nil 0 0 0 0.2500.250 0 0 --- 1 Rs.0.25 Cr. submitted the gap between concrete plinth and bottom most louvers at MTPS I

36 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected Providing concrete road a portion near MTPS I dry silo system and full For easy movement of ash laden vehicles. Already estimate is March'202 FY 2020-21 Proposal to be 37 Capital stretch from MTPS 1.1 2020-2021 Nil 0 0 01.101.10 0 0 --- underprocess at Head Quarters. 1 Rs.1.10 Cr. submitted II dry silo system to UAD to a total length of 725 m in Ash dyke area. FY 2020-21 Construction of FY 2020- March'202 Rs.1.5 Crs. Proposal to be 38 Capital Compound wall in For safeguard the Board's property including land. (1.5 +10.08) 11.58 Nil 0 0 0 1.5 0 1.5 10.08 -- 10.08 --- 2022 2 FY 2021-22 submitted Ash dyke area. Rs.10.08 Crs. Construction of storm water drain along the 340E road March'202 FY 2020-21 Proposal to be 39 Capital For easy flow of storm water drain. 0.08 2020-2021 Nil 0 0 0 0.0800.080 0 0 --- side near unit IV to 1 Rs.0.08 Crs. submitted drain out the wet ash slurry. Providing concrete road from the ash dyke view point Per. CMD / location to the TANGEDCO's primary pond For easy movement of ash laden vehicles. Already estimate is March'202 FY 2019-20 40 Capital 3 2019-20 Proceedings Nil 303000000--- location over the underprocess at Head Quarters. 0 Rs.3.00 Crs. No:270 lower ash dyke Dt.23.05.2017 western bund for a length of 1200m at MTPS I Construction of Building for erection of Additional lye March'202 FY 2020-2021 Proposal to be 41 Capital For erection of Additional lye storage tank 2 Nos of 10m3 capacity. 0.25 2020-2021 Nil 0 0 0 0.2500.250 0 0 --- storage tank 2 Nos 1 Rs.0.25 Crs. submitted of 10m3 capacity in D.M. Plant area. OPERATION CIRCLE TRAINING AND ENVIRONMENT DIVISION Permanent TANGEDCO PROCUREMENT OF Proceediings 2 Nos Continuous March'202 2020-21 (cmd) No.197 Yet to be To be procured for the compliance condition of Consent To 42 Capital It is a statutory and mandatory requeirement as per CPCB. 0.98 2020-2021 0 0 0 0.98 0 0.98 0 0 0 --- Ambient Air Quality 1 Rs.0.98 Crs. Dt. 07.04.2017 placed Operate (CTO) the Plant to be obtained from TNPCB Monitoring Stations OFR AN AMOUNT OF Rs.98,07,000/-

37 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected DM PLANT & CHEMICAL DIVISION 0 0 0 The parameters like moisture,Ash,Volatile matter, Fixed Carbon Thermo Gravimetric (Proximate Analsis) are esential and basic properties of coal Proposal to be Analyser Leco model indicating the quantity of heat evolved by the complete combustion March'202 FY 2020-21 43 Capital 0.5 2020-2021 submitted for Nil 0 0 00.500.50 0 0 --- TGA 701 with and for calculating Boiler Efficiency.The existing Proximate Analysis 1 Rs.0.50 Crs. Approval Acessories method is manual( Using oven and furnace) . The TGA method is more Advanced One. Isoperibol Automatic The existing Bomb Calorimeter is working under Manual Operation Proposal to be Bomb Calorimeter and it takes more time for a single test.But the Isopheribol Auto bomb March'202 FY 2020-21 44 Capital 0.5 2020-2021 submitted for Nil 0 0 00.500.50 0 0 --- AC 500 with Calorimeter is a fully automated equipment and the test results are 1 Rs.0.50 Crs. Approval Acessories reliable and time saving. Complete Resin Proposal to be The performance of the Resin and Demineralisation Plant can be March'202 FY 2020-21 45 Capital Replacement in DM 0.7 2020-21 submitted for Nil 0 0 00.700.70 0 0 --- improved by the complete replcement of Resins. 1 Rs.0.70 Crs. Plant Stage II Approval Transport Facility to Transort Collected As per Indian Standard the required quantity of coal samples are Wagon coal Samples Proposal to be collected in bunker and wagon and it is transferred to sample March'202 FY 2020-21 46 Capital to the coal sampling 0.1 2020-21 submitted for Nil 0 0 00.100.10 0 0 --- preparation room. The rejected coal is transferred to coal yard 1 Rs.0.10 Crs. room and after Approval regularly. testing back to the coal yard

Renovation and Modernisation of Sampling, reduction of size and qualitity is to be carried out in proper Proposal to be March'202 FY 2020-21 47 Capital coal sample Atmospheric Condition with suitable Instruments as per Indian 0.75 2020-21 submitted for Nil 0 0 0 0.7500.750 0 0 --- 1 Rs.0.75 Crs. preparation room as Standard. Approval per NABL Standard FY 2020-21 Installation of RO Proposal to be For minimising Acid and Lye consumption and to avoid Colloidal Silica March'202 Rs.2.00 Crs. 48 Capital plant in DM Plant 5 2020-22 submitted for Nil 000022503- slippage and for long life period of Resin. 2 FY 2021-22 Stage I & II Approval Rs.3.00 Crs. The design of the sampling device components ensures the sampling Purchase of Proposal to be and processing to fully comply with required standard for solid fuel March'202 FY 2020-21 49 Capital Automatic Coal 2 2020-21 submitted for Nil 000202000--- sampling.The Auto Coal Sampler is Mandatory as per PAT Notifications 1 Rs.2.00 Crs. Sampler Approval W.O.GSR 373(E) dated 31.03.2016 under ministry of power. FY2019-20 Rs.2.00 Crs. Proposal to be To Avoid Colloidal Silica Slippage in DM water and Removal of Organic March'202 FY2020-21 50 Capital Installation of ACF 5 2019-22 submitted for Nil 022042501- Matters. 2 Rs.2.00 Crs. Approval FY2021-22 Rs.1.00 Cr.

38 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected Electrical System

At present there is no spare Generator Transformer in Administrative There is no spare Generator Transformer available at MTPS and TNEB power stations to meet out any exigencies. In case Procurement of One approval NCTPS to meet out any emergencies, which may causes huge of emergencies, it will be difficult to procure/ transport number spare accorded vide PO.NO. generation loss. Hence, it is proposed to procure a spare Generator power transformer which takes much longer down time in PO Placed Generator Transformer FY 2019- March'202 FY 2019-20 Ref. (per) 29/18-19 51 SPARE Transformer to be kept as spare at MTPS-1, to minimize the down 8.55 the order of months together leading to huge generation 8.55 0 8.55 0 0 0 0 0 0 Material yet to of capacity 250MVA, 20 0 Rs.8.55 Crs. CMD/TANGEDC Dt.06. time of equipment and to avoid generation loss, as per the instruction loss ie, per day loss of generation costs about Rs.2.5Crore. be supplied 15.75 KV/230KV with all O Proceedings 06.2018 vide Memo No. Dir/Gen/ CE/MTS/ SE/Th/ P/E4/A2/F. Procurement of Comparing this huge loss of generation, keeping a spare accessories at MTPS-I. No.504 Dt GT/D.1861/13 Dt.27.09.13. Generator Transformer costs 5 to 6 days generation cost 19.09.2017 only.

If there is a spare HV /LV Coils for Generating ransformer-I maintained minimum time required for Administrative These vital spare coils have to be procured from the OEM M/s. BHEL erection and commissioning will be 25 days only. But the approval Indent which are required for Generator Transformer-I.(which is Original manufacturers ( OEM) of Generating ransformer Procurement of one accorded vide Submitted on procured vide PO.No/95/30.05.2014) There is no spare HV/LV Coils required minimum 24 months time from the clear P.O for number Spare HV/LV FY 2020- March'202 FY 2020-21 Ref. (per) Indent under 27.02.2016 & 52 SPARE COILS available at MTPS-1 for GT-I to meet out any emergencies, which 1.8 design manufacture & supply ofTransformer Generation 0 0 0 1.8 0 1.8 0 0 0 Coils for BHEL make 21 1 Rs.1.80 Crs. CMD/TANGEDC process Technical may causes huge generation loss. Hence, it is proposed to procure a loss per day= 5.04MU x Rs.5.0 =Rs.252 lakhs (the above Generator Transformer. O Proceedings Suitability sent spare coils to be kept as spare at MTPS-1 for GT -I , to minimize the values only Generation loss excluding spares cost). The No.556 Dt on 06.08.2016 down time of equipment and to avoid generation loss. replacement cost is meager while comparing with 30.12.2015 generation loss/Day. This provision is made to minimize the equipment downtime.

Controls & Instrumentation Renovation & modernisation of Frequent troubles occur in old electronic modules leading to loss of Furnace Safegaurd and generation in addition to the damage of high cost equipments like March'202 FY 2020-21 This is technological advancement since existing system is 53 Security System (FSSS) Boiler FSS system, etc. The Loss of generation of 5.04 MU / day 7.68 2020-21 0 0 0 7.68 0 7.68 0 0 0 1 Rs.7.68 Crs. obsolete.Hence cost benefit analysis could not be made. into new DCS in Unit-II. means a loss of about Rs. 3.5 crores / day and this could be prevented by having New DCS system Unit II.

Up gradation of existing Honeywell M/s. Honeywell Automation India Ltd, Pune is the original equipment make GUS based DCS manufacturer of the existing DCS system in Unit - 2 of MTPS -1.The system to latest DCS system was commissioned in the year 2003. The failure rate of windows based hard ware parts ( GUS, History module ,etc.,) has also increased and Experion system & further failure cannot be managed due to non availability of spares. Renovation and Without GUS ,the Unit cannot be run and hence the failure of GUS Integration of may lead to tripping of Unit which inturn loss of generation. In order turbovisory system, to avoid the above critical situation , the front end (i.e.) GUS station turbine protection and network are proposed to be upgraded to latest version by March'202 FY 2020-21 This is technological advancement since existing system is 54 8.02 2020-21 0 0 0 8.02 0 8.02 0 0 0 system, HP/LP bypass retaining the Back End. 1 Rs.8.02 Crs. obsolete.Hence cost benefit analysis could not be made. system, vibration The subsystems like Turbovisory System, Turbine system and protection, HP/LP bypass system, Vibration system and Annunciation annunciation system, system, etc., are in service since 1987. The frequency of failure of etc., through addon electronic cards and relays now has increased & unexpected failure of additional C300 these cards may take place in future which may cause generation controller & I/O Cards loss. Hence it is important that the existing deteriorated system has in the upgraded to be replaced essentially and immediately. Experian DCS system Unit –II.

39 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

Design, Manufacturing, supply, erection and commissioning of upgrade kit with latest microprocessor Now the feeders are running in volumetric mode only. If the feeders controller and VFD are changed to gravimetric mode accurate weighing will be achieved. system for the existing At present due to obsolescence of electronic modules, the gravimetric Stock electronics and March'202 55 mode could not be attained. Also the present eddy current clutch 9.34 2020-2021 9.34 Payback period will about 1 Year and 7 months. 0 0 0 9.34 0 9.34 0 0 0 eddy clutch drive 1 drive involves more components like eddy current clutch, Tacho system of 36” generator which are complex in nature. If the eddy current drives are gravimetric feeders modified into VFD , the energy consumption will be very less. along with mechanical spares and weighing system for 12 Nos. of coal Feeder in Unit – I & II.

In Unit-1 DCS system , 2 Nos servers are in continuous service. All Unit parameter monitoring and control operations are carried out by Upgradation of the operator through these servers only. As the servers are working Operating system, 24X7 hrs continuously since its commissioning, they are susceptible for Hardware of server failure at any time. These servers are of 32 bit hardware and clients and work operating on Windows server 2003 Operating system and with SCSI March'202 FY 2020-21 This is technological advancement since existing system is 56 1.4 2020-2021 0 0 0 1.4 0 1.4 0 0 0 stations alongwith PGP data interface technology. SCSI data interface technology and 1 Rs.1.40 Crs. obsolete.Hence cost benefit analysis could not be made. and computer version Windows server 2003 Operating system become obsolete during 2014 upgrade of Unit-I ABB and not supported by Microsoft anymore. Hence Upgradation of DCS system. Operating system, Hardware of server clients and work stations alongwith PGP and computer version upgrade of Unit-I ABB DCS system is essential to avoid loss of generation.

MRT Replacement of Existing ABB make soild The system is in service for more than 25 Years & frequent faults To ensure the trouble free operation of the equipment to state Generator have been encountered due to the aging of the system. The spare March'202 FY 2020-21 maintain 210 MW gereration and this is technological 57 protection panel procurement for existing system is difficult since it had become 2.31 2020-2021 0 0 0 2.31 0 2.31 0 0 0 -- 1 Rs.2.31 Crs. advancement. Hence cost benefit analysis could not be (Model:GSX 5e) by odselete & being vital equipment, even a small abnormality in the made. latest version GRP for system may lead to loss of Generation. Unit -II & III

RAILWAY TRACK WORKS: Removing of existing wornout rails, removing coal powder on the track The existing track lines 30,000 mtr (approximately) are lines, providing PCC The existing track lines 30,000 mtr (approximately) are erected during erected during the Commissioning of the plant (i.e. 1985 mix providing of the Commissioning of the plant (i.e. 1985 to1986). These rails are to1986). These rails are mounted on cast steel with tie bar check rails in Wagon mounted on cast steel with tie bar sleepers (CST9); These sleepers sleepers (CST9); These sleepers have served for more Tippler 1 & 2 inhaul have served for more than 30 Years and now it is found worn-out than 30 Years and now it is found worn-out condition, and side track lines upto condition, and gauge, level could not maintained properly. If gauge, Tender gauge, level could not maintained properly. If gauge, level CHP-I point and crossings FY 2020- FY2020-21 58 level not maintained properly it leads to derailment of locomotives and 3.92 44272 CE's Power under not maintained properly it leads to derailment of 0 0 0 3.92 0 3.92 0 0 0 CapitalRegular and removing of 2021 Rs.3.92 Crs. coal wagons. Also CST9 sleepers are outdated nowadays and Railway process locomotives and coal wagons. Also CST9 sleepers are wornout and authorities insisted to erect the pre-stressed concrete sleepers (PSC outdated nowadays and Railway authorities insisted to damaged CST 9 Sleepers) instead of CST9 Sleepers. Now it is programmed to erect the pre-stressed concrete sleepers (PSC Sleepers) sleepers by new PSC Strengthen about 600 mtrs track line with PSC Sleepers during the instead of CST9 Sleepers. Now it is programmed to sleepers from level year 2018-19 in phased manner. Strengthen about 600 mtrs track line with PSC Sleepers crossing, Road No:3, during the year 2018-19 in phased manner. 4, 5 and other track lines and from WT-I, II, III, IV level crossing. (8 Nos. works)

40 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

In MTPS-I siding Railway tracklines for a length of about PSC sleepers for 30kms are being maintained by MTPS-I. In that, 67 Nos. 52Kg. point & point & crossings are utilized for changing of wagons from In MTPS-I siding Railway tracklines for a length of about 30kms are crossings, Check one line to another line. These point & crossings are being maintained by MTPS-I. In that, 67 Nos. point & crossings are rails for CMS mounted on wooden/ steel sleepers layout and these utilized for changing of wagons from one line to another line. These crossings, Fitting, sleepers are erected during the commissioning of the point & crossings are mounted on wooden/ steel sleepers layout and Cast Manganese plant. Straight tracklines are mounted on CST 9 sleeper these sleepers are erected during the commissioning of the plant. steel crossing which was outdated nowadays. The Railway authorities are Straight tracklines are mounted on CST 9 sleeper which was outdated 1X81/2” for 52Kg. insisting to strengthen the MTPS trackline with PSC nowadays. The Railway authorities are insisting to strengthen the rails in PSC sleepers for the safe operation of Locomotives and coal MTPS trackline with PSC sleepers for the safe operation of sleepers, Tonque wagons. The expenditure incurred by MTPS-I will be Locomotives and coal wagons. The expenditure incurred by MTPS-I rails, Stock rails, proportionately shared between MTPS-I & II as concluded will be proportionately shared between MTPS-I & II as concluded in Tender Grooved rubber sole in the meeting held on 28.11.14 with MTPS-I & II. Hence it the meeting held on 28.11.14 with MTPS-I & II. Hence it is decided to under CHP-I plate, PSC sleepers FY 2020- 2020-21 is decided to carryout strengthening of trackline with PSC 59 carryout strengthening of trackline with PSC sleepers in phased 3.13 44272 CE's Power process. 0 0 0 3.13 0 3.13 0 0 0 Capital Regular Drg No: T 2496, 21 Rs.3.13 Crs. sleepers in phased manner. Now it is programmed to manner. Now it is programmed to renew 5 sets point and crossings P.O.yet to be Combination Metal renew 5 sets point and crossings and 3000 mtr straight and 3000 mtr straight line with PSC sleepers (Road No: 3 & 4, 5 and placed. liner, Elastic Rail line with PSC sleepers (Road No: 3 & 4, 5 and other track other track lines) during the year 2015-16 in which Railway Clip, grooved rubber lines) during the year 2015-16 in which Railway Locomotives moving regularly. In point and crossings, due to the pad, 40mm ballast, Locomotives moving regularly. In point and crossings, due wornout condition of Steel/Wooden sleepers, crossings and fittings the Various sizes of bolt to the wornout condition of Steel/Wooden sleepers, track levels could not be maintained and Tonque rails are not seating and nuts, Point box crossings and fittings the track levels could not be with stock rails properly and also gauge level could not be for broad gauge maintained and Tonque rails are not seating with stock maintained, which leads to derailment of wagons and Locomotives Railway track, Fish rails properly and also gauge level could not be and affect the coal unloading process and leads to huge demurrage plate bolt and nuts, maintained, which leads to derailment of wagons and payable to Railways. Also as per minutes of meeting, the MTPS-II Fish plate for 52 Kg. Locomotives and affect the coal unloading process and track lines also to maintain by MTPS-I in good condition. rails and Check rails leads to huge demurrage payable to Railways. Also as per for level crossings minutes of meeting, the MTPS-II track lines also to maintain by MTPS-I in good condition. The coal unloading equipments such as Wagon Tippler, Apron Feeder, Conveyor 1 to 8B1, PCR A&B, Belt Feeder 1 to 6A/6B are required to be kept in round the clock coal unloading works to unload the coal received from railway coal wagons and to supply the coal to unit bunkers, to keep the bunker level safe for power generation and 1. For P.O.No. for stocking coal at stock yard when the bunker level is safe. These 273/dt. 1. CE / equipments are required to handle 6 Nos coal rake (approx 21000 28.01.16 (1 MTPS/ tonnes) daily to feed the coal to both bunker and coal yard. These item) material spares/ equipments are in service for more than 25 years without any major supplied and AEE2 / repair works and the equipment could not be relied upon due to payment P.O.No. frequent break down which leads to heavy demurrage payable to released. 2. 277/15-16 railways and also loss of coal receipt etc. The frequent outage of coal For P.O.No. (Per) dt. 05.02.16 unloading equipments is primarily due to worn out condition of 2019-20 277/15-16 dt. Primary Crusher TANGEDCO 2. P.O.No. CHP-I machine part and failure of the components due to aging and Rs.1.31 Crs. 05.02.16 (13 60 spares and conveyor 6.25 2019-2021 44272 Proceedings 273/15-16 1.31 0 1.31 4.94 0 4.94 0 0 0 Capital Regular prolonged usage. Hence it is necessary to keep all the conveyors and 2020-21 items) material spares (26 items) (CMD) No:2, dt. 28.01.16 its components from Wagon tippler to bunker top and wagon tippler Rs.4.94 Crs. supplied and dt.03.01.2015 3. Indent to stock yard, are in healthy condition and fit for round the clock coal payment yet to No. unloading works. Some of the components of wagon tipplers, apron be released. 103/19.05.17 feeders and conveyor system are in worn out condition which are 3. Indent No. under required to be replaced and some of the components needs 103/19.05.17un progress and overhauling to maintain uninterrupted coal unloading works. Hence der progress P.O. yet to the replacement of worn out parts and overhauling of the existing and P.O. yet to be placed. parts are essentially required to be carried out to increase the coal be placed. (3 handling capability of the conveyor system and to reduce the frequent items) breakdown of components in conveyor system and to under take trouble free coal unloading work in round the clock for another 10 years and to meet out the coal feeding requirement to both existing and new 600 MW unit. These spares are required for emergency replacement in Primary Crusher the event of failure of Primary Crusher A&B. These spares CHP-I 2019-20 Indent yet to 61 spares and conveyor 2.39 2019-20 43907 Board are not available in the event of any failure of PCR A&B. 2.39 0 2.39 0 0 0 0 0 0 Capital Regular Rs.2.39 Crs. be submitted spares. hence it is essentially required for keep as spare for PCR A&B. SE/OPRN.

41 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

Tender OT.Enq. No:152/2014- 15 opened on BAG filters, ID fan Dust extraction system of CHP-I & II were erected during the 05.02.2015. As per the consent order issued by the TNPCB for MTPS it and rectification commissioning of the plant in the year 1985-86. In the dust extraction No Tenderer has been simulated that the particulate let out from the works in dust system the air dust mixture collected from the coal transfer chutes have dust extraction chimney shall be 150 mg/m3. The extraction systems has to be separated at dry cyclone and the coal dust has to be satisfied and Chairman TNPCB insisted upon to provide the bag filter to and commissioning discharged into hopper through rotary air lock feeder and air without lodging control the dust emission in all the transfer points of the CHP-I of dust extraction dust is to be discharged through chimney. But due to wornout 2020-21 BP No.419 dt proposal 62 3.39 2020-2021 44272 conveyors to comply with the condition under Water and 0 0 0 3.39 0 3.39 0 0 R&M systems in tunnel condition of dry cyclone the coal dust has not been separated Rs.3.39 Crs. 28.09.13 sent to Air Act and failure to the comply with the above direction conveyor-I, II, III, effectively from the air and the coal dust along with air has been CE/MTPS-1 TNPCB will initiate legal action against the station. Also the IV, 6A/6B and escaped through DXT chimneys creating polled working atmosphere. and re compliance report is required to be sent to TNPCB to Primary crusher Hence the work of replacement of worn out and old version of dry tender obtain the renewal of consent order for the year 2013-14. house & Secondary cyclone by new latest technology bag filters, along with new blower floated. Hence the work is essential. crusher house. impeller for effective dust collection is essential. Technical bid opened on 19.01.2016. Price bid yet to be opened.

MTPS-I-CHP-II- Design, Engineering, Procurement, The existing Relay Logic Control systems have became Manufacture, obsolete and are outdated as on date. This may end up Supply, Erection, The existing Relay Logic Control systems have became obsolete and with difficulty to find out when the problem actually Testing & are outdated as on date. This may end up with difficulty to find out occurred or to trace the malfunction at the particular field Commissioning of when the problem actually occurred or to trace the malfunction at the location. Under such circumstances, it consumes more time Hot Redundant particular field location. Under such circumstances, it consumes more for trouble shooting, since the system is highly Programmable Logic time for trouble shooting, since the system is highly complicated. In complicated. In order to overcome these difficulties, it is Digital Control order to overcome these difficulties, it is proposed to implement the (Per.)TANGEDC proposed to implement the modernized Programmable System with modernized Programmable Logic Control systems with SCADA and O Proc. (CMD) P.O. Yet to Logic Control systems with SCADA and operation station 63 CHP-II R&M necessary I/O’s, operation station for Coal Handling plant. The Programmable Logic 5.62 2019-2020 43891 5.62 5.62 No.433 be placed for Coal Handling plant. The Programmable Logic Control wireless Control system will provide the operator with the ability to perform all dt.05.10.15 system will provide the operator with the ability to perform measurement the control functions from the operating station and control desk. In all the control functions from the operating station and System of bunkers addition to this system will provide the facilities for log reports, system control desk. In addition to this system will provide the with Hot Redundant self diagnostics, process of engineering analysis, process modeling, facilities for log reports, system self diagnostics, process of Programmable Logic trouble shooting and include advance controls in future. The auxiliary engineering analysis, process modeling, trouble shooting system through power consumption will be reduced, due to the usage of minimum and include advance controls in future. The auxiliary power Radio Modem in lieu number of contactors. consumption will be reduced, due to the usage of minimum of existing old number of contactors. Relay Logic system of Coal Handling Plant.

42 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

At present great difficulties are being experienced to At present great difficulties are being experienced to identify the identify the operated pull chord switches and lot of time is Pull chord status operated pull chord switches and lot of time is being consumed to being consumed to reset the switches operated, since the monitoring system reset the switches operated, since the location staff have to go location staff have to go around the both sides of conveyor with wire less around the both sides of conveyor systems to identify the operated March'202 FY 2020-21 Proposal yet to 64 CHP-II R&M 0.4 2020-21 systems to identify the operated pull chord switches. 0 0 0.4 0 0.4 transmitter and all pull chord switches. Practically much hardship is being experienced 1 Rs.0.40 Crs. be submitted Practically much hardship is being experienced and hence other accessories in and hence to avoid these difficulties and reduce the down time of to avoid these difficulties and reduce the down time of conveyor 13 & 17. conveyor systems it is essential to provide pull chord status indications conveyor systems it is essential to provide pull chord status in MCC-I through wireless type. indications in MCC-I through wireless type.

Supply, erection and As per IS 436 (Part-I / Section – I) – 1964 The coal commissioning of As per IS 436 (Part-I / Section – I) – 1964 The coal sampling unit for March'202 FY 2020-21 Proposal yet to 65 CHP-II R&M 2 2020-2021 sampling unit for coal sampling and analysis will be erected 2 0 2 coal sampling unit in coal sampling and analysis will be erected in conveyor 9A & 9B. 1 Rs.2.00 Crs. be submitted in conveyor 9A & 9B. conveyor 9A & 9B

Due to continuous service for more than 25 years these dust extraction systems have become ineffective. The working area Design, Supply, becomes polluted and does not give the desired result, besides it Erection & gives hardship for workmen working in the above area. Also the The cost benefit / payback period cannot be evolved as R commissioning of vibration is very high in the dust extraction blower due to worn out of & M of older plant which has served more than 25 years of Bag filter, spare impeller, and imbalance in dynamic balancing. These problems create service means, to introduce an overhaul technical concept impeller, air hardship in running the dust extraction system. in order to recapture or exceed the original performance compressor with Also, the dry cyclone provided in these dust extraction system is an and extending the remaining service life. This can be connecting pipes, March'202 FY 2020-21 Proposal yet to 66 CHP-II R&M outdated one and has become ineffective due to worn out of internals 3.27 2020-2021 achieved by either total replacement / refurbishment / 0 0 0 3.27 0 3.27 0 0 0 interconnection 1 Rs.3.27 Crs. be submitted and prolonged service. Hence the dust extracted from JT-1 & Bunkers retrofitting with new technology and latest component ducting & starter is passing through the chimney instead of getting collected in the which was not envisaged 25 years back. Hence revamping panel for Dust collection hopper as per original design. Due to this the entire of worn out dry cyclone in dust extraction systems with extraction system-1- working area of CHP-II and service building area has been polluted bag filter is warranted to comply with TNPCB norms. 8 Nos Capacity : and whole area becomes dusty if the dust extraction systems are in Hence payback period does not arise. 35000 Cmh (1No) & service. Hence the working atmosphere could not be maintained neat 18000 Cmh (7 Nos.) and tidy.

Supply erection & commissioning of Ash slurry pumps have served its useful life of 28 years. Spares Ash Slurry pump & replacement such as impeller, neck ring etc. Will not increase the EE/O&AHS/MTPS-I motor of ' B' stream This is technological advancement since existing system is efficiency. Hence complete set of rotating assembly and outer casing 31.03.202 (2020-21) Yet to be 67 R&M in stage -I of Ash 2 2020-21 served ts useful life of 28 years .Disposal of ash /ash slurry 000202000 - split type with fasteners replacement is essentially required. Load 1 2.00 crs obtained handling system. is to comply the pollution control, norms. current reduction -3 Amps .X 1 no. of pump. Cost savings per day Make :SAM Rs.3,210/- X 1 no. Pay back period -5/6 years. ,Model:AR 300/750AM -2 nos.

43 Yearwise FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticipat Estimated allocation Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ed date Details of S. Cost Project of Capital Contract/ Name of the Scheme furnishing list of Technical justification of Board Cost benefit analysis Amount Amount Amount Remarks No. (Rs. in schedule expenditur P.Os Allocatio major items completi approval Capitalisa- Closing Allocation Capitalis Closing Capitalis Closing Allocation crores) e (Rs. in placed n of on tion CWIP of CAPEX a-tion CWIP a-tion CWIP of CAPEX crores) CAPEX expected expected expected

O&AHS – PDFACS – Revamping of existing PDFAC System consisting of Conveying Air Compressors, Instrument Air Compressors, PLC Silo Allotted Cement Companies M/s. MCL & M/s. CCL have erected System, Ash existing PDFAC System of unit -III & IV during 2002-03 as per the Conveying Vessels, MOU . After termination of MOU, the operation & maintenance of unit Unit-III (2020-21) The existing system has served beyond its life period. EE/O&AHS/MTPS-I all associated valves -III & IV is being maintained by TANGEDCO. 2020-21 31.03.202 10.50 crs. Yet to be Hence these system needs to be revamped in phased 68 R&M 21 0 0 0 10.5 - 10.5 10.5 - 10.5 - such as Dome These PDFACS have served 12 years already . These system handle Unit-IV 2 (2021-22) obtained manner. It would fetches revenue to TANGEDCO. Also valves, Dome valve the abrasive nature of dry fly ash and so wear and tear is more. 2021-22 10.50 crs. disposal of ash is to comply the pollution control, norms seals, Switch valves, Hence R & M of PDFACS is essentially required to improve the ash Switch valve seals, collection & ambient air qulity & revenue to the TANGEDCO. Pipe in pipe arrangement for Ash conveying pipe lines and their supporting structures etc in Unit-III & Unit-IV

FY 2020-21 Unit-I Retrofitting of Rs.50 Crs. HP,IP&LP turbine Replacement of existing LMW design 210 MW Turbine rotors with March'202 For efficeincy improvement , Reduction of Heat Rate and 69 R&M 150 2020-2022 FY 2021-22 0 0 0 0 50 50 150 0 100 rotors for efficiency latest design rotors with complete retrofit. 2 Reduction of cost of Generation. Rs.100.00 improvement. Crs. Total 1109.07 27.57 24.15 51.72 180.12 466 621.97 901.38 0 435.38

44 ABSTRACT - I

YEARWISE ALLOCATION OF CAPITAL EXPENDITURES (NCTPS-I)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22 Remarks

North Chennai Thermal 1028.26 43.18 397.75 587.34 Power Station - I

45 ABSTRACT - II

YEARWISE CAPITALISATION (NCTPS-I)

FY 2019-20 FY 2020-21 FY 2021-22 Estimated Cost Station Remarks (Rs. in Amount Closing CWIP Amount Amount Closing CWIP Closing CWIP Crores) Capitalisation (Rs. in Capitalisation Capitalisation (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) Crores) (Rs. in Crores) (Rs. in Crores)

North Chennai Thermal Power 1028.26 16.04 27.14 199.34 225.55 812.89 0.00 Station - I

46 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

OPERATION -I CIRCLE Operation & Efficiency division: FIRE FIGHTING sub division:-

Providing of Separate Fire Hydrant network for all Separate Hydrant Hydrant Net Work For Unit higher elevations viz., Unit Bunkers and Net Work For Unit Bunkers & Internal Coal ICHS Conveyor areas for ensuring speedy Bunkers & Internal 1 Handling System Areas and effective fire quenching operation so as 2019-20 2019-20 2.66 0 2.66 0 0 0 0 0 0

Coal Handling 2.66 Fire hydrant pumps and pipe to safe guard the costly TANGEDCO System Areas For

lines Equipments like Conveyor belts, Cables, applicable not Effective Fire Motors and Structures etc., 13.02.17 dt No.78 Quenching 2.66/- Rs = 2019-20 completed during 2019-20. during completed I/EA/AE/F.Spn.21/17-18/D.No.486/18, I/EA/AE/F.Spn.21/17-18/D.No.486/18, Rs.2.66/- value Dt.10.12.18.Tentative The work is under progress and will be be will and progress under is work The Permanent (CMD) TANGEDCO proceedings TANGEDCO(CMD) Permanent proceedings Acceptenance order No.: CE/SE/OPN/NCTPS- No.: order Acceptenance COMMON AUXILIARIES DIVISION: Electro Chlorination system for regular The operational cost of doszing of chlorine into the sea water at electro chlorinator is lesser suction bays of CWPs at NCTPS-I. The than the gas chlorinator, as chlorine dozing is very much essential in the existing gas chlorinator the cooling water system. Due to usage of do need to incur recurring saline water for cooling system, there is expenditure towards purchase NCTPS-I- Opn - CWPH - Supply, huge growth of barnacles and maine to Proposal for Electro of gas at Rs.13.82/= per kg., istallation and commissionin of condenser. The formation of marine growth FY 2020- Administrative 2 chlorination 1.26 2019-21 _ whereas the electro 1.26 0 1.26 0 0 0 0 0 0 2x25kg/hr. Electro chlorination and barncles in the discharge line of CWP 21 approval is under system chlorinator does not require system pipes and tunnel walls restrict the cooling process

under process under to incur any recurring water flow to cndenser, which in turn leads expenditure, as the source of to rise in discharge pressure of CWP, the disinfectant is produced resultantly overloading of drive motor, 21=Rs.0.66/- (Including GST) (Including 21=Rs.0.66/-

2019-20=Rs./- (Including GST) GST) (Including 2019-20=Rs./- from the sea water itself, which in turn, lead to tripping of CWP and which is available in following reduction of vacuum in the is approval Administrative for Proposal

2020-21=Rs.0.66/- (Including GST)2020- (Including 2020-21=Rs.0.66/- abundant. system and hence, loss of generation.

The proposal for common discharge header is a kind of modification to be done in the The proposal for common discharge header existing discharge line,that is a kind of modification to be done in the yields the following benefits, existing discharge line,that yields the 1)Reduction of auxiliary following benefits, 1)Reduction of consumption to approximate NCTPS-I- Opn - CWPH - Supply, auxiliary consumption to approximate value Proposal for Common value of 1.05MW in summer Erection and commissionin of of 1.05MW in summer and 2.10MW in FY 2020- Administrative 3 discharge header 7.5 2019-20 _ and 2.10MW in winter. 0 2.8 2.8 1.82 1.82 1.82 5.68 0 2.88 Common discharge header for winter. 2) Reduction in outage hour to 21 approval is under for CWPs 2) Reduction in outage hour CWPs the extend of 50%. 3) process to the extend of 50%. Cost benefit of approximately 3.4crores per 3) Cost benefit of year. 4) NCTPS I total approximately 3.4crores per auxiliary consumption will come down by

22=Rs.2.88/- (Including GST) (Including 22=Rs.2.88/- year. 4) 1.5% annualy. 2019-20=Rs.2.8/- (Including GST) GST) (Including 2019-20=Rs.2.8/- NCTPS I total auxiliary

2020-21=Rs.1.82/- (Including GST)2021- (Including 2020-21=Rs.1.82/- consumption will come down by 1.5% annualy. Proposal for Administrative approval is to be sent be to is approval Administrative for Proposal

47 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Electrical System I.Boiler Auxiliaries Maintenance

Rplacement of Old ID Fan Motor 3 No , FD Fan Motor 3 Motor Efficency 4 6.6Kv HT motor new No , PA Fan Motor 3 No , Mill Motor -6 Exisiting motors running more than 20 years 4.0 Not yet approved improves Energy 0 0 0 0 2.0 2.0 4.0 0.0 2.0

motors nos 2019-22 2020-21 saving 2019-20=1.00 2019-20=1.00 2020-21=2.20 2021-22=5.00

Boiler 6.6 KV PA Fan The expenditure Capital Improvement -Provision of VFD 5 and FD Fan motor VFD Energy Audit recommeded 9.0 Not yet approved will pay back with 0 0 0000 9.0 0 9.0 - Drives for PA & FD Fan Motors

conversion 2020-22 in 27 Months 2021-22=21.9 2020-21=9.50 2020-21=9.50

Boiler Auxiliaries old LT motors conversion into Captal Spares- Various Enenrgy Efficent 6 Energy Audit recommeded 3.0 Not yet approved 0 0.15 0.15 0.45 0.45 0.45 2.6 0 2.4 energy efficient LT LT Motors motor 2019-22 2019-20=0.15 2019-20=0.15 2020-21=0.45 2021-22=2.40 II- Ash Handling Plant EM-II

Replacement of LT Capital Improvement - Replacement of 7 Modules into LT LT modules with LT breaker at Fule oil Improvement works. 1.0 Not yet approved 0 0 0 0 0.4 0.4 1.0 0 0.6

Breakers pump house, AC Plant. 2020-22 2021-22=0.6 2020-21=0.4 2020-21=0.4

Replacement of 6.6 KV Capital Spares - Replacement of 6.6KV 8 Improvement works. 1.82 Not yet approved 0 0.02 0.02 0 0.3 0.3 1.82 0 1.5 Breakers at AHP Breaker - 12 nos. 2019-22 2019-20=0.02 2019-20=0.02 2020-21=0.30 2021-22=1.50

Capital Spares - Replacement of LT 9 Capital Spares For energy saving 1.5 Not yet approved 0 0.2 0.2 0.7 0.7 0.7 0.8 0 0.6 motors with energy efficient motors 2019-22 2019-20=0.2 2019-20=0.2 2020-21=0.7 2021-22=0.6 III-Lighting

Capital Spares Replacement of out Street Lighjt Poles 10 street light poles with new pole with For energy saving. 2.0 Not yet approved 0 0.1 0.1 0.4 0.4 0.4 1.6 0 1.5 Replacement

LED lighting. 2019-22 2019-20=0.10 2019-20=0.10 2020-21=0.40 2021-22=2.50

11 Chimney Earthing Capital Spares - Chimeney Earthing For provision of safety 2.0 Not yet approved 0 0 0 2.0 0 2.0 0 0 0 2020- 21=2.0 21=2.0 2020-21

Capital Spares - Replacement of 250 V, Station LED Lighting 12 150V HPSV lamps and tube light into For energy saving. 2.1 Not yet approved 0 0.1 0.1 1.0 1.0 1.0 1.1 0 1.0 conversion

LED lamps. 2019-22 2019-20=1.0 2019-20=1.0 2020-21=2.0 2021-22=2.0 IV- Supply Maintenance

Vallur camp 11KV Capital Improvement 11KV supplied For Providing Interruption supply to vallur and 13 Supply improvement Distribution works between NCTPS site to 2.0 Not yet approved 0 0 0 0 1.0 1.0 2.0 0 1.0 athipattu camp

works Vallur camp 2020-22 2020-21=1.0 2021-22=1.0

EM-I

As per the instruction of TNERC draft 0.5 Class CVT’s to be replaced with 0.2s class CVT notification / CEA guidelines vide (Capacitor Voltage Transformer) as per TNERC draft 14 0.2 class CVT reference.Lr.No. CE/GO/SE/OA& notification – CEA Guidelines – Purchase of 0.2s class 0.762019-21 0 0.56 0.56 0.76 0 0.20 0 0 0 CO/EE/OA/AEE1/F.Intra ABT /D.No. CT & CVT for Thermal generating stations for 148, Dt. 13.10.2017. implementation of intrastate ABT by in Tamilnadu.

48 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

As per the instruction of TNERC draft 0.5 Class CVT’s to be replaced with 0.2s class CVT notification / CEA guidelines vide (Capacitor Voltage Transformer) as per TNERC draft 15 0.2s class CT reference.Lr.No. CE/GO/SE/OA& notification – CEA Guidelines – Purchase of 0.2s class 0.35 2019-20 0.35 0 0.35 0 0 0 0 0 0 CO/EE/OA/AEE1/F.Intra ABT /D.No. CT & CVT for Thermal generating stations for 148, Dt. 13.10.2017. implementation of intrastate ABT by in Tamilnadu.

Supply & Erection of LAS for 230kV 16 New LAS Critical spares 0.10 2020-21 0 0 0 0.10 0.00 0.10 0 0 0 Switchyard.

NGT/NGR & Power It is a vital equipment for ST & UAT as there is no 17 Supply & Erection of NGT / NGR. 0.20 2020-21 0 0 0 0.20 0.00 0.20 0 0 0 transformer spare NGT/NGR available.

Supply & Erection of Radiators for 250 It is a vital equipment for GT & ST since the existing 17 Radiator for GT & ST 0.30 2020-21 0 0 0 0.30 0.00 0.30 0 0 0 MVA GT & 50 MVA ST. radiators had been in service for more than 25 years.

18 500KVA Alternator Supply & Erection of 500KVA Alternator Critical spares 0.18 2020-21 0 0 0 0.18 0 0.18 0 0 0

Compressor for 230 KV Supply & Erection of Compressor for 19 Critical spares 0.08 2020-21 0 0 0 0.08 0 0.08 0 0 0 SF6 Circuit Breaker 230 KV SF6 Circuit Breaker Wall through bushing 20 Supply of Wall through bushing lug Critical spares 0.01 2020-21 0 0 0 0.01 0 0.01 0 0 0 lug

230 KV SF6 circuit For Procurement of 230 KV 21 Critical & vital spares 0.25 2020-21 0 0 0 0.25 0 0.25 0 0 0 breaker and spares. / SWYD.

Supply & erection of 415 V, 1000 A, 2500 Supply & erection of 415 V 2500 22 Amps, 3200 Amps Amps, 3200 Amps L&T make breakers Critical spares 0.15 2020-21 0 0 0 0.15 0 0.15 0 0 0 L&T make breakers with retrofit kit.. with retrofit kit.

Supply & erection of Supply & erection of HT 6.6 kV 1250 23 HT 6.6 kV 1250 Amps, Critical spares 0.15 2020-21 0 0 0 0.15 0 0.15 0 0 0 Amps, ABBvmake breaker ABB make breaker

Supply & erection of HT 6.6 kV 2000/3150 Supply & erection of HT 6.6 kV 1250 24 Critical spares 0.10 2020-21 0 0 0 0.10 0 0.10 0 0 0 Amps, ABB make Amps, ABBvmake breaker breaker

For emergency replacement HVR 75KVA HVR in case of any breakdown 25 0.12 2020-21 0 0 0 0.12 0 0.12 0 0 0 Transformers Transformers to met out pollution control board norms

Vital Parameters of the ESP To be Commissioning of IOS fields in Unit I , II & III needs to monitor from a done after 26 of Esp Unit-I,II and IOS Materials single console at 3 various locations for the effective 0.40 2020-22 0 0 0 0 0.20 0.20 0.40 0 0.20 renovation III rapping and to maintain the SPM level in the of ESP's emmission as per Pollution Control Board norms.

Supply & Erection of Hoist in ESP 32 mtr Critical spares. Replacement of defectice & obsolete 27 Electrical Hoist 0.20 2020-22 0 0 0 0 0.10 0.10 0.20 0.00 0.10 floor for Unit-I,II and old hoist. III

49 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Supply & Erection of L&T make LT Supply & Erection of L&T Essentially required to bifurcate 1000Amps breaker for make LT 1000Amps breaker for Fire the fire fighting switch gear Fire Fighting "B"bus 28 Fighting "B"bus seperation work " A & B"buses for effective 0.20 2019-20 0.20 0.00 0.20 0 0 0 0 0 0 seperation work including material (L&T make 1000A operation as requesting by including material (L&T breaker, power cable ,etc.,) the Fire fighting wing. Make 1000A breaker, power cable ,etc.,)

Replacement of obsoleted BAPCON micro electronic controller with the new Bapcon kit improved as Bapcon+kit and again it is To be done after ESP Field Micro Yet to be 29 ARECA-II midro electronic modified as Areca-II kit with inbuilt rapping system. 1.70 2019-20 the renovation of 1.70 0.00 1.70 0 0 0 0 0 0 Electronic Controller awarded controller,BUFFER Card and Relay Card Hence Areca-II is suggested for replacement. the ESP's as spare.

Supply and errection of Supply and errection of new 220VFloat 30 new 220VFloat cum Due to ageing, which are need to replace. 0.60 2020-22 0 0.20 0.20 0.00 0.20 0.20 0.60 0.00 0.20 cum Boost charger Boost charger

Supply and errection of Supply and errection of new 24V Float 31 new 24V Float cum Due to ageing, which are need to replace. 0.30 2020-22 0 0.10 0.10 0.00 0.10 0.10 0.30 0.00 0.10 cum Boost charger Boost charger

Supply, erection and commissioning of 220 Supply, erection and commissioning of Replacing for the life served VRLA cells in 32 0.42 2020-21 0 0.21 0.21 0.42 0 0.21 0 0 0 V 1400 Amp H Battery 220 V 1400 Amp H Battery set. Unit-I. set.

For emergency replacement Energy Efficient Motor Energy Efficient Motor 150 KW, 110 in case of any breakdown 33 150 KW, 110 KW,55 0.20 2020-22 0 0 0 0 0.10 0.10 0.20 0.00 0.10 KW,55 KW and 37 KW to met out pollution control KW and 37 KW board norms

Supply and errection of new 360V, 400AH Supply and errection of new 360V, 34 Due to ageing, which are need to replace. 0.54 2020-22 0 0.18 0.18 0 0.18 0.18 0.54 0 0.18 OPZs Lead Acid 400AH OPZs Lead Acid Battrey. Battrey. 35 HT / LT motor HT / LT motor Due to ageing, which are need to replace. 1.00 2020-21 0 0 0 1.00 0 1.00 0 0 0

Supply & erection of Supply & erection of refrigrator based 36 Due to ageing, which are need to replace. 0.50 2020-21 0 0 0 0.50 0 0.50 0 0 0 refrigrator based drier drier

Supply and errection of Supply and errection of new 24V, 37 new 24V, 1500AH Lead Due to ageing, which are need to replace. 0.27 2020-21 0.27 0 0.27 0 0 0 0 0 0 1500AH Lead Acid Battrey. Acid Battrey.

C&I Unit-I is already Up gradation of This is a combined proposal System has become obsolete with lack carried out during FY 2020- 2018-19. It is 38 Unit-2 for BOP, of Upgradation of BOP, FSSS of spares and no service support from 9.07 2020-21 In due course 0 0 0 9.07 0 9.07 0 0 0 21 planned during FSSS & EAST & EAST the OEM Annual overhaul of 2020-21=9.07 2020-21 It is planned Up gradation of This is a combined proposal System has become obsolete with lack FY 2021- during Capital 39 Unit-3 for BOP, of Upgradation of BOP, FSSS of spares and no service support from 9.43 2021-22 In due course 0 0 0 0 0 0 9.43 0 9.43 22 overhaul of 2021- FSSS & EAST & EAST the OEM 22 2021-22=9.43

50 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Supply, erection and To monitor the Sox, Nox & CO level in Commissioning of Institu or the flue gas passing through chimney at Sox Nox Analyser extraction probe type FY 2020- 40 zero meter.The above parameters 0.33 2020-21 In due course 0 0 0 0.33 0 0.33 0 0 0 Unit-II CO,SO2, NOx, CO2 Flue gas 21 continuosly monitored by TNPCB analyzer for stack emission

webserver. 2020-21=0.33 monitoring

51 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Supply, erection and To monitor the Sox, Nox & CO level in Commissioning of Institu or the flue gas passing through chimney at Sox Nox Analyser extraction probe type FY 2021- 2021- 41 zero meter.The above parameters 0.33 2021-22 In due course 0 0 0 0 0 0 0.33 0 0.33 Unit-III CO,SO2, NOx, CO2 Flue gas 22 22=0.33 continuosly monitored by TNPCB analyzer for stack emission webserver. monitoring Works to be completed within 1 Year MRT

Procurement of 2 sets of latest Numerical Complete replacement of Protection existing static GRP with latest Since the OEM has declared the existing system for FY 2019- 42 Numerical GRP system for the Gxs5E as obsolute model and no further 1.77 2019-20 PO NO.142, Dt,11/10/19 1.77 0 1.77 0 0 0 0 0 0 Generator, 20 protection of Generator, GT spares will be supplied. GT,UAT-A & UAT-

and UATs for Unit-1&2. 2019-20=1.74

B by replacing No.256/20-05-17 No.256/20-05-17 existing solid

state Gsx5E GRP. (CMD) TANGEDCOProceedings (CMD) TANGEDCOProceedings

Works to be completed within 2 Year

MRT

Procurement of Hand Held Digital 43 0.08 0 0 0 0 0.04 0.04 0.08 0 0.04 Multimeter and Clamp Meter. Procurement of 44 Power Quality 0.1 0 0 0 0.1 0 0.1 0 0 0 Analyser. Renovation of Bottom Ash Panels 45 0.04 0 0 0 0.04 0 0.04 0 0 0 for Unit-1,2 & 3 of NCTPS-I.

Proposed to provide cabin type partition for assistant 46 engineer office for 0.1 0 0 0 0.1 0 0.1 0 0 0 Unit-2 & DAVR Enigneering Stations of 1,2 & 3.

Procurement of Numerical Voltage 47 Protection Relay for 0.1 0000.100.1000 the upgradation of existing static relays.

Procurement Numerical Feeder Protection Relays for 48 0.35 0 0 0 0 0.25 0.25 0.35 0 0.1 the Upgradation of static relays in HT SWGR.

52 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Procurement of Numerical Motor 49 Protection relays for 0.68 0 0 0 0 0.25 0.25 0.68 0 0.43 HT/LT motor in NCTPS-I. Procurement of 50 Numerical GRP 0.20 0 0 0 0 0.11 0.11 0.20 0 0.09 Spares Procurement of various test and scientific equipments (Tr.Turns ratio meter, motor 51 checker, Thermal IR 0.20 0 0 0 0 0.05 0.05 0.20 0 0.15 Gun, test benches, Digital meter, Clamp meter Phase sequency meter and LCR meter and other test.

Procurement of 52 0.20 0 0 0 0.20 0.00 0.20 0 0 0 SFRA Test Kit.

Spares for Digital PO NO.148, Replacement of major critical Automatic Voltage No mandatory spares are available in the plant Dt,23/10/19 spares like processor, Digital 53 Regulator system for the emergency replacement in the event of 2.07 , 0.52 0 0 0.52 0.52 0 0.20 0.20 2.07 0 1.35 ,Input/ Output and Power Supplies (DAVR) by M/s ABB the breakdown. PO.No.189/D Etc., & Andridz t.11.10.2018

Procurement of Numerical Protection Relay for the 54 0.25 0 000.2500.25000 upgradation of static relay in LT Switch Gear.

Renovation of 55 Switch Yard 0.10 0 0 0 0.10 0 0.10 0 0 0 annociator Panel. Servicing of M/s. AVO Megger, Tan 56 0.08 0 000.0800.08000 Delta Kit,HV cable service. Works to be completed within 3 Year Procurement of 57 Numerical 3 Phase 0.5 0 0 0 0 0 0 0.5 0 0.5 Test Kit. Engineering, supply, Instalation & 58 Commissioning of 0.06 0 0 0 0 0 0 0.06 0 0.06 Integrated GPS System. Design, Engineering, Supply, Instalation, testing and 59 commissing of 0.9 0 0 0 0 0 0 0.9 0 0.9 Integrated Energy Management System.

53 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Design, Engineering, Supply, Instalation, testing and commissing of PLC 60 0.36 0 0 0 0 0 0 0.36 0 0.36 based Water Wall Soot Blower System in any one of the Unit in NCTPS-I.

Procurement of actuators & Limit 61 Mechanism of 0.08 0 0 0 0 0 0 0.08 0 0.08 various types and their spares. Design, Engineering, Supply, Installation, testing and commissioning of substation 62 1.55 0 0 0 0 0 0 1.55 0 1.55 Automation by SCADA, Event logger, Disturbance Recorder with GPS time synh MECHANICAL-I - CIRCLE ASH HANDLING PLANT The Recovery Water Line has been effectively utilized and served its life time. The existing recovery water line may not be put into NCTPS- I - MI-AHP- Renewal of continuous service since at various locations it is damaged Recovery Water Line found in weak condition and it is getting burst Work will be 1 from Recovery water Pump out frequently. As per TNPCB norms, the completed by house to Ash Handling Pump Recovery water line should be run continuously Effective utilization of decanted December 2020 AHP/CAP SuP& House with fabricated MS pipes of so as to avoid stagnation of water in the dyke water from the Ash Dyke to Ash delay due to non 63 2.93 2.93 0 2.93 0 0 0 0 0 0 Works 12mm thickness including erection, and the overflowing of the same to nearby handling Pump House.Minimizing availability of 100% 100% testing and commissioning along village areas. In view of above it is not 2019-20 2019-20 the consumption of sea water material dt.08.04.15. with all necessary accessories to possible to repair the damaged pipes alone as it - I&S ( Re nego at transfer ash water to Ash handling will not serve the purpose and hence it iis to be HQ) pump house sump construed that the replacement of entire Recovery water line is essentially required to TANGEDCO Proceeding (CMD) No.148, Proceeding TANGEDCO run the line continuously and effectively comply 216/2015-16Specn Opened) bid (Price with TNPCB norms.

2 Nos. Cast Basalt Lined Ash Slurry Disposal Ash slurry disposal pipe lines are Pipe Lines of about 5200m length each are in in eroded, corroded and are in service since erection during 1995-96 for worn out condition due to which discharing ash slurry from Units-I,II & III ash the pipe lines gets frequently handling pump house to ash dyke. At present puncture the leaks are arrested the above lines are in worn out, eroded and pipelines hould be made fit condition has they are in service for about 19 for discharging slurry to the ash Supply of cast basalt pipe from years which is more than its life time and dyke and no ash water shall be procurement will be 64 AHP AHPH to Ash discharge point getting punture very often due to normal wear 8.48 let out in the back waters as per 0 0 0 8.48 0 8.48 0 0 0 completed by 100% 100%

at ash dyke and tear and handling of sea water and slurry in 2020-21 2020-21 TNPCB norms. Hence inorder to September 2020

saline atmosphere. Ash slurry pipe line leakes dt.01.08.17 maintain this lines without leakes are to be arrested and should be made fit for and for avoiding pollution related discharging slurry to the ash dyke and no ash problems, renewal of worn out / water shall be let out in the back waters as per eroded cast basalt pipe have to TNPCB norms. Hence it is essential to renew be carried out. Hence the the damaged / worn out pipes in a phased (CMD) No.402, Proceeding TANGEDCO payback period will not manner. applicable for this proposal.

54 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

1 Nos. Cast Basalt Lined Ash Slurry Disposal Ash slurry disposal pipe lines are Pipe Lines of about 5200m length each are in in eroded, corroded and are in service since erection during 1995-96 for worn out condition due to which discharing ash slurry from Units-I,II & III ash the pipe lines gets frequently handling pump house to ash dyke. At present puncture the leaks are arrested the above lines are in worn out, eroded and pipelines hould be made fit condition has they are in service for about 19 for discharging slurry to the ash Supply of ASDL from AHPH to years which is more than its life time and dyke and no ash water shall be procurement will be 65 AHP Ash discharge point at ash getting punture very often due to normal wear 4.32 let out in the back waters as per 0 0 0 4.32 0 4.32 0 0 0 completed by 100% 100%

dyke for Line No.4 and tear and handling of sea water and slurry in 2020-21 2020-21 TNPCB norms. Hence inorder to February 2021

saline atmosphere. Ash slurry pipe line leakes dt.01.08.17 maintain this lines without leakes are to be arrested and should be made fit for and for avoiding pollution related discharging slurry to the ash dyke and no ash problems, renewal of worn out / water shall be let out in the back waters as per eroded cast basalt pipe have to TNPCB norms. Hence it is essential to renew be carried out. Hence the the damaged / worn out pipes in a phased (CMD) No.402, Proceeding TANGEDCO payback period will not manner. applicable for this proposal.

3 Nos. Cast Basalt Lined Ash Slurry Disposal Ash slurry disposal pipe lines are Pipe Lines of about 5200m length each are in in eroded, corroded and are in service since erection during 1995-96 for worn out condition due to which discharing ash slurry from Units-I,II & III ash the pipe lines gets frequently handling pump house to ash dyke. At present puncture the leaks are arrested the above lines are in worn out, eroded and pipelines hould be made fit condition has they are in service for about 19 for discharging slurry to the ash 2020-21 2020-21 Erection & Commissioning of 5 years which is more than its life time and dyke and no ash water shall be Work will be 50% 50% Estimate 66 AHP Nos ASDL from AHPH to Ash getting punture very often due to normal wear 1.16 let out in the back waters as per 0 0 0 0 0.58 0.58 1.16 0 0.58 completed by June - 2021-22 2021-22 submitted discharge point at ash dyke and tear and handling of sea water and slurry in TNPCB norms. Hence inorder to 2021 50% 50% saline atmosphere. Ash slurry pipe line leakes maintain this lines without leakes are to be arrested and should be made fit for and for avoiding pollution related discharging slurry to the ash dyke and no ash problems, renewal of worn out / water shall be let out in the back waters as per eroded cast basalt pipe have to TNPCB norms. Hence it is essential to renew be carried out. Hence the the damaged / worn out pipes in a phased payback period will not manner. applicable for this proposal.

Fly ash evacuation from all the six rows of ESP hoppers will be ensured so that the pollution and The existing PDFAC system is in worn out stack emission will be reduced. condition due to ageing and saline atmosphere. Further inorder to comply with This leads to unsafe working condition. The the TNPCB norms of 100% fly defects in the worn out PDFACS vessels were asn evacuation to avoid dumping temporarily attended by providing patch plates of fly ash in the Ash slurry pond. AHP/Cap Sup& and replacement of Minorspares.At present the By carrying out the above said Work will be Supply & Erection of PDFACS for 67 works PDFACS for PDFACS vessels are beyond the stage of 11.24 works will minimize the wear and 0 0 0 0 5.62 5.62 11.24 0 5.62 completed by August Units I,II & III Units I,II & III reconditioning and requires replacement. The tear of the Ash slurry disposal 2021 Aug-2021

replacement of the PDFACS vessels will be 2020-21-50% 2021-22-50% 2020-21-50% 2021-22-50% pumps rotary components and carried out in the phased manner. Further the avoid erosion of the Ash slurry PDFACS are not installed in the 4th ,5th and discharge lines. moreover 100% sixth rows of Unit III, 5th and 6th rows of unit evacuation of the fly ash through II and 3rd, 4th, 5th and 6th rows of unit I. the PDFAC system will minimize the stack emission and will avoid issuance of show cause notices Note Note submitted to Approval CMD Administrative for from TNPCB.

55 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

BOILER MAINTENANCE

Renovation & Modernization of ESP in Unit-III - Modification of the existing ESP includes Design, To carryout R &M of existing ESP (Type: FAA - manufacture, supply, erection, 6x37-5-2x96135-2) of M/s. BHEL make in all 3 testing & commissioning including ESP R&M (Unit- Units to achieve the targeted emission level of ≤ Nil Nil 70 Civil, Electrical and Mechanical to 41.25 0 0 0 41.25 0 41.25 0 0 0 III) 80 mg/Nm³ as per the new standard stipulated achieve the desired emission level Jan-22 by Government of India, from the present 19.02.19 of less than 80 mg/Nm3 at ESP emmission level of 150 mg/Nm³. outlet as per job specification. Administrative approval is approval Administrative accorded for R&M work for R&M on accorded July-2021 2022to January- FY- FY- 2021-2022-(Rs. 4125 Lakhs) 1. Absorber/reactor 2. Booster fan 3. Fabric filter /bag filter 4. Hydrated lime storage, transportation and conveying LTD MECONreceivedDPR M/s thefromconsultant system. 5. By-product collection and FY - 2021-2022 (Rs- 37809 Lakhs) 37809 (Rs- 2021-2022 - FY conveying system achieveTNPCB norms to statuory

6. Compressed air system March-2022 to June-2021 7. Plant water system 8. HVAC system SEMI DRY FGD

9. Electrical system & equipment To achieve the targeted emission level as per Mar-22 (Flue Gas and telecommunication the new standard stipulated by Government of Nil Nil 71 Desulphurization 378.09 0 0 0 0 0 0 378.09 0 378.09 10. Instrumentation & Process India, from the Sox levels of 600 Mg/ Nm³ system ) (Sox) Control respectively. (Unit- I, II & III) M/s. MECON LIMITED Conducting Thermal Station wise feasibility study prepataion of feasibility report preparation of detailed project report (DPR) preparation of tender specification assisting for evaluation of techno- commercial bids and finalization of the bid for installation of suitable desulphurization equipments in NCTPS-I. MILL PLANT MAINTENANCE MECHANICAL - II - CIRCLE

ICHS

It is replacement of wornout Proposal to be Renovation of BFD -1A & 1B The technological structures of BFD-1A/B, technological structures, Chutes submitted to ICHS/MII/ Capital technological structures, Chutes of Chutes of conveyor 4A/B, 5A/B are in wornout FY-2019- of conveyor 4A/B, 5A/B & CE/MTS for 74 3.00 2019-20 NIL NIL 0 0 0 3.00 0 3.00 0 0 0 Works conveyor 4A/B, 5A/B & condition and needs complete replacement & 20 modification sector gate at JT-8 obtaining modification sector gate at JT-8 modification sector gate into flap gate at JT-8 and to ensure uninterrupted coal Administrative 2019-20 = 3.0 stacking approval. Administrative Replacement of approval obtainde ICHS/MII/Capital Replacement of conveyor Belt for A Total replacement of worn out/damaged FY-2019- Approval wornout/damaged conveyor 75 3.05 2019-20 NIL 0 0 0 3.05 0 3.05 0 0 0 vide TANGEDCO

Works stream of ICHS Conveyors conveyor belts for A Stream Conveyors 20 3.05 obtianed belts and ensure uninterrupted Proceeding (CMD)

2019-20 = coal stacking and feeding No. 49 dt Administrative The equipments of Dust Extraction System approval obtainde 5A&5B at SCH-I is in wornout condition and has To reduce pollution at SCH-I and ICHS/MII/ Capital Renovation of Dust Extraction FY-2019- vide TANGEDCO 75 to be completely renovated and bring it to 1.00 2019-20 NIL NIL to meet the statutary norms 0 0 0 1.00 0 1.00 0 0 0 Works system 5A&5B at SCH - I 20 Proceeding (BP) operation for containing the coal dust issued by TNPCB emanating from the discharge chutes at SCH-I No. 154 dt 2019-20 =1.00 24.05.2016

56 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Revised Proposal The gear boxes, wheel boogies and bucket To reduce the outage of the to be submitted Supply of gear boxes, wheel wheel assy. of stacker and reclaimers are in conveyor system and ensure ICHS/MII/Capital FY-2019- to CE/MTS for 76 boogies and bucket wheel assy. for wornout condition and needs replacement with 3.00 2019-20 NIL NIL uninterrupted coal stacking & 0 0 0 3.00 0 3.00 0 0 0 Works 20 Reclaimer-I and Stacker-I new ones to ensure Un-interrupted coal feeding feeding and sustain continuous obtaining to the units of stage - I & II power generation Administrative 2019-20 =3.00 approval. Provision of new ILMS at conveyor 12A/B drive Revised Proposal end before bunker conveyor is to to be submitted Design,supply,erection,testing and ICHS/MII/Capital reduce/prevent entry of foreign materials in to FY-2019- to CE/MTS for 77 commmissioning of ILMS in 3.00 2019-20 NIL NIL Pay back period is 13 months 0 0 0 3.00 0 3.00 0 0 0 Works the mills and avoid breakdown of mills for Un- 20 conveyor 12A/B. obtaining interrupted coal feeding to the units of stage - I Administrative & II 2019-20 = 3.00 approval. Strengthening of Junction Tower-I Revised Proposal The junction tower-1 structures are badly for Conveyor 12A/B head end and It is replacement of wornout to be submitted corroded and need strengthing to prolong its life ICHS/MII/Capital 13A/B Tail end ( including spillage FY-2019- technological structures and to to CE/MTS for 78 priod for another 10 years and ensure Un- 2.80 2019-20 NIL NIL 0 0 0 2.80 0 2.80 0 0 0 Works coal chute ,vertical columns and 20 ensure uninterrupted coal interrupted coal feeding to the units of stage - I obtaining providing RCC concrete for feeding & II Administrative columns) 2019-20= 2.80 approval. The Reclaimer-I and Travelling Tripper-B are in continuous service and also due to normal wear & tear the Electro Hydraulic Thrust Brakes which arrest the movement of the machine is wornout condition. Because of this the reclaimers/Travelling Administrative Tripper-B tend to move backwards while approval obtained reclaiming/feeding causing decrease in vide (Per) Supply, Erection, Testing and loading of coal and also move forward or TANGEDCO ICHS/MII/Capital Commissioning of Hydraulic FY-2019- 79 backwards. Because of this movement the 1.70 2019-20 NIL Pay back period is 2 months 1.70 0 1.70 0 0 0 0 0 0 proceddings Works Brake System for Reclaimer-I & 20 Reclaimers have overshot the stoppers and (CMD) Travelling Tripper - B. causes heavy damage to the structures. In No:194,Dt:07.04.1 2019-20 = 1.70 = 2019-20

order to arrest this movement of the obtained Approval 7. Price bid machines it has been proposed to replace opened the existing worn out / damaged Electro Hydraulic Thrust Brakes on both sides of the Rails of the Reclaimer – I/Travelling Tripper-B by a new Hydraulic Braking System.

The Travelling Tripper rails are in service for more than 19 years. The prolonged service of this rails leads to misalignment and change in rails surface level, due to Proposal to be Replacement of the existing normal wear and tear and ageing of It is replacement of wornout submitted to ICHS/MII/Capital damaged rails for Travelling rails.This cause to Tripper collision with FY-2019- rails and to ensure CE/MTS, for 80 1.60 2019-20 NIL NIL 0 0 0 1.60 0 1.60 0 0 0 Works Tripper-B with new one at stopper and leades to more damage on 20 uninterrupted coal feeding to obtaining bunker floor. rails.Hence it is essential to change the Stage-I & II units Administrative

rails set to avoid break down of the 1.60 = 2019-20 approval Traveling Tripper and to maintain uninterrupted coal feeding to Stage-I & Stage-II Unit bunkers.

For lifting of counter weight of 40MT while Proposal to be Design, Supply, Erection and carrying out any break down works in con-7 submitted to commissioning of Electrical ICHS/MII/Capital & 9 and thereby reducing the down time of FY-2020- CE/MTS, for 81 Hoist for lifting of counter 2.20 2020-21 NIL NIL Pay back period is 2 years 0 0 0 2.20 0 2.20 0 0 0 Works conveyors and bring back the system in the 21 obtaining weight of horizantal gravity shortest time. At present chain blocks are Administrative takeup of conveyor 7 & 9 utilised for lifting approval FY-2020-21= 2.20 FY-2020-21=

57 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

The bucket wheel assy., Drive system of Proposal to be Renovation of the Reclaimer stacker-I and Boom conveyor of stacker It is replacement of wornout submitted to Bucket wheel Assy. of ICHS/MII/ Capital and reclaimers are in wornout condition FY-2019- spares and to ensure CE/MTS, for 82 Reclaimer II and drive system 5.00 2019-20 NIL NIL 0 0 0 5.00 0 5.00 0 0 0 Works and needs replacement with new ones to 20 uninterrupted coal feeding to obtaining of stacker II & reclaimer I boom conveyor ensure Un-interrupted coal feeding to the Stage-I & II units Administrative

units of stage - I & II 5.00 = 2019-20 approval

For lifting of counter weight while carrying Proposal to be out any break down works in con- 12A/B submitted to Design, supply, Erection and ICHS/MII/Capital thereby reducing the down time of CE/MTS, for 83 commissioning of Electrical 2.20 2020-21 NIL NIL Pay back period is 2 years 0 0 0 2.20 0 2.20 0 0 0 Works conveyors and bring back the system in the obtaining Hoist for conveyors 12A/B shortest time. At present chain blocks are Administrative FY-2020-21 utilised for lifting . 2020-21=2.20 approval Proposal to be The Drive system of stacker and reclaimers It is replacement of wornout submitted to Renovation of Reclaimer and are in wornout condition and needs ICHS/MII/Capital spares and to ensure CE/MTS, for 84 Stacker Travel, boom & replacement with new ones to ensure Un- 5.20 2019-20 NIL NIL 0 0 0 5.20 0 5.20 0 0 0 Works uninterrupted coal feeding to obtaining Intermediate Drive systems. interrupted coal feeding to the units of Stage-I & II units Administrative stage - I & II FY-2019-20 2019-20 = 5.20 = 2019-20 approval Proposal to be It is replacement of wornout submitted to ICHS/MII/Capital Renovation of HFO return The HFO Pipelines are in wornout condition pipelines and to ensure CE/MTS, for 85 1.20 2020-21 NIL NIL 0 0 0 1.20 0 1.20 0 0 0 Works pipeline form Unit 2 & 3 and needs replacement with new ones. uninterrupted power obtaining = 1.20 = 2020-21 generation at Stage-I units Administrative FY-2020-21 The Dust Extraction System was erected approval 20 years back at SCH-I for prevent the coal Proposal to be pollution at SCH-I while coal feeding. It is submitted to To reduce pollution at SCH-I ICHS/MII/Capital Renovation of Dust Extraction essential to renovate the wornout / FY-2019- CE/MTS, for 86 1.80 2019-20 NIL NIL and to meet the statutary 0 0 0 1.80 0 1.80 0 0 0 Works System DE-5B, 5C and DE-7 damaged pipe lines,structurs,bag filters , 20 obtaining norms issued by TNPCB pumps etc., for bring back the Dust Administrative

Extraction System effective operative 1.80 = 2019-20 approval condition. Replacement of Proposal to be Replacement of conveyor Belt wornout/damaged conveyor submitted to ICHS/MII/Capital Total replacement of worn out/damaged FY-2021- 87 for B stream of ICHS 4.10 2021-22 NIL NIL belts and ensure 0 0 0 0 0 0 4.10 0 4.10 CE/MTS, for Works conveyor belts for B Stream Conveyors. 22 =4.10

Conveyors 2021-22 uninterrupted coal stacking obtaining and feeding Administrative ECHS ST-2000 Steel cord conveyor ECHS/MII/CAP/ 88 belt 2000mm belt width, Supply Qtgy.3000 Metrs Proposal to be ST-1600 Steel cord conveyor For coal unloading from ship ECHS/MII/CAP/ submitted to 89 belt 2000mm belt width, Quantity are required for replacement as and coal feeding to NCTPS-II 0 0 0 11.24 0 11.24 0 0 0 Supply FY 2019- CE/MTS, for Qtgy.1000 Metrs and when required to restore the conveyor 11.24 2019-20 To be obtained - (1 unit) in addition to wagon 20 obtaining system in operating condtiion loading & Transporting to ST-1400 Steel cord conveyor Administrative ECHS/MII/CAP/ MTPS 90 belt 2000mm blet width, approval Supply 2019-20=10.00 Qtgy.600 Metrs ST-1150 Steel cord conveyor ECHS/MII/CAP/ 91 belt 1600mm blet width, Supply Qtgy.1500 Metrs Proposal to be For coal unloading from ship submitted to Procurement of various sizes of Quantity are required for replacement as and coal feeding to NCTPS-II ECHS/MII/CAP/ FY 2020- CE/MTS, for 92 Steel Cord Belts for the qty of and when required to restore the conveyor 13 2020-21 To be obtained - (1 unit) in addition to wagon 0 0 0 13 0 13 0 0 0 Supply 21 obtaining 7000m for the year 2020-21 system in operating condtiion 13.00 loading & Transporting to 2020-21 MTPS Administrative approval

58 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Proposal to be For coal unloading from ship submitted to Procurement of various sizes of Quantity are required for replacement as and coal feeding to NCTPS-II ECHS/MII/CAP/ FY 2021- CE/MTS, for 93 Steel Cord Belts for the qty of and when required to restore the conveyor 12 2021-22 To be obtained - (1 unit) in addition to wagon 0 0 0 0 0 0 12 0 12 Supply 22 obtaining 6500m for the year 2021-22 system in operating condtiion 12.00 loading & Transporting to 2020-21 MTPS Administrative approval Proposal to be For coal unloading from ship submitted to Procurement of various sizes of Quantity are required for replacement as and coal feeding to NCTPS-II ECHS/MII/CAP/ FY 2019- CE/MTS, for 94 EP Belts for the qty of 2000m for and when required to restore the conveyor 1.5 2019-20 To be obtained - (1 unit) in addition to wagon 1.5 0 1.5 0 0 0 0 0 0 Supply 20 obtaining the year 2020-21 system in operating condtiion loading & Transporting to MTPS Administrative 2019-20 -1.5 approval Proposal to be For coal unloading from ship submitted to Procurement of various sizes of Quantity are required for replacement as and coal feeding to NCTPS-II ECHS/MII/CAP/ FY 2020- CE/MTS, for 95 EP BeltsBelts for the qty of and when required to restore the conveyor 2 2020-21 To be obtained - (1 unit) in addition to wagon 0 0 0202000 Supply 21 obtaining 3000m for the year 2020-21 system in operating condtiion loading & Transporting to ETPS/MTPS Administrative

2020-212.00 - approval Proposal to be For coal unloading from ship submitted to Procurement of various sizes of Quantity are required for replacement as and coal feeding to NCTPS-II ECHS/MII/CAP/ FY 2021- CE/MTS, for 96 EP BeltsBelts for the qty of and when required to restore the conveyor 2 2021-22 To be obtained - (1 unit) in addition to wagon 0 0 0000202 Supply 22 obtaining 3000m for the year 2021-22 system in operating condtiion loading & Transporting to MTPS Administrative 2021 -22 - 2021- 2.00 -22 approval

Design, Engineering, Fabrication, Supply,Erection , In order to ensure coal Testing,Commissioning of two Proposal unloading from ship at CB-III Specification for stream of conveyors from JTB1 2019-20 ECHS/MII/CAP/ To cater the coal requirement of ETPS FY 2021- returned by and coal feeding to NCTPS-II outsourcing 97 at KPL CB-3 to JNT 61A at 324 to 0 0 0 0 200 200 324 0 124 Supply super critical expansion project (1x660Mw) 22 board of (1unit) in addition to the coal consultancy is to NCTPS and interlink with 2021-22 TANGEDCO feeding ETPS super critical be evolved 2019-20-50 existing ECHS including 2021-22-124 2020-21-150 Project (1x660 MW) Operation & Maintenance for accorded vide (per) vide(per) accorded

the period of 5 years Administrativeapproval TANGEDCO Proceedings Proceedings TANGEDCO (CMD)No.557 , , dt:30.12.2015(CMD)No.557

Improvement and modification in Draft Adminstrative ECHS/CAP/ To meet the statuary norms issued by FY 2019- To meet the statuary norms 98 the existing Dust Extraction 1.7 2019-20 specification 1.7 0 1.7 0 0 0 0 0 0 approved BLTC to Works TNPCB 20 issued TNPCB System DE-2 at JNT-50 send to HQ be put up 2019-20 - 1.70 2019-20- , , dt:26.12.2016 Administrativeapproval Proceedings (CMD)No.109 Proceedings (CMD)No.109 obtained vide TANGEDCO

Functioning of plough feeder should be efficient when the conveyor belt is in good Design, Engineering, condition. Due to site condition, it is not Proposal to be Fabrication, Supply,Erection possible to maintain the conveyor belt submitted to and Commissioning of new To feed crushed coal to stage ECHS/CAP/ without patch. So, further damages is being 2019-20 FY 2020- Proposal to be CE/MTS, for 99 tipper type discharge 6 To be obtained I & II units for maintaining the 0 3 3603000 Works occurred to the conveyor belt due to the 2020-21 21 evolved obtaining arrangement in place of plough generation operation of plough feeder. Hence, the new Administrative

feeder in BCN 46 A/B for 3.0 2019-20- tipper type discharge arrangement is 2020-21 - 3.0 feeding coal to SCR. approval essentially to be provided to maintain uninterrupted coal feeding.

59 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Due to ageing and close proximity to saline atmosphere, the conveyor structure of BCN 40 A & 40B got corroded severely and belt damaged condition which was not replaced Proposal to be since Erection & Commissioning . Almost submitted to To ensure uninterrupted coal ECHS/CAP/ Revamping of shore conveyors and TANGEDCO thermal station (except 2019-20 FY 2020- Proposal to be CE/MTS, for 100 5 To be obtained feeding to NCTPS-1& II, 0 0 0505000 Works BCN 40 A TTPS) and M.s/NTECL is depending coal 2020-21 21 evolved obtaining MTPS-I&II and NTECL from the above conveyors. So, it is Administrative 2019-20 - 5.0 2019-20- mandatory to maintain the conveyors BCN 2020-21 - 5.0 approval 40A & 40B in trim condition in order to maintain uninterrupted coal feeding for sustained power generation.

Due to ageing and close proximity to saline atmosphere and open trunk conveyor, the conveyor structure of BCN 55 got corroded Proposal to be severely. Almost and TANGEDCO thermal submitted to To ensure uninterrupted coal ECHS/CAP/ Revamping of conveyors BCN station (except TTPS) is depending coal 2019-20 FY 2020- Proposal to be CE/MTS, for 101 10 To be obtained feeding to NCTPS-1& II, 0 5 5100 5 0 0 0 Works 55 from the above conveyors. So, it is 2020-21 21 evolved obtaining MTPS-I&II and NTECL mandatory to maintain the conveyors Administrative 2019-20 - 5.0 2019-20- BCN55 in trim condition in order to maintain 2020-21 - 5.0 approval uninterrupted coal feeding for sustained power generation.

BCN 58 A is used to convey the coal to MTPS by railway wagon, feeding to NCTPS - During II and also feed cthe coal to NCTPS I commissioning this through interlink.IN BCN 58A there are 3 conveyor was Improvement and modification in nos of plough feederis avaiable, due to this installed only for To ensure uninterrupted coal ECHS/CAP/ the existing Conveyor 58A EP Functioning of plough feeder should be 2019-20 FY 2020- Proposal to be wagon loading 102 12 To be obtained feeding to NCTPS-1& II, 0 9 9120 3 0 0 0 Works belt into Steel cord belt and its efficient when the conveyor belt is in good 2020-21 21 evolved system now its MTPS-I&II and NTECL equipment condition. Due to site condition, it is not utized for feeding 2019-20 - 9.0 2019-20- possible to maintain the conveyor belt 2020-21 - 3.0 coal to Stage-II without patch. So, further damages is being and ICHS and occurred to the conveyor belt due to the wagon loader operation of plough feeder.

For coal unloading from ship Proposal to be Design,Engineering, supply and and coal feeding to NCTPS-II submitted to ECHS/CAP/ Erection of Electrical operated To reduce the down time of eqipment during FY 2019- Proposal to be In addition to Wagon Loading CE/MTS, for 103 1.2 2019-20 To be obtained 0 0 0 1.2 0 1.2 0 0 0 Works Hoist to lift counter weight in breakdown of Conveyor/Equipment. 20 evolved for Transportation of coal to obtaining BCN 57 MTPS and to ICHS yard Administrative 2019-20 - 1.2 2019-20- through interlink conveyor. approval Proposal to be submitted to Procurement of Helical gear box Existing gear box is served more than 10 To ensure uninterrupted coal ECHS/CAP/ FY 2019- Proposal to be CE/MTS, for 104 Model KDH 560 for Reclaimer years and need replacement for trouble free 1.2 2019-20 To be obtained feeding to NCTPS-1& II, 0 0 0 1.2 0 1.2 0 0 0 Supply 20 evolved obtaining 1A Bucket Wheel Drive operation MTPS-I&II and NTECL Administrative 2019-20-1.2 approval For coal unloading from ship Proposal to be and coal feeding to NCTPS-II submitted to FY 2019- Proposal to be In addition to Wagon Loading CE/MTS, for 105 Below Rs.1 crore itmes for 2019-20 as per Annexure enclosed 5.87 2019-20 To be obtained 0 0 0 5.87 0 5.87 0 0 0 20 evolved for Transportation of coal to obtaining MTPS and to ICHS yard Administrative

2019-20 - 5.87 2019-20- through interlink conveyor. approval

60 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

For coal unloading from ship Proposal to be and coal feeding to NCTPS-II submitted to FY 2020- Proposal to be In addition to Wagon Loading CE/MTS, for 106 Below Rs.1 crore itmes for 2020-21 7 2020-21 To be obtained 0 0 0707000 21 evolved for Transportation of coal to obtaining MTPS and to ICHS yard Administrative 2020-21- 7.002020-21- through interlink conveyor. approval

For coal unloading from ship Proposal to be and coal feeding to NCTPS-II submitted to FY 2021- Proposal to be In addition to Wagon Loading CE/MTS, for 107 Below Rs.1 crore itmes for 2021-22 8 2021-22 To be obtained 0 0 0000808 22 evolved for Transportation of coal to obtaining MTPS and to ICHS yard Administrative 2021-22- 8.002021-22- through interlink conveyor. approval EM-CHP NIL CIVIL MAINTENANCE CIRCLE Case 1: Works completed within 1 year Construction of Gound level sump, FY 2020- Estimate awaited for 108 1.71 2020-21 0 0 0 1.71 0 1.71 0 0 0 laying drinking 21 approval 2020- water line etc. 21=1.71 NCTPS - Improvement work - FY 2020- 109 Construction of 1.78 2020-21 0 0 0 1.78 0 1.78 0 0 0 Work awarded 21 compound wall at

Vallur camp 2020-21=1.78 NCTPS - Improvement work - FY 2020- Estimate awaited for 110 Additional school 1.3 2020-21 0 0 0 1.3 0 1.3 0 0 0 21 approval building at Vallur

camp 2020-21-1.30

Case 2: Works completed in 2 years and Fund allotment is capitalized in the 2nd year Strengthening of bund including restoration of freeboard at vulnerable locations of the existing ash FY 2021- Estimate under 111 3 2020-22 0 0 0022301 pond (Primary pond- 22 process II & Secondary Pond) on the

eastern and western 2020-21=2 2021-22=1 side of Ash dyke area Establishment of Demineralization Treatment plant of 5 Estimate under 15.72 2020-22 FY 2022-23 0 0 0 0 5 5 15.72 0 10.72 MLD capacity of process TTRO water in 2020-21=5.0

NCTPS-I. 2021-22=10.72 Case 5: Works carried over from the previous control period Strengthening of bund including restoration of freeboard at vulnerable locations FY 2018- 112 3.84 2018-20 0 2 2 3.84 0 1.84 0 0 0 Works completed of the existing ash 20 pond (Primary pond- II) on the eastern and western side of

Ash dyke area. 2018-19=2.0 2019-20=1.84

61 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat allocation Estimated ed date Details of Award of Name of the Details of work furnishing list Project of Capital S. No. Technical justification Cost (Rs. of Board Contract/ Cost benefit analysis Amount Amount Amount Remarks Scheme of major items schedule expenditur Allocatio Allocatio Allocatio in crores) completi approval P.Os placed Capitalisa- Closing Capitalis Closing Capitalis Closing e (Rs. in n of n of n of on tion CWIP a-tion CWIP a-tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Other Civil works (Details of works as FY 2020- 6.04 2019-20 0 3 3 6.04 0 3.04 Work under progress enclosed in the 21 2020- annexure) 21=3.04 2019-20=3.0 Case 6: Partial works can be capitalized every year in special cases like civil works Improvement works to the exisitng roads Estimate awaited for 113 5 2020-22 FY 2021-22 0 0 0 0 2.5 2.5 5 0 2.5 in ICHS & ECHS approval 2020- 2021- area at NCTPS-I. 21=2.50 22=2.50 Note: The projects less than 1 crore may be shown in a single row and the details of the schemes may be annexed separately.

78 1028.26 16.04 27.14 43.18 199.34 225.55 397.75 812.89 0 587.34

62 ABSTRACT - I

YEARWISE ALLOCATION OF CAPITAL EXPENDITURES (MTPS-II)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22 Remarks

Mettur Thermal Power 154.01 91.93 45.50 16.58 Station - II

63 ABSTRACT - II

YEARWISE CAPITALISATION (MTPS-II)

FY 2019-20 FY 2020-21 FY 2021-22 Estimated Cost Station Amount Amount Amount Remarks (Rs. in Closing CWIP Closing CWIP Closing CWIP Capitalisation Capitalisation Capitalisation Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores)

Mettur Thermal Power 154.01 91.93 0.00 45.50 0.00 16.58 0.00 Station - II

64 Year wise Award FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Estimated allocation of of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ated Details of Cost S. Name of the Cost Project Capital Contra furnishing list of Technical justification date of Board benefit Remarks No. Scheme (Rs. in schedule expenditure ct/ Amount Amount Amount major items comple approval analysis Allocati Allocati crores) (Rs. in P.Os Capitalisa- Closing Capitalis Closing Allocation Capitalisa- Closing tion on of on of crores) placed tion CWIP a-tion CWIP of CAPEX tion CWIP CAPEX CAPEX expected expected expected MECHANICAL-I CIRCLE:

Boiler Maintenance Procurement of Boiler To attend maintenance works in division providing Furnace Maintenance Boiler Ist pass Furnace maintenance March'202 2019-20 :- CMD No.337/ 1 1 1 maintenance platform Platform. platform is essentially required. 1 2019-20 0 Rs.1 Crs Dt.1.7.17

There are two nos of fly ash conveying lines available for conveying fly ash from ESP (A,B,C,D passes) bufferhopper to fly ash silo.These lines are getting punchered frequently due to errosive nature of Fabriation, Supply, erection fly ash.There is no stand by or spare of 2 Nos. New Additional Fly line available due to which the ash ash conveying line AB/CD conveying is stopped frequently for pass, including fabrication, attending the leak due to puncture in OIL & ASH HANDLING erection, testing and the conveying line causes the raise March'202 2019-20 :- 2 4.3124 2019-20 4.31 4.31 DIVISION commissioning of MS ERW fly ash level in ESP hopperswhich 0 Rs.4.31 Crs pipes for fly ash conveying leads to field short and increase in lines for AB & CD passes stack emission. Hence this spare liine including supporting is essentially required for continous materials. evacuvation and conveying of fly ash from ESP hoppers to Silo and to maintain sustained generation. An Administrative Approval has been accorded to carry out the work and tender specification was sent to headquaters for further processing.

Replacement of Essential The total drycon spares are to be Spares for DRYCON System OIL & ASH HANDLING replaced for effective evacuation and March'202 2019-20 :- 3 and its equipements of 15 2019-20 15 15 DIVISION conveying of hot bottom ash & to 0 Rs.15 Crs Bottom Ash Handling have interrupted power generation. System.

Providing of additional evacuation system in ESP to handle the fly ash when the Boiler is fired with 6 Indian coal used Mills. It is programmed to connect the first two rows of ESP fields of A,B,C & D passes for separate evacuation and conveying and the remaining fields will be OIL & ASH HANDLING Providing additional March'202 2019-20 :- 4 connected in the existing system .This 5 2019-20 5 5 DIVISION evacuation system for ESP 0 Rs.5 Crs Estimate includes the cost of evacuation line for first 2 rows A,B,C & D passes , Vacuum pump,IAC, Fluidising Blower, Receiver tank, TAC,buffer hoppers, 'D' Pump and its auxilliaries. For effecetive evacuation and conveying this work has to esstially carried out essentially.

65 Year wise Award FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Estimated allocation of of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ated Details of Cost S. Name of the Cost Project Capital Contra furnishing list of Technical justification date of Board benefit Remarks No. Scheme (Rs. in schedule expenditure ct/ Amount Amount Amount major items comple approval analysis Allocati Allocati crores) (Rs. in P.Os Capitalisa- Closing Capitalis Closing Allocation Capitalisa- Closing tion on of on of crores) placed tion CWIP a-tion CWIP of CAPEX tion CWIP CAPEX CAPEX expected expected expected MECHANICAL-II CIRCLE:

Supply, Installation and Procurement of 2 Commissioning of 2 Nos. of Nos. CAAQMS Continuous Ambient Air work is under Quality Monitoring Stations process .Therevised (Modified version with “e” BQR for the Series analyzers) along with Administrative Revised Tender Data uploading facility approval Procurem Statutory End of Spection has been having the parameters SPM To meet out the statutory 2019-20 Rs.2.07 obtained from ent is requirement 5 Project & Environment 2.07 2019-20 March - 2.07 2.07 submitted to Head (PM 10 & PM 2.5), SO2 & requirement of TNPCB Norms crores Head Quarters under of TNPCB 2020 Quarters Chennai. NOx and to establish vide BP No.42 process Norms Vide Letter No. connectivity with CARE AIR dt 02.02.18 CE/MTPS- Centre, TNPCB, Chennai II/SE/P&A/EE/S&I/ and 1 No. of Weather AEE-2/OT.NO. Monitoring Station at Mettur /D.1159/19 Thermal Power Station –II dt.02.12.2019. (1 x 600 MW).

ELECTRICAL SYSTEMS CIRCLIE:

Essentially required for failure replacement in case of emergency. SABs transfer power from GIS to Transmission lines. Failures are EM Proposal is Requiredas Proposal is being susceptible in joints. Hence, Dn 230 kV GIS & 400 kV HV being evolved replacement evolved for availability of spare SABs are required 6 HV Breaker and EHV Breaker Compartment 10 2020-21 FEB'2021 2020-21(10 cr) for obtaining NIL spares NIL NIL NIL 10 10 NIL NIL NIL obtaining to ensure continuous evacuation of Insulator of SAB type (Single pole) spares administrative against administrative power. Failure of breaker pole will approval failures. approval result in the non-availability of 230 kV circuit. If spare active part is available, the downtime can be minimized to restore the circuit early.

To maintain generation of 600 MW, 2 Nos. TDBFPs will have to be in service. If any problem arises in any one of the TDBFP, MDBFP will be put into service which increases the auxiliary consumption by 8 MW and Admininstrativ also the unit will be in service without e approval TGM & CA Dn Procurement of 1 No standby Feed pump. In that condition obtained and Enquiry floated on 7 Procurement of Spare 4.8 2019-20 43800 2019-20 (4.8 cr) 4.8 4.8 cartridge for TDBFP if any problem arises in the running Procurement 12.12.2019. cartridge TDBFP, the unit load has to be process under reduced to 300MW and in case of any progress. problem in MDBFP the unit could not be lit up which will further result in forced outage of the unit. Hence procurement of 1 No TDBFP as spare is very much essential.

One No. MDBFP will be in service Proposal is being during lit up and as auto standby for TGM & CA Dn Procurement of Motor To be evolved for Feed pumps during full load. Incase 8 Procurement of Spare driven Boiler Feed Pump 5.5 2020-21 DEC'2021 2020-21(5.5 cr) approved since 5.5 5.5 obtaining of any failure of MDBFP the unit could cartridge Cartridge it is new one administrative not be lit up. Hence spare cartridge approval for MDBFP is necessary.

66 Year wise Award FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Estimated allocation of of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ated Details of Cost S. Name of the Cost Project Capital Contra furnishing list of Technical justification date of Board benefit Remarks No. Scheme (Rs. in schedule expenditure ct/ Amount Amount Amount major items comple approval analysis Allocati Allocati crores) (Rs. in P.Os Capitalisa- Closing Capitalis Closing Allocation Capitalisa- Closing tion on of on of crores) placed tion CWIP a-tion CWIP of CAPEX tion CWIP CAPEX CAPEX expected expected expected

Admininstrativ e approval Turbine spares are essentially Negotiation under obtained and 9 TGM & CA Dn Turbine spares required for emergency replacement 55 2019-20 43800 2019-20 (55 cr) 55 55 process at Procurement and for capital overhaul. Headquarters process under progress.

There are 3 Nos., Boilder fee Booster pump in service during lit up. Also in the case of any problem in the Admininstrativ Tender lodging Booster pump of TDHFP, Booster e approval note submitted to Boiler feed Booster pump pump of motor driven BFP has to be 2019-20 (2.5 obtained and 10 TGM&CA 2.5 2019-20 43678 2.5 2.5 Headquarters due assembly put into service which will increase cr) Procurement to receipt of only the auxilliary comsumption by 8 MW. process under one tender. Hence spares BFBP is essentially progress. required to meet out any emergencies and to avoid loss of generation.

Civil Circle: MTPS-II - 1x600MW - Civil Circle - Construction of 1 No 'V' type, 3 No 'U' type, Administrative 1 block (2 tenements) approval For the 'T' type, 5 blocks 'S' Work Under End of 2020-21 obtained from accomdation type, 8 blocks 'R' type, Construction of New For the accomdation of MTPS-II Process of 11 46.58 2019-20 March - 30.00 2021-22 Head Quarters Nil of MTPS-II NIL NIL NIL 30 - 30 16.58 NIL 16.58 12 blocks 'Q' type and Quarters officers and staff Awarding at Head 2022 16.58 vide FB No.34 officers and 1 block 'P' type Quarters. (TB) dt staff residential quarters 07.06.16 including internal electrification works, etc., for MTPS-II at Mettur Dam. MECHANICAL-I CIRCLE:(Less than 1 crore) Existing line sizes are in smaller due Boiler Maintenance Providing additional Drain to that draining of water process March'202 2019-20 : With in CE 1 division Boiler water line for super Heater Drain 0.30 2019-20 0.30 0.30 takes large duration. To reduce the 0 Rs.0.3Crs power system system time duration modification is essential For Primary De-super Heater no redundant line is provided in the To be Boiler Maintenance Providing additional De - design. To control the SH steam March'202 2019-20 : approved since 2 division Boiler water super Heater spray control 0.80 2019-20 0.80 0.80 Temperature and trouble free 0 Rs.0.8Crs it is a new system valve operation, providing this line is a one. essentially required.

As per the specification of MTPP (1x600MW) redundant spray line is to be provided by the EPC contractor. To be Boiler Maintenance But as per the DEC design, the line Providing additional Re- March'202 2019-20 : approved since 3 division Boiler water has not been provided. Hence M/s 0.35 2019-20 0.35 0.35 Heater spray control valve 0 Rs.0.35Crs it is a new system BGRESL has accepted to de scope the one. work and the cost benefit will be passed on to TANGEDCO. Hence this work to be carried out essentially.

67 Year wise Award FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Estimated allocation of of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work ated Details of Cost S. Name of the Cost Project Capital Contra furnishing list of Technical justification date of Board benefit Remarks No. Scheme (Rs. in schedule expenditure ct/ Amount Amount Amount major items comple approval analysis Allocati Allocati crores) (Rs. in P.Os Capitalisa- Closing Capitalis Closing Allocation Capitalisa- Closing tion on of on of crores) placed tion CWIP a-tion CWIP of CAPEX tion CWIP CAPEX CAPEX expected expected expected

To attend maintenance works in ESP To be Boiler Maintenance Providing Flue gas duct inlet & outlet gate, ESP ERM & CRM March'202 2019-20 : Rs.0.80 approved since 4 division providing Gate and ESP maintenance system and Coarse ash handling 0.80 2019-20 0.80 0.80 0 Crs it is a new maintenance platform platform system maintenance platform and one. staircase is essentially required.

GRAND TOTAL 154.0124 91.93 091.93 45.5 0 45.5 16.58 016.58

68 ABSTRACT - I

YEARWISE ALLOCATION OF CAPITAL EXPENDITURES (NCTPS-II)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22 Remarks

North Chennai Thermal 952.67 24.96 566.61 361.10 Power Station - II

69 ABSTRACT - II

YEARWISE CAPITALISATION (NCTPS-II)

Estimated FY 2019-20 FY 2020-21 FY 2021-22 Cost Station Amount Amount Amount Remarks (Rs. in Closing CWIP Closing CWIP Closing CWIP Capitalisation Capitalisation Capitalisation Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores) (Rs. in Crores)

North Chennai Thermal 952.67 14.86 0.00 511.46 0.00 426.35 0.00 Power Station - II

70 Details of work FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) furnishing list of Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) major items Anticipat Estimate allocation Award of ed date Details of Cost S. Name of the Technical d Cost Project of Capital Contract of Board benefit Amount Amount Amount Remarks No. Scheme justification (Rs. in schedule expenditur / P.Os Allocatio Allocatio Allocatio completi approval analysis Capitalisa- Closing Capitalis Closing Capitalisa- Closing crores) e (Rs. in placed n of n of n of on tion CWIP a-tion CWIP tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

I Operation Adm. Approval Procurement, obtained vide Tender installation & To ensure To ensure Ambient Air (per) opened commissioning of 1st compliance of compliance of Quality TANGEDCO and 1 & 2nd. Continuous conditions 1 000101 0 00 conditions Monitoring preceedings awarding

Ambient Air Quality stipulated by 2020-21 stipulated by

Station 2020-21FY (CMD) No. 356, of PO is in

Monitoring Station (2 TNPCB / CPCB 2020-21=1.00 TNPCB/CPCB Dated. progress nos) 02.08.2016

After Procurement, obtaining installation & To ensure To ensure Ambient Air Adm. commissioning of 3rd compliance of compliance of Quality Yet to be Approval 2 & 4th Continuous conditions 2.2 0 0 0 2.2 0 2.2 0 0 0 conditions Monitoring obtained this

Ambient Air Quality stipulated by 2020-21 stipulated by

Station 2020-21FY proposal

Monitoring Station (2 TNPCB / CPCB 2020-21=2.20 TNPCB/CPCB will be nos.) processed II Electrical System Nil III Mechanical - I

Air pre heater Guide Type 32.5 Procurement will be obtained 1 bearing - 1 complete VIMT 2000 (72 1.15 1.15 - 1.15 of spares in due course

set PA) 2020-21 FY 2020-21FY 2020-21=1.15

Air pre heater Guide Type 32.5 Procurement will be obtained 2 bearing - 1 complete VIMT 2000 (72 1.15 1.15 - 1.15 of spares in due course

set PA) 2020-21 FY 2020-21FY 2020-21=1.15

Air pre heater Main Type 32.5 Procurement will be obtained 3 drive gear box VIMT 2000 (72 1 1 - 1 of spares in due course

assembly PA) 2020-21 FY 2020-21FY 2020-21=1.00

71 Details of work FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) furnishing list of Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) major items Anticipat Estimate allocation Award of ed date Details of Cost S. Name of the Technical d Cost Project of Capital Contract of Board benefit Amount Amount Amount Remarks No. Scheme justification (Rs. in schedule expenditur / P.Os Allocatio Allocatio Allocatio completi approval analysis Capitalisa- Closing Capitalis Closing Capitalisa- Closing crores) e (Rs. in placed n of n of n of on tion CWIP a-tion CWIP tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

work should be ESP Flue Gas work is New Erection will be obtained completed 4 Desulphurisation Unit- proposal as per 300 150 - 150 150 - 150 for unit-I in due course 2019-20 as per

I MOEF 2020-21

FY 2020-21FY MOEF 2020-21=1.50 2021-22=1.50

work should be ESP Flue Gas work is New Erection will be obtained completed 5 Desulphurisation Unit- proposal as per 300 150 - 150 150 - 150 for unit-II in due course 2019-20 as per

II MOEF 2020-22

FY 2020-21FY MOEF 2020-21=1.50 2021-22=1.50

NCTPS-II is the first 600 MW In order to units of BHEL avoid loss make in the Mill Planetary Gear of TANGEDCO . will be obtained 6 Generation box for XRP 1043 1.58 generation 1.58 - 1.58 Hence in due course

Bowl Mill 2020-21 due to

intercharge 2020-21FY

2020-21=1.58 planetary possibility could Gear box not be carried out. iv Mechanical - II Main Turbine M/s. Procurement of Administrative FY 2020- 2020-21= BHEL Bulk spares Essential 2020-21 Approval to be 1 Main Turbine Material 50 21 50.00 obtained 50 50 HP Turbine Module Procurement of Administrative 2020-21= Essential 2020-21 FY2020-21 Approval to be 2 Main Turbine Material 40 40.00 obtained 40 40 IP Bladed rotor with Procurement of Administrative FY 2020- 2020-21= inner casing Essential 2020-21 Approval to be 3 Main Turbine Material 35 21 35.00 obtained 35 35 Rotor assembly for Procurement of Administrative FY 2020- 2020-21= Feed water TDBFP Essential 2020-21 Approval to be 4 system Material 10 21 10.00 obtained 10 10 Procurement of Administrative Feed water Booster Pump FY 2020- 2020-21= 5 Essential 1 2020-21 Approval to be 1 1 system complete set 21 1.00 Material obtained Procurement of Administrative Feed water Condensate Extraction FY 2020- 2020-21= 6 Essential 2 2020-21 Approval to be 2 2 system Pump Spares 21 2.00 Material obtained

72 Details of work FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) furnishing list of Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) major items Anticipat Estimate allocation Award of ed date Details of Cost S. Name of the Technical d Cost Project of Capital Contract of Board benefit Amount Amount Amount Remarks No. Scheme justification (Rs. in schedule expenditur / P.Os Allocatio Allocatio Allocatio completi approval analysis Capitalisa- Closing Capitalis Closing Capitalisa- Closing crores) e (Rs. in placed n of n of n of on tion CWIP a-tion CWIP tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

Procurement of Administrative Feed water Boiler feed pump FY 2020- 2020-21= 7 Essential 3 2020-21 Approval to be 3 3 system catridge assembly 21 3.00 Material obtained Procurement of Administrative Feed water complete set of gear 2020-21= 8 Essential 1 2020-21 FY 202-21 Approval to be 1 1 system box for TDBFP 1.00 Material obtained Procurement of Administrative Feed water FY 2020- 2020-21= 9 Heaters Essential 9 2020-21 Approval to be 9 9 system 21 9.00 Material obtained Procurement of Administrative Feed water spares for MDBFP FY 2019- 2019-20= 10 Essential 1 2019-20 Approval to be 1 1 system Voith coupling 20 1.00 Material obtained Procurement of Administrative Feed water FY 2020- 2020-21= 11 Feed Discharge Valves Essential 1.5 2020-21 Approval to be 1.5 1.5 system 21 1.50 Material obtained Procurement of Administrative Feed water BFP -Recirculation FY 2020- 2020-21= 12 Essential 1 2020-21 Approval to be 1 1 system valve 21 1.00 Material obtained

Procurement of Administrative Condenser Compressor Critical FY 2020- 13 Essential 4 2019-21 Approval 1.5 4 2.5 System Spares 21 Material obtained 2019-20 =1.50 2020-21= 2.50 Procurement of Administrative Condenser FY 2020- 2020-21= 14 Vacuum Pump Essential 2 2020-21 Approval to be 2 2 System 21 2.00 Material obtained Condenser NB Procurement of Administrative Condenser FY 2020- 2020-21= 15 2000mm Butterfly Essential 4 2020-21 Approval to be 4 4 System 21 4.00 valve Material obtained Procurement of Administrative Condenser FY 2020- 2020-21= 16 ACW Filtration System Essential 5 2020-21 Approval to be 5 5 System 21 5.00 Material obtained Below 1 crore value 17 3.96 3.96 3.96 item (9) list enclosed

73 Details of work FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) furnishing list of Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) major items Anticipat Estimate allocation Award of ed date Details of Cost S. Name of the Technical d Cost Project of Capital Contract of Board benefit Amount Amount Amount Remarks No. Scheme justification (Rs. in schedule expenditur / P.Os Allocatio Allocatio Allocatio completi approval analysis Capitalisa- Closing Capitalis Closing Capitalisa- Closing crores) e (Rs. in placed n of n of n of on tion CWIP a-tion CWIP tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

V CIVIL MAINTENANCE i) Pile Foundation Proposed ii) Pile cap concrete Bridge across iii) Deck slab Necessarily Approved vide Estimate 'B' canal and FY 2021- 1 Concrete. required for fly 18 2020-22 B.P. No.36 to be 10 18 8 road along 22 Iv) Formation of ash evacuvation dt.04.03.2014 sanctioned ash slurry pipe

approach roads on 2021-22=8.00 line 2020-21=10.00 both sides of bridge. i)Pile foundation Necessarily ii) Brick work Construction required for Approved vide Estimate iii) Concrete FY 2021- 2 of ADM Administrative 5.5 2020-22 B.P. No.372 to be 4 5.5 1.5 iv) Joineries 22 Building and accouts dt.23.10.2019 sanctioned v)Plumbing and

wing 2020-21=4.00 2021-22=1.50 electrical works. i) Brick work Sewage Environment adm approval ii) Concrete treatment point of dview FY 2020- approved vide Work 3 iv) Pipe line 1.7 2019-21 1.1 1.7 0.6 plant at Vallur essentially 21 BP No 423 awarded v)Pumps and Camp required dt.26.09.2015

Machinaries. 2019-20=1.10 2020-21=0.60 For drinking water purpose Over Head i)Pile foundation adm approval for stage-II FY 2020- Work 4 Tank at Vallur ii) Concrete 2.32 2019-21 approved vide 1 2.32 1.32 stafff 21 awarded Camp DPR essentially required 2019-20=1.00 2020-21=1.32

i) Excavation of Generation Trench for laying pipe. Approved vide Raw water point of view FY 2019- Work 5 ii) Supply and erection 2.24 2019-20 B.P. No.387 2.24 2.24 . pipe line work necessarily 20 awarded of GRP pipe. dt.19.08.2016 reuired 2019-20=2.24

i)Pile foundation ii) Brick work To Construction iii) Concrete accommodate FY 2019- 2019- Approved vide Work 6 of S and Q 7.37 2019-20 7.37 7.37 iv) Joineries AEEs and Staff 20 20=7.37 DPR awarded type quarters v)Plumbing and of Stage-II electrical works.

74 Details of work FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) furnishing list of Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) major items Anticipat Estimate allocation Award of ed date Details of Cost S. Name of the Technical d Cost Project of Capital Contract of Board benefit Amount Amount Amount Remarks No. Scheme justification (Rs. in schedule expenditur / P.Os Allocatio Allocatio Allocatio completi approval analysis Capitalisa- Closing Capitalis Closing Capitalisa- Closing crores) e (Rs. in placed n of n of n of on tion CWIP a-tion CWIP tion CWIP crores) CAPEX CAPEX CAPEX expected expected expected

For energy dissipation and i) Earth work Approved vide Outfall also at security FY 2020- Work 7 ii) Concrete 16 2019-21 B.P. No.36 4 16 12 structure point of view 21 awarded iii) R.R.Masonry dt.04.03.2014 essentially 2019-20=4.00 requird 2020-21=12.00

Widening the Approved vide existing i) Earth work Environmental FY 2019- 2019-20= Work 8 4 2019-20 B.P. No.36 4 4 precooling ii) Dry stone packing. point of view 20 4.00 awarded dt.04.03.2014 channel

i) Excavation Required due to Drinking water ii) Concrete the supply of Administrative Estimate pipe line and FY 2020- 9 iv) Pipe line TTRO water to 5 2019-21 approval to be 15 4 construction 21 v)Pumps and plant by awaited sanctioned of sump

Machinaries. CMWSSB 2019-20=1.00 2020-21=4.00 i) Excavation ii) Concrete

Sump for fire Required in Administrative Estimate fighting maintenance FY 2020- approval to be 10 arrangement point of view 3 2019-21 21 2019-20=1.00 2020-21=2.00 awaited sanctioned 1 3 2

To protect the Construction i) Earth work power house Administrative Estimate of A Zone FY 2020- 11 ii) Concrete equipments 2 2020-22 approval to be 12 1 compound 22 iii) R.R.Masonry and awaited sanctioned wall

machinaries 2020-21=1.00 2021-22=1.00

To meet the Establishment i) Buildings raw water Administrative Estimate of 20 MLD ii)Equipments FY 2021- 12 requirement of 100 2020-22 approval to be 50 100 50 Desalination iii) Machinaries 22 NCTPS-I and II awaited sanctioned plant iv) Pipe lines units 2020-21=50 2021-22=50 Below 1 crore value 4 0.25 0 0.75 2.9 0 2.65 0.85 0.6 item (6) list enclosed Grand Total of All Circle 952.67 14.86 0 24.96 511.46 0566.61 426.35 0 361.1

75 ABSTRACT - I

ABSTRACT OF YEARWISE ALLOCATION OF CAPITAL EXPENDITURE (HYDRO)

Estimated Cost Allocation of Capital Expenditure (Rs. in Crores) S.No. Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22

1 Tirunelveli Generation Circle 161.90 9.84 85.26 66.80

2 Kundah Generation Circle 73.95 41.08 19.78 13.09

3 Erode Generation Circle 49.28 19.58 29.70 0.00

4 Kadamparai Generation Circle 82.60 57.23 22.87 2.50

Total Amount 367.73 127.73 157.61 82.39

76 ABSTRACT - II

ABSTRACT OF YEARWISE CAPITALISATION (HYDRO)

FY 2019-20 FY 2020-21 FY 2021-22

Estimated Cost Closing Amount Closing Closing S.No. Station Amount Amount (Rs. in CWIP Capitalisatio CWIP CWIP Capitalisation Capitalisation Crores) (Rs. in n (Rs. (Rs. in (Rs. in (Rs. in Crores) (Rs. in Crores) Crores) in Crores) Crores) Crores)

1 Tirunelveli Generation Circle 161.90 2.87 3.69 86.70 5.53 72.33 0.00

2 Kundah Generation Circle 73.95 6.35 34.73 2.15 52.36 65.45 0.00

3 Erode Generation Circle 49.28 19.58 0.00 29.70 0.00 0.00 0.00

4 Kadamparai Generation Circle 82.60 57.23 0.00 22.87 0.00 2.50 0.00

Total Amount 367.73 86.03 38.42 141.42 57.89 140.28 0.00

77 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

I - TIRUNELVELI ELECTRICAL MACHANICAL PERIYAR PH

Providing Fibre optic communication system Security betwwen Forebay dam, Valve communication Estimate under Improvement 1 As per IS Instruction 0.50 2020-21 FY2020-21 2020-21 =0.50 0.50 0 0.50 House and Periyar PH( For system, equipments, Preparation communication data (security) and dam level fibre optic cable etc., and voice communication) SURULIYAR PH

Manufacturing and supply of pelten Aoviding machine wheel runner made failure and improve Purchasing of New runner of matctensite Not yet 2 Arranging of spare runner 3.56 2020-21 FY2020-21 2020-21 =3.56 the performance.Pay 3.56 0 3.56 (Runner) for Suruliyar PH stainless steel Approved back period 1.25 (forged) with 22 year backats suiting site conditions.

Manufacturing and supply of New upper Aoviding machine nozzle body, piston failure and improve Purchasing of New nozzle and cylinder Arranging of spare upper Not yet 3 3.28 2020-21 FY2020-21 2020-21 =3.28 the performance.Pay 3.28 0 3.28 (Spare) for Suruliyar PH arrangements, shaft nozzle Approved back period 1.25 sleeves, corditionad year and suits site conditions.

TANGEDCO Proceeding Improvement to the road by The BT road from O to 7 No.204 To relive the providing patch repair and pre Km in Kodayar LC is heavily dt.01.06.2019 hardship faced by mix carpet in the existing BT damaged (Most of the 4 Road Improvement 5.72 2019-20 FY2019-20 2019-20 =5.72 and Tender the TNEB employee 5.72 0 5.72 Road leading from ch Zero to culvert got chocked up with under process and the school going 14 Km leading to Kodayar boulders, seen walls wing at CE/CIVIL children lower camp walls and parapet. DESIGNS/CHEN NAI OFFICE KODAYAR PH

2019-20 =NIL Proceedings RMU Work (60MW to Since the machines have RMU tender Payback period is Estimate Value 88.48 2019-20 =NIL 2020-21 5 RMU Works of Kodayar PH I 70.78 2019-23 FY2022-23 2020-21 =44.24 No.13 0.00 0.00 0.00 44.24 0.00 44.24 26.54 0.00 26.54 70MW) served more than 45 years, to be finalised 1.91 years =44.24 2021-22 =26.54 2022-23 =17.70 it is proposed to improve 2021-22 =26.54 dt.03.02.17 the efficiency of the machines so as to increase the generation with the 2019-20 =NIL After getting RMU Work (40 same quantity of water RLA study Payback period is Estimate Value 60.00 2019-20 =NIL 2020-21 6 RMU Works of Kodayar PH II 48.00 2019-23 FY2021-23 2020-21 =18.00 approval from 0.00 0.00 0.00 18.00 0.00 18.00 30.00 0.00 30.00 MW to 46 MW) inflow. completed. 1.91 years =18.00 2021-22 =30.00 2022-23 =12.00 2021-22 =30.00 the Board

78 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Essential for smooth 2019-20 =2.87 2019-20 =9.84 7 functioning of Power 30.06 2019-23 2020-21 =11.40 2020-21 =9.96 2.87 3.69 9.84 11.40 5.53 9.96 15.79 0.00 10.26 498 Schemes which are below Houses 2021-22 =15.79 2021-22 =10.26 the monetory limit of Rs.1 crore Sub Total 161.90 2.87 4 9.84 86.70 6 85.26 72.33 0.00 66.80 KUNDAH

At present all the units of Kundah Power House-2 are being operated with The proposal is under preparation which has conventional rotating By avoiding the been already included in the previous CIP from Excitation system. outage of the units 2014-15 to 2018-19. But due to unavoidable whenever the voltage varies and cost of new Static excitation circumstances to obtain the budgetory offer from 1 Power House 2 in the grid, the terminal 3 2019-2020 March -2020 2019-2020 - 3 Cr To be obtained To be placed winding of 35 MW 3 03 0 00000 provision to all Units the reputed firms. It is voltage of the Generator to the incurred cost will expected to complete the work before March be adjusted automatically to be made good with 2020 and hence this work is carried over in the avoid over voltage in the in 3 years. stator winding. In order to new CIP from 2019-2022. establish safe operation, the entire excitation to be modified to static excitation system.

At present both the 110KV Conversion of By calculating the feeders of Moyar to Singara Eventhough the work is proposed to be existing Leopard outages due to over are over loaded and the To be obtained completed before 2018 as informed in the conductor of 110 KV 2019-20 & 2019-2020= 2.008 load of feeders the 2 Moyar Power House replacement of existing 2.15 March -2021 the proposal is To be placed. 0 2.008 2.008 2.15 0 0.142 0 0 0 previous CIP for the period ending 2018, the Moyar to Singara DC 2020-21 2020-2021=0.142 amount can be leopard conductor with being evolved. work may be delayed and completed only during feeder by panther realised with in 5 panther conductor is the financial year 2020-2021. conductor years. necessary

RMU of Moyar Power The uprating of all the 12 By uprating the Eventhough the work is proposed to be House, i.e. uprating MW units by 14 MW is 2019-20, Proposal has Tender under capacity the completed before 2018 as informed in the 3 the existing 3x12 MW possible to meetout the 65.45 2020-21 March - 2022 been approved process at expenditure can be 0 32.725 32.725 0 52.36 19.635 65.45 0 13.09 previous CIP for the period ending 2018, the Units to 3x14 MW peak demand of the grid. By & 2021-22 by TANGEDCO headquarters realised with in 2 work may be delayed and completed only during Units. the additional 6MW . years. the financial year 2021-2022. 2021-2022=13.09Cr 2019-2020=32.725Cr 2019-2020=32.725Cr 2020-2021=19.635Cr

79 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

At present the Moyar winch and the power evacuation of Maravakandy Mini Power House depend on 11KV Providing 110/11 KV Singara to Moyar feeder. By calculating the substation at Also serveral loads of Eventhough the work is proposed to be outage of winch & Maravakandy for Nilgiris Distn. Circle. Were To be obtained. completed before 2018 as informed in the Maravakandy PH the 4 power evacuation connected in this feeder 2.35 2019-20 March - 2020 The proposal is To be placed. 2.35 0 2.35 0 0 0 0 0 0 previous CIP for the period ending 2018, the expenditure can be and OSS supply to serveral breakdown occurs under process. work may be delayed and completed only during realised with in 5 the Moyar, PUSHEPH in this feeder regularly the financial year 2019-2020. years. and Singara causing interuption in 2019-2020= 2.35 cr 2.35 2019-2020= operation of winch & Maravakandy Power House. Hence a 110KV/11KV S.S. is proposed at Maravakandy.

Provision of multifunctional relays in major power house ( 28 Units) and other Eventhough the work is proposed to be relays a.Numerical completed before 2018 as informed in the Distance Protection All the old version relays of PO placed By ensuring safety previous CIP for the period ending 2018, the Relay 230KV class =9 Power House's are to be periodically. of costly equipments materials have been procured periodically from Nos b.Numerical replaced with latest version Obtained Details of Power House's the P&C wing and Generation circle. It is 5 Common to all Power House Distance Protection protection system for 1 2019-20 March - 2020 1 01 0 00000 periodically available at the amount can be expected to be completed during the financial Relay 110KV class havintg safty to the CE / P&C realised with in 5 year 2019-2020. In previous CIP the amount was =15 Nos equipments of Power Chennai years. 2.5cr but only 1.5cr has been utilized and the c.Directional over House's cr 1 = 2019-2020 balance 1cr is carried over to this new CIP which current Relay =10 cover from the year 2019. Nos D.Check Synehronizing relay = 5 Nos e.Earth Fault Relay =5 Nos.

80 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Sub Total 73.95 6.35 34.733 41.083 2.15 52.36 19.77765.45 0 13.09 III - ERODE 1 RLA Study at TPH /Mettur Proposal submitted To improve the Generation 8.00 2019-20 FY2019-20 2019-20=2.00 ------Since the machines 0.00 0.00 0.00 8.00 0.00 8.00 0.00 0.00 0.00 Based on budgedtry offer have served more than 15 years if RLA study has been done the equipment can be served further 30 years and the capacity can be increased about 5 to 10 MW with availble resources

6months from the Overhauling of Unit-1 at N.A/based on 2 Tech Spec submitted 8.40 2019-20 date of p.o-2019- 2019-20=1.00 0.00 0.00 0.00 8.40 0.00 8.40 0.00 0.00 0.00 Tech Spec submitted RBC/BSR generation loss 20 Similar type of gate Design,supply,fabrication of erected ( 3,7,12 ) Closing 3 1no barrage gate no:17 at Proposal submission 2.10 2020-21 FY2020-21=4.10 2020-21=4.10 0.00 0.00 2.10 0.00 2.10 0.00 0.00 0.00 Proposal submission were erected In this CWIP LMBPH4/UKT station Design,supply,fabrication of Proposal submission Similar type of gate 1no barrage gate no:2 & 4 at erected ( 3,7,12 ) 4 LMBPH4/UKT 4.20 2020-21 FY2020-21=1.20 2020-21=1.20 were erected In this 0.00 0.00 0.00 4.20 0.00 4.20 0.00 0.00 0.00 Proposal submission station

CIVIL DIVISION LMBPH2 / Nerinjipettai Construction of RCC retailing To safe guard the To safe guard the agricultural land from 5 wall on the L/F at D/S BPH- agricultural land from 4.08 FY -2019-20 FY -2019-20 FY 2019-20 =4.08 _ _ _ 4.08 0.00 4.08 0.00 0.00 0.00 0.00 0.00 0.00 inunduation.Tender opened and Award under II/Nerinjipettai inunduation process by Hydro Project/Civil wing

81 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Construction of Boundary wall/ retaining wall - Improvement works to the approach road from the entrance of the BPH- III to the tail race gate by providing tack coat over the To protect the Boards land To protect the Boards land from enchroachment from enchroachment by FY -2019-20 = by public and approach to tail race of BPH-3. 6 exiting black top surface, 6.00 FY -2019-20 FY -2019-20 _ _ _ 3.00 0.00 3.00 3.00 0.00 3.00 0.00 0.00 0.00 providing bituminous public and approach to tail 600.00 Estimate will be submitted byHydro Project / macadam & allied road works - race of BPH-3 Civil wing RCC retaining wall in the riverbank of tail race

As the existing office is As the existing office is running in Temporary running in Temporary Construction of Central office storage sheds constructed during 1986 and are in 7 storage sheds constructed 4.00 FY -2019-20 FY -2019-20 FY -2019-20 = 4.00 _ _ _ 0.00 0.00 0.00 4.00 0.00 4.00 0.00 0.00 0.00 building at Uratchikottai very damaged condition.Revised Estimate to be during 1986 and are in very submitted. damaged condition.

Construction of counterfort To protect the slipingage of soil near intake area protection wall at Intake of To protect the slipingage of 8 1.50 FY -2019-20 FY -2019-20 FY -2019-20 =1.50 _ _ _ 1.50 _ 1.50 0.00 0.00 0.00 0.00 0.00 0.00 .Estimate to be submitted by Hydro Project/Civil powerhouse LF Side at BKB- soil near intake area wing III,Solasiramani

Construction of strengthening the barrage wier & pier by special type of grouting and To strengthen the barrage To strengthen the barrage wiers & pier .Estimate 9 filling the boulders at low level 2.00 FY -2019-20 FY -2019-20 FY -2019-20 =2.00 2.00 0.00 2.00 0.00 0.00 0.00 0.00 0.00 0.00 wiers & pier to be submitted by Hydro Project/Civil wing area at downstream side of river adjoining the barrage at BKB-III,Solasiramani.

Providing RCC protection wall to safeguard the approach road to the Rf side of the BKB III,Solasiramani and other To safe guard and To safe guard and strengthen the approach road. protection works to prevent strengthen the approach Design awaited from Government College of 10 pipping/seepage of water road. Design awaited from 9.00 FY -2019-20 FY -2019-20 FY -2019-20 =9.00 _ _ _ 9.00 0.00 9.00 0.00 0.00 0.00 0.00 0.00 0.00 Engineering,Salem.Estimate to be submitted by through the existing RR wall Government College of Hydro Project/Civil wing and resurfacing the approach Engineering,Salem road, providing parapet wall and safety barricade arrangements etc.,

82 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Sub Total 49.28 19.58 0.00 19.58 29.70 0.00 29.70 0.00 0.00 0.00 KADAMPARAI - O&M - Works

Refurshment,Fabricati on, Supply Installation,Testing and Commissiong of Air Ventilation To maintaining air Syatem,after temperature humidity inside Kadamparai Pumped Storage dismantling of the 1 the cavern for efficient 2.3 2018-2019 FY 2019-20 2.3 0 2.3 0 0 0 0 0 0 Work Completed PH existing damaged & operation of control and deterioorated HVAC - relay panels 2018-19=1.20 , 2018-19=1.20 Equipments from the - 2019-20=2.30 Cavern and switchyard of Kadamparai Power House

Mandatory spares to Microprocessor based digital static frequency converter Kadamparai Pumped Storage To run the machine without 2 with associate static 1.5 2019-20 FY 2019-20 2019-20=1.50 1.5 0 1.5 0 0 0 0 0 0 PO Placed PH interruption excitations system for four Units at Kadamparai Power House Stator Coils For Efective and Reliable 3 Aliyar PH (1x60MW) replacement at Aliyar 4 2020-21 FY 2020-21 2020-21=4.00 0 0 0 4 0 4 0 0 0 Work Awared operation of the machine Power House Civil - Works

Providing block topping road leading Existing road under heavy 4 Aliyar Power House from 1/3rd junction 1.7 2020-21 FY 2020-21 2020-21=1.70 0 0 0 1.7 0 1.7 0 0 0 Work Awared damaged condition. to Aliyar Power House.

Providing block topping road leading Existing road under heavy 5 Sarkarpathy Power House 1.92 2020-21 FY 2020-21 2020-21=1.92 0 0 0 1.92 0 1.92 0 0 0 Work Awared from Sethumadai to damaged condition. Sarkarpathy Camp.

Providing block topping road leading Existing road under heavy 6 Sholayar Power House I from Urilikkal Check 2.65 2020-21 FY 2020-21 2020-21=2.65 0 0 0 2.65 0 2.65 0 0 0 Work Awared damaged condition. post to Sholayar PH I Camp..

Providing block topping road leading from Chochin junction Existing road under heavy 7 Sholayar Power House II to Skye junction and 1.5 2020-21 FY 2020-21 2020-21=1.50 0 0 0 1.5 0 1.5 0 0 0 Work Awared damaged condition. Skye junction to Sholayar Power House II.

83 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

O&M - Works

Replacing & Commissioning of exisiting GSX - 5e (Generator protection Kadamparai Pumped Storage To prevent unnecessary 2020- 8 system) by numerical 1.5 2020-21 2020-21 0 0 0 1.5 0 1.5 0 0 0 Estimate to be sanctioned PH tripping during generation 21=1.50 relay system for generator Unit- I,III & IV at Kadamparai PH

RLA Study at To enhance Machine rated Kadamparai Power House and Kadamparai Power capacity and extending 2020-21=1.50 9 3 2020-22 2021-22 0 0 0 1.5 0 1.5 1.5 0 1.5 Administartive approval to be obtained Aliyar Power House. House and Aliyar machine by Renovation and 2021-22.1.50 Power House. Modernisation.

Procurement of For reliable operation of the 10 Kadamparai Power House Compressor and machines in Generator and 1 2020-21 2020-21 2020-21=1.00 0 0 0 1 0 1 0 0 0 Tender Lodged, Re tender to be floated Cooing Water Pumps Pump Mode.

For reliable operation of the Improvement of 11 Kadamparai Power House . machines in Generator and 0.6 2019-20 2019-20 2019-20=.60 0.6 0 0.6 0 0 0 0 0 0 Work Copmlited Shaft Seal Assembly. Pump Mode.

Procurement of For reliable operation of the 12 Kadamparai Power House various sizes of Pipe machines in Generator and 1 2020-21 2020-21 2020-21=1.00 0 0 0 1 0 1 0 0 0 Estimate to be sanctioned lines Pump Mode.

Existing Central Office Construction of New building running in ACC 2020-21=.50 13 KGC Central Office sheet roof building 1.5 2020-22 2021-22 0 0 0 0.5 0 0.5 1 0 1 Soil Testing & Forest Permission 2021-22.1.00 Building constructed in the Project period.

Renovation,Modernis ation and Uprationg(RMU) of Upgradation the machine 35 2018-19=40.00 14 Sholayar.PH's 52 2017-20 FY 2019-20 52 0 52 0 0 0 0 0 0 Work taken up in 2017-18 Sholayar Power MW to 42 MW 2019-20=52.00 House.I From 2x35 MW to 2x42 MW Less than 1 crore CIVIL WORKS Rock bolting and shot creting to strengthen the rock surface Strengthening of Access 15 Kadamparai Power House 0.62 2020-21 FY 2020-21 2020-21=0.62 0 0 0 0.62 0 0.62 0 0 0 Work Awarded from the access tunnel tunnel of Kadamparai Power House. Construction of PCC protection wall at 16 Kadamparai Power House earth slipped area in Flood protection work 0.48 2020-21 FY 2020-21 2020-21=0.48 0 0 0 0.48 0 0.48 0 0 0 Work under progress 'Y' junction at Kadamparai Dam

84 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Construction of PCC protection wall at earth slipped portion along the road 17 Kadamparai Power House leading from Flood protection work 0.41 2020-21 FY 2020-21 2020-21=0.41 0 0 0 0.41 0 0.41 0 0 0 Work Awarded Kadamparai Dam to Vandal Ch.3.0km from Kadamparai Dam right flank. Construction of PCC protection wall at earth slipped portion near Adit III fire 18 Kadamparai Power House Flood protection work 0.46 2020-21 FY 2020-21 2020-21=0.46 0 0 0 0.46 0 0.46 0 0 0 Work Awarded fighting water tank and near saddle at Kadamparai Power House. Construction of PCC protection wall at 19 Kadamparai Power House earth slipped portion Flood protection work 0.39 2020-21 FY 2020-21 2020-21=0.39 0 0 0 0.39 0 0.39 0 0 0 Work Awarded in Deviar at Kadamparai Dam Construction of PCC protection wall at earth slipped in near 20 Kadamparai Power House Flood protection work 0.28 2020-21 FY 2020-21 2020-21=0.28 0 0 0 0.28 0 0.28 0 0 0 Work Awarded Kozhimuttai (Ch. 1 Km) at kadamparai Dam

Construction of PCC protection wall at earth slipped portionj from ch.1600m to 21 Sholayar Power House I Flood protection work 0.43 2020-21 FY 2020-21 2020-21=0.43 0 0 0 0.43 0 0.43 0 0 0 Work Awarded 6800m in the road leading from Urilikkal check post to Sholayar PH I

Construction of PCC protection wall at earth slipped portionj from ch.1020m and 22 Sholayar Power House I construction of Flood protection work 0.41 2020-21 FY 2020-21 2020-21=0.41 0 0 0 0.41 0 0.41 0 0 0 Work Awarded culvert at Ch.1600m in the road leading from Urilikkal check post to Sholayar PH I

Improvement to the existing damaged road by providing 23 Sholayar Power House I concrete road to Flood protection work 0.5 2020-21 FY 2020-21 2020-21=0.50 0 0 0 0.5 0 0.5 0 0 0 Work Awarded Valve House Road (2.05Km) at Sholayar Power House I.

85 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Construction of PCC protection wall at earth slipped portion from ch.1130m and construction of 24 Sholayar Power House II culvert at Ch.1320m Flood protection work 0.39 2020-21 FY 2020-21 2020-21=0.39 0 0 0 0.39 0 0.39 0 0 0 Work Awarded and provision of steel barrycade in the road leading from Skye junction at Sholayar PH II

Construction of PCC protection wall at earth slipped portion from ch.500m to 890m and construction of 25 Sholayar Power House II culvert at Ch.330m Flood protection work 0.35 2020-21 FY 2020-21 2020-21=0.35 0 0 0 0.35 0 0.35 0 0 0 Work Awarded and provision of steel barrycade in the road leading from Chochin junction to Skye junction at Sholayar PH II.

Construction of PCC Protection wall behind 4F type 26 Sholayar Power House II quarters(door Flood protection work 0.19 2020-21 FY 2020-21 2020-21=0.19 0 0 0 0.19 0 0.19 0 0 0 Work Awarded No.17/704 and 17/705) at Sholayar Power House II.

Construction of PCC protection wall at ch.1170m and construction of culvert at Ch.1170m 27 Sholayar Power House II Flood protection work 0.44 2020-21 FY 2020-21 2020-21=0.44 0 0 0 0.44 0 0.44 0 0 0 Tender to be floated and provision of steel barrycade in the road leading from Skye junction to Sholayar PH II

Construction of RCC retaining wall for 28 Sarkarpathy Power House prevention of rock fall Flood protection work 0.43 2019-20 FY 2019-20 2019-20=0.43 0.43 0 0.43 0 0 0 0 0 0 Work completed at Sarkarpathy Power House.

Construction of PCC protection wall and drains in the road 29 Sarkarpathy Power House leading from 'Y' Flood protection work 0.4 2019-20 FY 2019-20 2019-20=0.40 0.4 0 0.4 0 0 0 0 0 0 Work completed junction to Sarkarpathy Power House.

86 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Yearwise Award of Details of work Estimated Anticipated allocation of Details of S. Project Contract/ Cost benefit Amount Name of the Scheme furnishing list of Technical justification Cost (Rs. date of Capital Board Amount Amount Remarks No. schedule P.Os analysis Allocatio Capitali Allocatio major items in crores) completion expenditure approval Capitalisa- Closing Allocation Capitalisa- Closing Closing placed n of sa-tion n of (Rs. in crores) tion CWIP of CAPEX tion CWIP CWIP CAPEX expecte CAPEX expected expected d

Construction of PCC protection wall and drains in the road 30 Sarkarpathy Power House Flood protection work 0.25 2020-21 FY 2020-21 2020-21=0.25 0 0 0 0.25 0 0.25 0 0 0 Work Awarded leading to Surge shaft to Sarkarpathy Power House.

Sub Total 82.6 57.23 0 57.23 22.87 0 22.87 2.5 0 2.5 Grand Total 367.73 86.03 38.423 127.733 141.42 57.89 157.607 140.28 0 82.39

87 ABSTRACT - I

ABSTRACT OF YEARWISE ALLOCATION OF CAPITAL EXPENDITURE (GENERATION)

Allocation of Capital Expenditure (Rs. in Crores) Estimated Cost S. No. Station (Rs. In Crores) FY 2019-20 FY 2020-21 FY 2021-22

1 Valuthur Gas Turbine Power Station 144.44 2.10 142.34 0.00

2 Thirumakkottai Gas Turbine Power Station 48.19 0.00 48.19 0.00

3 Kuttalam Gas Turbine Power Station 17.75 13.44 3.91 0.40

4 Basin Bridge Gas Turbine Power station 0.85 0.00 0.85 0.00

Total Amount 211.23 15.54 195.29 0.40

88 ABSTRACT - II

ABSTRACT OF YEARWISE CAPITALISATION (GENERATION)

FY 2019-20 FY 2020-21 FY 2021-22

Estimated Amount Amount S Cost Closing Closing Closing Station Capitali- Capitalis- Amount .No. (Rs. in CWIP CWIP CWIP sation ation Capitalis-ation Crores) (Rs. in (Rs. in (Rs. in (Rs. in (Rs. in (Rs. in Crores) Crores) Crores) Crores) Crores) Crores)

Valuthur Gas Turbine Power 1 144.44 0.00 2.10 144.44 0.00 0.00 0.00 Station Thirumakkottai Gas Turbine 2 48.19 0.00 0.00 48.19 0.00 0.00 0.00 Power Station Kuttalam Gas Turbine Power 3 17.75 13.04 0.40 3.51 0.80 1.20 0.00 Station Basin Bridge Gas Turbine Power 4 0.85 0.00 0.00 0.85 0.00 0.00 0.00 station

Total Amount 211.23 13.04 2.50 196.99 0.80 1.20 0.00

89 FY 2021-22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) (Cumulative) (Rs.in Crores) (Rs.in Crores) Yearwise Award (Rs.in Crores) Name Estimate Anticip- allocation of of Amou S. Details of work Details of of the Technical justif- d Cost Project ated date Capital Contr- Cost benefit nt N furnishing list Board Amount Amount Remarks Sche- ication (Rs. in schedule of compl- expenditure act/ analysis Allocat Allocati Capit Closin Allocat o of major items appro-val Capita- Closing Capitalisa Closing me crores) etion (Rs. in P.Os ion of on of alisa- g ion of lisation CWIP tion CWIP crores) placed CAPEX CAPEX tion CWIP CAPEX expected expected expec ted

I - VGTPS

Due to non-availability of quarters, operating 50% Construction of personnel are coming Downtime of the quarters including Tender from the nearby towns. pooling of electrification commercial bid Normally 1 hour to 2 To be person during

1 Capital 4.20 2020-21 Dec. 2020 & -- 0.00 2.10 2.10 4.20 0.00 2.10 0.00 0.00 0.00 opened Nov'19 hours will be taken for obtained emergency and tender pooling the operating period will be under process personnels when the reduced 2019-20 Rs.2.10Cr 2019-20

outage occurs in odd 2020-21-Rs.2.10Cr hours and holidays.

Phase-I GT Major Inspection The major inspection for Efficiency of GT As per OEM comprising of Ph-I VGTPS is already will improve recom- Turbine spares, Admini- due on April 2018. As thereby mendation on bearings, stratively per OEM generation will April 2018, 2 Capital combustion 123.48 2020-21 Jun'20 approved -- 0 0 0 123.48 0123.48 0 0 0 recommendation MI has increase. The Admini-stratively components, on to be essentially heat rate & cost approval has compressor 27.11.19 carriedout during 2020- of generation been obtained

blades, IGV blade =123.48Cr 2020-21 21. will be reduced. on 27.11.19 replacement works

Capital VGTPS-Phase I Overhauling of Steam Efficiency of ST Overhauling of Turbine is Mandatory as will improve Steam Turbine per OEM recommen- thereby and replacement dation. For ensuring generation will of damaged parts. healthiness and for increase. The To be carried better performance of heat rate & cost out during major 2019-20 To be 3 the Steam Turbine, it is 4.76 2020-21 Jun-20 -- of generation 0 0 0 4.76 0 4.76 0 0 0 o/h of GT and 3Cr obtained to be overhauled. (GT will be reduced. P.O.No.92 of 19- Commissioned on 2003 20 was issued. served more than 15 years) Running hrs 127135 as on 31.10.2018- Due for Overhauling

90 FY 2021-22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) (Cumulative) (Rs.in Crores) (Rs.in Crores) Yearwise Award (Rs.in Crores) Name Estimate Anticip- allocation of of Amou S. Details of work Details of of the Technical justif- d Cost Project ated date Capital Contr- Cost benefit nt N furnishing list Board Amount Amount Remarks Sche- ication (Rs. in schedule of compl- expenditure act/ analysis Allocat Allocati Capit Closin Allocat o of major items appro-val Capita- Closing Capitalisa Closing me crores) etion (Rs. in P.Os ion of on of alisa- g ion of lisation CWIP tion CWIP crores) placed CAPEX CAPEX tion CWIP CAPEX expected expected expec ted

Mark V and Phase I GTG Mark To upgrade GTG commissioned on other control V operating technology to 2002.Served more than system is system meet out the 15years and become To be obsolete and 4 Capital upgradation and 12 2020-21 Jun-20 2020-21 -- grid requir- 0 0.00 0 12.00 0.00 12.00 0.00 0.00 0.00 obsolete and spares are obtained essentially STG, BOP Contril ements so as to not available. Hence required for GT system avoid unnecess- upgradation essential & ST upgradaton ary trippings. Generation

Sub Total 144.44 0.00 2.10 2.10 144.44 0.00 142.340.00 0.00 0.00

91 FY 2021-22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) (Cumulative) (Rs.in Crores) (Rs.in Crores) Yearwise Award (Rs.in Crores) Name Estimate Anticip- allocation of of Amou S. Details of work Details of of the Technical justif- d Cost Project ated date Capital Contr- Cost benefit nt N furnishing list Board Amount Amount Remarks Sche- ication (Rs. in schedule of compl- expenditure act/ analysis Allocat Allocati Capit Closin Allocat o of major items appro-val Capita- Closing Capitalisa Closing me crores) etion (Rs. in P.Os ion of on of alisa- g ion of lisation CWIP tion CWIP crores) placed CAPEX CAPEX tion CWIP CAPEX expected expected expec ted II - T(K)GTPS Availing 2 MLD of Raw water supply to T(K)GTPS CMD/ under the CWSS To increase the TANGEDCO has to 1153 rural To meet out water To be STG generation 1 Capital 21.00 2020 -21 Dec-20 -- 0.00 0.00 0.00 21.00 0.00 21.00 0.00 0.00 0.00 approved the Habitations in scarcity obtained by minimize the proposal on Thanjavur district STG outage. 10.10.19 on DCW basis 2020-21 -18.00Cr 2020-21 from the TWAD Board Major inspection (MI) work alongwith refurbishment Major inspection is a work of some To increase the Mandatory inspection & it MI work will be spares which was To be generation and 2 Capital has to be carriedout 16.00 2020-21 Dec'20 -- 0.00 0.00 0.00 16.00 0.00 16.00 0.00 0.00 0.00 proposed in removed from obtained minimize the every 48000 hours of Dec'20 KGTPS during MI Outage operation in Dec'19 & will 2019-20 -16.00Cr 2019-20 be removed from VGTPS during MI in June'20

Procurement of Major inspection is a To increase the spares for GT,GTG Mandatory inspection & it MI work will be 2019-20 - To be generation and 3 Capital and STG for Major has to be carriedout 7.20 2020-21 Dec'20 -- 0.00 0.00 0.00 7.20 0.00 7.20 0.00 0.00 0.00 proposed in 7.2Cr obtained minimize the inspection (MI) every 48000 hours of Dec'20 Outage work operation

92 FY 2021-22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) (Cumulative) (Rs.in Crores) (Rs.in Crores) Yearwise Award (Rs.in Crores) Name Estimate Anticip- allocation of of Amou S. Details of work Details of of the Technical justif- d Cost Project ated date Capital Contr- Cost benefit nt N furnishing list Board Amount Amount Remarks Sche- ication (Rs. in schedule of compl- expenditure act/ analysis Allocat Allocati Capit Closin Allocat o of major items appro-val Capita- Closing Capitalisa Closing me crores) etion (Rs. in P.Os ion of on of alisa- g ion of lisation CWIP tion CWIP crores) placed CAPEX CAPEX tion CWIP CAPEX expected expected expec ted supply , erection and commissioning of During 2013 AG audit new flow meter in Pollution control party remarked to install natural gas inlet Board norms and flow meter at the inlet To be 4 Capital side. 0.15 2020-21 Dec'20 -- for measure- 0.000 0.00 0.000 0.15 0.00 0.15 0.00 0.00 0.00 side for cross checking obtained ment of natural Natural Gas consumption gas

at T(K)GTPS . -0.15Cr 2020-21

Upgradition of Improvement work MMI system of procontrol P13 DCS To be Improvement 5 Capital system,MIMIC 1.56 2020-21 Dec'20 -- 0.00 0.00 0.00 1.56 0.00 1.56 0.00 0.00 0.00 and scada, STG obtained work vibration

monitoring - Cr1.56 2020-21 system,RO plant PLC system Estimate Supply,erection of sanctioned. For energy 6 Capital Grid tied solar PAT schemes 0.10 2020-21 Dec'20 sanctioned -- 0.00 0.00 0.00 0.10 0.00 0.10 0.00 0.00 0.00 Approval needed conserv-ation roof top panelat for government T(K)GTPS subsidy. 2020-21 - 0.10 2020-21

Procurement of To increase the L4 blade has to be new centrifuge for generation and To improve replaced during Major To be 7 Capital lub oil system and 1.40 2020-21 Dec'20 -- minimize the 0.00 0.00 0.00 1.40 0.00 1.40 0.00 0.00 0.00 efficiency of inspection to avoid obtained STG L4 stage mainte-nance steam turbine tripping. blade . cost 2019-20 -1.40Cr 2019-20 Gas Turbine GTG overhauling work Generator carriedout alongwith 2020 -21- To be 8 Capital 0.78 2020-21 Dec-20 -- -- 0.00 0.00 0.00 0.78 0.00 0.78 0.00 0.00 0.00 overhauling works Major inspection 77.80Cr obtained

Sub Total 48.19 0.00 0.00 0.00 48.19 0.00 48.19 0.00 0.00 0.00

93 FY 2021-22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) (Cumulative) (Rs.in Crores) (Rs.in Crores) Yearwise Award (Rs.in Crores) Name Estimate Anticip- allocation of of Amou S. Details of work Details of of the Technical justif- d Cost Project ated date Capital Contr- Cost benefit nt N furnishing list Board Amount Amount Remarks Sche- ication (Rs. in schedule of compl- expenditure act/ analysis Allocat Allocati Capit Closin Allocat o of major items appro-val Capita- Closing Capitalisa Closing me crores) etion (Rs. in P.Os ion of on of alisa- g ion of lisation CWIP tion CWIP crores) placed CAPEX CAPEX tion CWIP CAPEX expected expected expec ted III-KGTPS Entire GT comprising of The heat rate & Combustion cost of chamber,Hot Gas Major inspection is a generation will path zone and Mandatory inspection & it 2019-20 be reduced due Payment paid for 1 Capital Gas Turbine is to has to be carriedout 13.04 (Dec.- Dec-19 obtained -- to Major 13.04 0.00 13.04 0.00 0.00 0.00 0.00 0.00 0.00 the amount 8.68 be inspected in every 48000 hours of 2019) Inspection and crores Major inspection operation the life of 2019-20-13.04cr and damaged equipments will parts if any will be be improved. replaced. To reduce the down time of the To Keep the spare GCV Procurements of 2020-21 plant.The failure for primary control valve To be 2 Capital primary Gas 1.20 (March- Mar-21 -- of primary Gas 0.00 0.00 0.00 1.20 0.00 1.20 0.00 0.00 0.00 and also common spare obtained control valve 21) control valve for VGTPS. lead to loss of 2020-21-1.20 Cr 2020-21-1.20 generation.

The existing under ground fire hydrant pipe For safeguarding line are in badly corroded of equipments, condition and having Partial work of buildings & holes at many places. Rs.0.65Cr is to entire power Indentification and be carried out in plant including Erection of Fire rectification of damages 2018-19 & 2020-21 M/s.GAIL fighting line above is very difficult and To be hence the 3 Capital 1.20 (March- Mar-21 -- campus. The 0.00 0 0 1.2 0 1.2 0 0 0 the ground level requires excavation of obtained balance works 21) water at KGTPS. the entire stretch to find for an amount of consumption will

out the leaking spots. Cr 2020-21-1.20 Rs.0.55Cr is to be reduced due Hence, the under ground be carried in to leakage of pipe lines will be 2020-21. underground abandoned and new lines pipe lines. are to be erected above the ground.

94 FY 2021-22 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) (Cumulative) (Rs.in Crores) (Rs.in Crores) Yearwise Award (Rs.in Crores) Name Estimate Anticip- allocation of of Amou S. Details of work Details of of the Technical justif- d Cost Project ated date Capital Contr- Cost benefit nt N furnishing list Board Amount Amount Remarks Sche- ication (Rs. in schedule of compl- expenditure act/ analysis Allocat Allocati Capit Closin Allocat o of major items appro-val Capita- Closing Capitalisa Closing me crores) etion (Rs. in P.Os ion of on of alisa- g ion of lisation CWIP tion CWIP crores) placed CAPEX CAPEX tion CWIP CAPEX expected expected expec ted

To reduce the PATscheme To reduce the auxillary 2019-22 cost of energy saving To be 4 Capital power consumption and 1.20 (March - Mar-22 -- generation & 0.00 0.40 0.4 0.00 0.80 0.4 1.20 0 0.4 proposals (cycle- obtained reduce the heat rate. 2022) heat rate will be III) reduced. 2019-20-0.4 Cr, 2019-20-0.4 2021-22-0.40 Cr 2021-22-0.40 2020-21-0.40 Cr, 2020-21-0.40

SCADA provision To upgrade the 2020-21 for 110KV KGTPS- Smooth operation from To be technology and 5 Capital 1.00 (March - Mar-20 -- 0.00 0.00 0.00 1.00 0.00 1.00 0.00 0.00 0.00 Kumbakonam control room. obtained reduce the down 2021) feeder. time. 2020-21-1.00 Cr 2020-21-1.00

Provision of Solar 2020-21 For energy panel in Admin For energy conservation 2019-20 To be 6 Capital 0.11 (Oct - Oct '20 -- conservation 0 0.00 0 0.11 0.00 0.11 0.00 0.00 0.00 building under scheme 0.11Cr obtained 2020) scheme PAT Scheme. Total 17.75 13.04 0.40 13.44 3.51 0.80 3.91 1.200.00 0.40 IV-BBGTPS Online contiuous Statutory require-ment of As per the Tender Estimate Emission TNPCB 2020-21 - To be direction of the 1 Capital 0.85 2020-21 Sep'20 under 0.00 0.00 0.00 0.85 0.00 0.85 0.00 0.00 0.00 sanctioned for monitoring system 0.85 cr obtained pollution control process Rs.0.85 lakhs. board norms Total 0.85 0.00 0.00 0.00 0.85 0.00 0.85 0.000.00 0.00 Grand Total 211.23 13.04 2.5015.54 196.99 0.80195.291.20 0.00 0.40

95 CAPITAL INVESTMENT PLAN 2019-20 TO 2021-22 ABSTRACT FOR PROJECTS (Rs. In Crores) FY2019-20 FY 2020-21 FY2021-22 Sl. Name of the Stations Estimated Source of Amount Closing CAPEX Amount Closing CAPEX 2020-21 Amount Closing CAPEX 2021- No. cost Fund capitalisation CWIP 2019- 2019-20 capitalisa CWIP 2020- capitalisation CWIP 2021- 22 20 tion 21 22

1Kundah Pumped HEP (4x125MW) 1831.29REC 0.00 392.92 222.10 0.00 1385.92 993.00 0.00 2033.92 648.00 ADB 2Sillahalla HEP (2000MW) 7000.00 addressed 0.00 8.08 6.01 0.00 22.24 14.16 0.00 322.24 300.00 for funding Yet to be 3Kodayar Pumped Storage HEP (500MW) 4000.00 0.00 0.00 0.00 0.00 10.00 10.00 0.00 110.00 100.00 finalised Yet to be 4Manalar Pumped Storage HEP (500MW) 4500.00 0.00 0.00 0.00 0.00 10.00 10.00 0.00 110.00 100.00 finalised

Sub Total 17331.29 0.00 401.00 228.11 0.00 1428.16 1027.16 0.00 2576.16 1148.00

52x660MW Ennore SEZ STPP 9800.00BHEL,PFC 0.00 5014.00 1299.00 0.00 8641.00 3627.00 9800.00 0.00 1159.00

62x800MW Uppur TPP (including Sea Water intake 12778.00PFC 0.00 2713.21 892.57 0.00 5713.14 3000.00 10518.50 0.00 4804.86

Yet to be 7Kadaladi Ultra Mega TPP 5x800 MW 30000.00 0.20 0.00 0.20 0.00 0.00 0.00 0.00 0.00 0.00 finalised 8Vallur TPP(NTECL) 3x500 MW 1512.07TANGEDCO 0.00 29.47 29.47 0.00 83.96 54.49 0.00 0.00 0.00

9NLC TNEB JV Project at Tuticorin(NTPL) 2 7293.48TANGEDCO 0.00 0.00 0.00 0.00 0.00 0.00

10ETPS Expension Project 1X600 MW 6380.81PFC 0.00 2040.62 1277.54 0.00 3478.15 1437.53 0.00 5188.58 1710.43

11Kadaladi Solar Project *** 2350.00 0.00 25.00 25.00 0.00 150.00 125.00 0.00 0.00 0.00

SubTotal(Sl.no.5 to 11 & Thermal projects mentioed in 109345.73 0.00 0.20 17000.85 6725.42 0.00 31700.29 14699.51 40793.21 5188.58 14514.96 Projects A II sheet)

Grand TOTAL 126677.02 0.00 0.20 17401.86 6953.53 0.00 33128.45 15726.67 40793.21 7764.74 15662.96

96 CAPITAL INVESTMENT PLAN 2019-20 TO 2021-22 ABSTRACT FOR PROJECTS (Rs. In Crores) FY2019-20 FY 2020-21 FY2021-22 Sl. Name of the Stations Estimated Sourc Amount Closing CAPEX Amount Closing CAPEX Amount Closing CAPEX No. cost e of capitalisati CWIP 2019- 2019-20 capitalis CWIP 2020- 2020-21 capitalisztio CWIP 2021- 2021-22 Fund on 20 ztion 21 n 22

1NCTPP Stage III 1x800MW 7398.00REC 0.00 5440.80 2068.44 0.00 6540.92 1100.12 7398.00 0.00 857.08

2 Udangudi TPP Stage I 2x660MW 0.00 1105.82 668.43 0.00 5605.82 4500.00 11173.84 0.00 5568.02 13076.71 REC 3Coal Jetty for Udangudi Project 0.00 631.93 464.77 0.00 1487.30 855.37 1902.87 0.00 415.568

4Udangudi TPP Stage II 2x660MW *** 9378.33REC 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00

5Udangudi TPP Stage III 2x660MW *** 9378.33REC 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00

TOTAL 39231.37 0.00 7178.55 3201.64 0.00 13634.04 6455.49 20474.71 0.00 6840.67

97 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Estimated ated allocation of Award of Cost S. Name of the Technical Project Details of Board Amount Amount Amount furnishing list of Cost (Rs. date of Capital Contract/ P.Os benefit Allocati Allocati Remarks No. Scheme justification schedule approval Capitalisa- Closing Allocation Capitalisa- Closing Capitalisa- Closing major items in crores) comple expenditure placed analysis on of on of tion CWIP of CAPEX tion CWIP tion CWIP tion (Rs. in crores) CAPEX CAPEX expected expected expected To meet Peak Kundah Adm. Approval Per hours grid 2017-18 Per (FB) TANGEDCO Pumped Main Access Tunnel (FB) TANGEDCO 1 demand and to 23.83 to 2022-23 Proceedings 0.00 392.92 222.10 0.00 1385.92 993.00 0.00 2033.92 648.00 Storage 500m Proceedings No.21 avoid U.I 2021-22 No.22,dt. 14.02.14. Electric Project dt.16.2.15 charges

Per (FB) TANGEDCO Cable cum Ventilation 21.60 Proceedings Tunnel 500m No.70,dt. 27.06.14.

Other infrastructures 27.74

Phase - I Balance Awarded vide LOA length of 547 m Main 18.31 dt.25.9.2015. Access Tunnel

Phase - I Civil and H & M Phase - I ( 1 x 125 works for Phase - 1 MW) Remaining major awarded in 2 898.32 works (Civil and E&M packages to M.s works) Patel Engineering Limited vide LOI dated 15.02.2018 upto FY 2017-18 - 119.28 Cr. (Spent) - 119.28 upto 2017-18 FY Fy2020-21:993.00 Cr Fy2021-22: 648.00 cr. cr. 648.00 Cr Fy2021-22: Fy2020-21:993.00 Fy2018-19: 51.54Cr. (Spent), Fy2019-20: 222.10Cr. (Spent), Fy2019-20: 51.54Cr. Fy2018-19:

Phase I LOA issed on 28.11.2019 for E & M Works of Package III of Phase I 1 x 125 MW awarded to M/s.Megha Engineering & Infrastructure Ltd,Hyderabad

98 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Estimated ated allocation of Award of Cost S. Name of the Technical Project Details of Board Amount Amount Amount furnishing list of Cost (Rs. date of Capital Contract/ P.Os benefit Allocati Allocati Remarks No. Scheme justification schedule approval Capitalisa- Closing Allocation Capitalisa- Closing Capitalisa- Closing major items in crores) comple expenditure placed analysis on of on of tion CWIP of CAPEX tion CWIP tion CWIP tion (Rs. in crores) CAPEX CAPEX expected expected expected

LOA issued on 28.11.2019 forE & M Works of Phase II - 2 x 125 MW awarded Phase II (2X125MW) 599.32 B.P. No.73 dt9.12.15 to M/s.Megha Engineering & Infrastructure Ltd, Hyderabad

LOA issued for E & M Works of Phase III - 1 x 125 MW awarded Phase III(1x125MW) 242.17 B.P. No.74 dt9.12.15 to M/s.Megha Engineering & Infrastructure Ltd , Hyderabad

Combined Total 1831.29 * L.tariff: 0.00 392.92 222.10 0.00 1385.92 993.00 0.00 2033.92 648.00 Rs.5.64

New Hydro Schemes cost appoval for To meet Peak Kodayar Under Investigation preparation of FR has hours grid Pumped (Preliminary To be finalised been obtained for To be 2 demand and to 2026-27 Nil 0.00 0.00 0.00 0 10.00 10.00 0 110.00 100 Stotage HEP survey,Revision of PFR, (Rs.4000 cr.) Rs.3.15 crores + GST finalised avoid U.I (500 MW) vide B.P. CMD 429 dt. Geo Technical works, charges 28.11.2019 GSI) etc., NIL= , 19-20 FY FY 20-21=10.00Cr., FY FY 21-22=100.00 Crs. 21-22=100.00 FY b) Project Execution 2022-2026 Project b) a) DPR & Clearances 2020-2022 DPR2020-2022 a) & Clearances

DPR DPR Works Works and Execution

New Hydro Schemes To meet Peak Manalar Under Investigation hours grid Pumped (Preliminary To be finalised To be 3 demand and to 2026-27 To be obtained Nil 0.00 0.00 0.00 0 10.00 10.00 0 110.00 100 Stotage HEP survey,Revision of PFR, (Rs.4500 cr.) finalised avoid U.I (500 MW) Geo Technical works, charges

GSI) etc., NIL = , 19-20 FY FY 20-21=10.00Cr., FY FY 21-22=100.00 Crs. 21-22=100.00 FY b) Project Execution 2022-2026 Project b) a) DPR & Clearances 2020-2022 DPR2020-2022 a) & Clearances

99 FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Anticip Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work Estimated ated allocation of Award of Cost S. Name of the Technical Project Details of Board Amount Amount Amount furnishing list of Cost (Rs. date of Capital Contract/ P.Os benefit Allocati Allocati Remarks No. Scheme justification schedule approval Capitalisa- Closing Allocation Capitalisa- Closing Capitalisa- Closing major items in crores) comple expenditure placed analysis on of on of tion CWIP of CAPEX tion CWIP tion CWIP tion (Rs. in crores) CAPEX CAPEX expected expected expected

DPR DPR Works Works and Execution

a) Source for DPR Approval for awarding Tamilnadu the work of Infrastructure a) Preparation of 'preparation of Development Feasibility Report, Detailed Project Sillahalla Board/GOTN Conducting Survey & Report and obtaining Pumped sanctioned an Geophysical exploration To meet out statutory clearances' Storage Hydro- Decembe DPR work awarded To be amount of 4 works, Preparation of Grid/Peak hour Rs.22.0Cr. 2020-25 for Stage-I to M/s 0.00 8.270 6.01 0.00 22.430 14.16 0.00 322.430 300.00 Electric Project- r'25 on 23.01.2019 finalised Rs.21.83Cr. For the demand. WAPCOS for a value of Stage- Detailed Project Report DPR preparation Rs.20.65 lakhs has I(1000MW) (DPR), EIA/EMP Study works been accorded vide & Report and Obtaining b) Fnancial (Per)FB TANGEDCO all statutory clearances assitance To Proceedings No.14, be approached later dt.09.01.2019 for execution. 2018-19 = Rs.0.198Cr., 2019-20 = 1.36 Cr., Cr., 1.36 = 2019-20 Rs.0.198Cr., = 2018-19 2016-17 = Rs.0.0668Cr, 2017-18 = Rs.1.57 Cr., Cr., Rs.1.57 = 2017-18 Rs.0.0668Cr, = 2016-17 2020-21 = Rs.14.16 Cr., 2021-22 = Rs.300 Cr. Rs.300 = 2021-22 Cr., = Rs.14.16 2020-21 2014-15 = Rs.0.0951Cr., 2015-16 =Rs. 0.0116Cr., 0.0116Cr., =Rs. 2015-16 Rs.0.0951Cr., = 2014-15 Enpenditure incurred during 2013-14 =Rs.0.1325Cr. =Rs.0.1325Cr. Enpenditure during incurred 2013-14

100 Format for Capital Investment Plan for control period from FY 2019-20 to FY 2021-22

Name of the Station: Ennore SEZ Project (2x660MW)

FY 2018-19 FY 2019-20 FY 2020-21 FY 2021-22 Details of (Cumulative) (Cumulative) (Cumulative) (Cumulative) work Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipated Name of the furnishing Technical Estimated Project Details of Board allocation of Details of Board Award of Contract/ Cost benefit Amo Amou Amoun S. No. date of Amount Alloca Remarks Scheme list of justification Cost schedule approval Capital approval P.Os placed analysis unt Closi nt Closi t completion Capitalis Closin tion Allocat Allocat Closin Allocati major expenditure Capi ng Capit ng Capital a-tion g of ion of ion of g on of items talis CWI alisa- CWI isa- expecte CWIP CAPE CAPEX CAPEX CWIP CAPEX a- P tion P tion d X tion expec expect

1 Civil works 4.50% - 3715 4314 - 668 5014 - 3626 8641 ------1159 9800 M/s.BHEL on EPC Cum Ennore SEZ (2 For the (per) FBTANGEDCO 2020 - Debt Finance Basis Project under x 660 MW) establishment 9800 Crs 42 Months Proceeding No.36 dt supply & OCTOBER construction 2 Project of 2x660 MW 30.05.2015 ------Erection

3 Non EPC ------

101 Format for Capital Investment Plan for control period from FY 2019-20 to FY 2021-22

Name of the Station: 1x660 MW Supercritical ETPS Expansion Project

FY 2018-19 (Rs.in Crores) FY 2019-20 (Rs.in Crores) FY 2020-21 (Rs.in Crores) FY 2021-22 (Rs.in Crores) Yearwise allocation Details of work Details of Name of the Technical Estimated Project Anticipated date Details of Board of Capital Award of Contract/ P.Os Cost benefit S. No. furnishing list of Board Amount Amount Amount Amount Remarks Scheme justification Cost schedule of completion approval expenditure placed analysis major items approval Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalis Closing Allocation of Capitalisa- Closing Allocation of Aamount in crores) tion CWIP of CAPEX tion CWIP of CAPEX a-tion CWIP CAPEX tion CWIP CAPEX expected expected expecte expected

1 Civil works - 763.08 - 0 2,040.62 1,277.54 0 3,478.15 1,437.53 0 5,188.58 1710.43

For the Per.BP(FB). Revised DPR Project stopped establishmen No.77 EPC contract of M/s Lanco approved vide and expecting the 1x660 MW t of 1x660 dt.04.07.19,Incl Infratech Ltd got 6380.81 FB(TANGEDCO) new EPC contractor Supercritical ETPS MW to meet 42 Months 2023 -March uding Land cost terminated on 09.04.18. 2 supply & Erection crores NO.77 04.07.19 may start the Expansion Project the of 658.63 cr New EPC awrded to M/s for Rs. 6380.81 works from increasing and land owned BGR Energy systems Ltd Crores 18-19- NIL October 2019. Grid demand by TANGEDCO to complete the balance 19-20: 1277.54 works from ''as is where 20-21: 1437.53 is basis" and intimation of 21-22: 1710.43 3 Non EPC award sent on 02.03.19. 22-23:1955.31 LOI yet to be issued and awaiting for MOEF clearance

102 Format for Capital Investment Plan for control period from FY 2019-20 to FY 2021-22 Generation Stations Projects:KadaladiKadaladi super Super crit critical Thermal Power Project (5x800 MW) FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Remarks (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Anticipat Yearwise Award of Amount Name of Details of work Estimated ed date allocation of Details of Cost Amount Amount Allocati Sl. Technical Project Contract capitilisat Closing Allocation Closing Allocation Closing the furnishing list Cost (Rs.in of Capital Board benefit capitilisation capitilisatio on of No. justification schedule / P.Os ion CWIP of CAPEX CWIP of CAPEX CWIP Scheme of major items Crores) completi expenditure approval analysis expected n expected CAPEX placed expected. on (Rs.in Crores) 1 KadaladiSu Establishment of To meet out the Rs.24,000 42 -48 ---- Yet to be Not yet 0.20 Nil 0.20 0.00 Nil 0.00 0.00 Nil 0.00 Payment of Rs. 0.0163 Crs has per critical 5x 800 MW Super grid demand. crores Months placed. finalised. been made to M/s DCPL on Thermal critical Thermal ( with out 2.6.16. The Balance Amount of Power Power Project. IDC), Rs. Rs.0.0737 has to be paid for M/s. Project 1.MoEF is yet to 30,000 crores DCPL for the preparation of DPR (5x800 be approached for ( with IDC) & balance amount for FR . MW) ToR after DPR has to be prepared after identifying obtaining TOR from MoEF. In this Alternate sites regard, The Ministry of 2.Consultancy Environment and Forest and Services contract Climate change, in its Expert awarded for Appraisal committee meeting held preparation of FR on 30.08.2016 has directed &DPR for the TANGEDCO to explore 3 new sites project on 8.2.16. as the sites already proposed fall Preparation of within the buffer zone of Gulf of EIA,Marine EIA, Mannar biosphere reserve area. It

Geo hydrogical - 2020-21 Nil 2021-22- Nil is proposed to shift the site

study etc . Cr - 2019-20 Rs.0.2 suitably away from the buffer zone. Alternate sites are being

EIA reports etc. LOA Issued to to reports etc. LOA Issued EIA identified. After identifying the alternate site MOEF &CC will be approached for TOR. Considering the lacunae, this project has not

M/s. DCPL for the Preparation of FR & DPRFR 8.2.16. of on DCPLthe M/s. Preparation for been included in the Demand supply Projection upto 2026 -27. Hence the Amount Capitilisation expected for the year 2020-21 & 2021-22 has been given as Nil. Board has approved in B.P.No.57dt.08.10.2015 for preparation of FR,DPR,EIA,Marine FR,DPR,EIA,Marine of preparation for approved B.P.No.57dt.08.10.2015 Board in has

Total amount 30000.00 0.20 0.20 0.00 0.00 0.00 0.00

103 Name of the Generating Station: Udangudi Thermal Power Project FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Name of Anticipated Details of Award of (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Details of work furnishing list of major Technical Estimated Cost Project Yearwise allocation of Cost benefit Amount Amount Amount S. No. the date of Board Contract/ P.Os Remarks items justification (in Crore) schedule Capital expenditure analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing Allocation Scheme completion approval placed tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP of CAPEX expected expected expected 1)Capital expenditure towards land, To meet the 13076.705 , this 42 Months 2020-21 2012-13 :0.64375 B.P No.74/ LOI issued on Format for preliminary instigation /studies , UPCL grid demand includes the 2013-14 :103.2379 dt.31.7.18 07.12.17 for Capital expenditure ,Consultant charges , capital cost of 2014-15 :14.0544 Rs.7359 Crores Investment CSR/CER funding ,Quarters , Pollution Captive Coal 2015-16 :0.5402 to BHEL Plan for control equipment and all other jetty cost EPC 2016-17 :0.14855 control period expenses related to this projects value of 2017-18 :0.29594 from FY 2019- covered in detailed project report Rs.1902.87 2018-19 :318.466 20 to FY 2021- Stage-I 1 2) Establishment of Coal based Crores, since 2019-20 :566.43 22 2x660MW Udangudi Super Critical Thermal Power this is an 2020-21 :4500 Project under single EPC contract as integaral part of 2021-22 : 5568.02 Stage-I with Capacity of 2 X 660 MW. the power All the clearances have been obtained. proejct This Contract was awarded to BHEL on 07.12.2017 after finalising the open tender (ICB) system , only one bis was received from BHEL. Establishment of Captive Coal Jetty with 30 Months 2020-21 2018-19: 167.58 LOI issued on Name of the unloading facilities and Pipe Conveyor 2019-20: 631.932 13.02.18 for Generating system for Udangudi Power projects , 2020-21: 855.37 Rs.1902.87 Station: CRZ clearance obtained from MoEF on 2021-22: 415.568 Crores to ITD Udangudi Coal Jetty 6.7.2011, validity up to 5.6.2021. Two Cementaion Thermal 2 for UP bids received viz, M/s.Afcons & M/s. India Ltd Power Project ITD consortium. Price bid opened on 6.7.15 and work awarded to the L1 bidder M/s.ITD Cementation India Ltd

Establishment of Coal based Udangudi Stage-II- Super Critical Thermal Power Project B.P No.107/ 3 9378.330 Allocation shall be done after award of the contract 2 X660 MW under single EPC contracrt as Stage-II dt.04.09.14 To meet the Allocation shall be for approval Shall be with Capacity of 2 X 660 MW Yet to be Yet to be Yet to be future grid done after award of to establish arrived after awarded awarded awarded Establishment of Coal based Udangudi demand the contract 2 x 660 MW DPR approval Stage-III- Super Critical Thermal Power Project 4 9378.330 UP -stage-II Allocation shall be done after award of the contract 2 X660 MW under single EPC contracrt as Stage-III & III with Capacity of 2 X 660 MW

104 Format for Capital Investment Plan for control period from FY 2019-20 to FY 2021-22 Name of the Generating Station:

FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) Award of Details of work Anticipated Cost S. Name of the Technical Estimated Project Yearwise allocation of Capital Details of Contract/ Amount Amount furnishing list of date of benefit Amount Allocatio Remarks No. Scheme justification Cost schedule expenditure Board approval P.Os Capitalisa- Closing Allocation Capitalisa- Closing Allocation Closing major items completion analysis Capitalisa-tion n of placed tion CWIP of CAPEX tion CWIP of CAPEX CWIP expected CAPEX expected expected

Board has (Per) FB approved in Upto 2014-15-Rs.1.283Crs. TANGEDCO Uppur B.P.No.26 dt Establishment of 2 X 2015-16 -Rs.6.467 Crs, Proceeding Rs.5.22 Thermal To meet out 17.02.2015 to 800 MW Super 2016-17-Rs 2912.25 crs, s No.21 per unit 1 Power Project the Grid 42 months 02.02.2021 establish 2 X 0.00 2987.00 0.00 9420.00 0.00 10518.50 critical Thermal 2017-18-Rs.4589 Crs, dtd.25.02.1 (levelised (2 x 800 MW) Demand 800 MW Uppur Power project 2018-19-Rs.2920 Crs, 6 and LOA tariff) project

Rs.12778crores 2019-20-Rs.2587 Crs issued on through EPC 27.02.16 package.

105 Format for Capital Investment Plan for control period from FY 2019-20 to FY 2021-22

Name of the Station: 500 MW Kadaladi Solar Power Project

FY 2018-19 (Cumulative) FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Details of Yearwise (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) (Rs.in Crores) work Anticipated Details of Award of Cost Name of the Technical Project Details of Board allocation of S. No. furnishing list Estimated Cost date of Board Contract/ P.Os benefit Amount Amount Amount Amount Remarks Scheme justification schedule approval Capital of major completion approval placed analysis Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing Allocation Capitalisa- Closing Allocation expenditure items tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP of CAPEX tion CWIP of CAPEX expected expected expected expected Amendment in Land yet to be 1 TANGEDCO 2350 crores - Out of this GO No.70 dated - - 25 25 - 150 125 ------aquired by will act as , TANGEDCO's cost Rs.125 29.12.2017 was TANGEDCO. Solar Power Land alone crores and TANTRANSCO's 2 issued by GoTN ------Park will be Cost for power vide letter dated SECI will award Developer acquired and transmission Rs. 277 the contract for the 29.8.19 (SPPD), Solar handed over crores (which includes setting up of Solar 500 MW Kadaladi Energy to SECI. grant from MNRE for 1 year 2020-2021 project, after --- Solar Power Project Corporation of 100% power about Rs.83 crores and -- handing over of India (SECI) will be utilized Rs. 150 Crores from the land to them by 3 ------will act as by Tamil Project Developer TO TANGEDCO. Solar Project Nadu State. TANTRANSCO & Rs.44 Developer crores to be spent by (SPD). TANTRANSCO )

106 Format for Capital Investment Plan control period from FY 2019-20 TO 2021 -22 Name of the Generation Station:1x800MW North Chennai Thermal Power Project Stage-III Projects:- 1 X 800 MW NORTH CHENNAI THERMAL POWER PROJECT,STAGE-III:

FY 2019-20 (Cumulative) FY 2020-21 (Cumulative) FY 2021-22 (Cumulative) Technic Project Anticipated Yearwise Details of Award of Cost (Rs. In Crs.) (Rs. In Crs.) (Rs. In Crs.) SL. Name of Details of work furnishing list of al Estimated Cost schedul date of allocation of Board Contract/ benefit Amount Amount Amount No. the Scheme major items justificat (Rs.in Crores) e completion Capital approval P.Os placed analysis capitalisat Closing Allocation capitalisat Closing Allocation capitalisat Closing Allocation ion ion CWIP CAPEX ion CWIP CAPEX ion CWIP CAPEX expected. expected expected I Division : V Establishme The project is being executed in To meet Rs. 6376 42 March'20 Upto 2013- Aministrativ Letter of Levelised 0 5440.80 2068.44 0.00 6540.92 1100.12 7398.00 0.00 857.08 nt of Coal two package viz. Boiler Turbine out the crores months 14=Rs.0.6233cr e approval Acceptance( tariff Rs. based Generator(BTG) with allied civil Grid (Originally (July s accorded LOA) for 4.76 per works one package and Balance of demand. Super Plant(BOP) with allied civil works approved 2019) FY2014-15= for an BTG package unit for critical one package. cost).The Rs.0.1294Crs. amount of was issued Design fuel Thermal expected Fy2015-16 Rs.6376Cr to M/s.BHEL (30% power plant Letter of Acceptance(LOA) was project cost is =Rs.0.2529Crs. vide on India of 1 x 800 issued to M/s.BHEL/New Delhi for an around FY2016-17 B.P.No.02 29.01.2016. +70% MW NCTPP, amount of Rs.2759Cr. on 29.01.2016 Rs.7397.66crs =Rs.198.08cr dt.21.01.20 For BOP Imported). for BTG package. Subquently the Stage -III. due to award FY2017-18= 16. pacakge, base value has been enhanced to Rs.2901Crs including additional cost of EPC Rs.929.75Crs. letter of scope of works for revised emission Package & FY 2018-19 Acceptance( norms. Contract value has been amendment to =Rs.2243.52r LOA) was enhanced further toRs.2919.99Crs meet new issued to 1 due to implimentation of GST for emission M/s.BGESL civil works. norms, on For BOP pacakge,letter of Acceptance(LOA) was issued to introduction of 28.10.2016. M/s.BGESL for an amount of GST and Rs.2600.02Cr. on 28.10.2016. increased cost Contract value has been enhanced of FGD to Rs.2653.79Crs due to package then implimentation of GST for erection & estimated civil works. Now works are value. in progress in the both BTG and BOP areas. So far 80% works has been completed in BTG and 79.5% works has been completed in BOP package.

TOTAL 7398.00 3372.36 2068.44 1100.12 857.08 NOTE: 1.Source of finance : REC/New Delhi 2. Remarks: The scheduled Commercial Operation Date(COD) of the project as per contract awarded to BHEL is 28.07.2019. However, the EPC contractor M/s.BHEL have achieved 96% Engineering progress and 77% Physical progress only upto the scheduled COD(i.e)28.07.2019. Based on the request of M/s.BHEL requesting Extension of time upto 31.03.2020 stating certain reasons and considering the volume of pending works, Extension of time was granted upto March 2020 without prejudice to levy of LD as per contractual obligations.

107