List of Participants in Pre-Bid Meeting for Development of Renewable

List of Participants in Pre-bid Meeting for Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

Sr. No. Name of Bidder attending Pre-bid dated 25-11-2020 Toshiba Plant Systems and Services Corporation India Private Limited 1 (TPSC India Pvt. Ltd.) 2 Tata Projects Limited 3 Andritz Hydro Private Limited 4 Mahati Hydro Power Vidharbha Private Limited 5 Tata Power Solar 6 Mundra Solar PV Limited 7 Adani Green Energy Limited 8 Adani Group 9 Nirmal Datacomm Private Limited 10 Vector Green Energy Private Limited

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Power Project): minimum of 50% plant load available depending upon the factor. rainfall Sir kindly relax this condition to “Note:- The work of Similar Nature means Development* & Commissioning of Small Criteria B (For Hydro Hydropower Plant including 3 34 2.9.2 Power Project): Detailed Engineering, Please refer to the Corrigendum – 2 – Sr. No. 4

Note Construction, Operation and Maintenance of the facility for last 10 (Ten) years to 2 (Two) years from date of commercial operation.” The bidder and/or its affiliates should have the experience of A consent letter from consultant obtaining Forest clearances & Criteria B (For Hydro from the Forest and 4 34 2.9.2 Environmental clearances from Please refer to the Corrigendum – 2 – Sr. No. 4 Power Project): Environmental Consultant should MoEF, GoI, New Delhi for at least be accepted 50 Hectares of land, through liasioning. Prospective Bidder – 2 In case of the experience claimed from a Project in a Consortium Please change this condition In then the Project Experience shall case of the entire experience Technical Criteria be considered in proportion of claimed from a project is to be the equity held on Commercial considered by the Bidder, then it 1 34 2.9.2 Criteria B (For Hydro Please refer to the Corrigendum – 2 – Sr. No. 4 Power Project): Operation Date in consortium/ should have held at least 51% Special Purpose Vehicle/ Project equity on Commercial Operation Company. An undertaking for this Date in consortium / SPV/ proposed project company shall Project Company. be submitted 2 17 1.10 - C Instructions to bidders A certificate of shareholding of Please change to 30 Days prior to Please refer to the Corrigendum – 2 – Sr. No. 1

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The work of Similar Nature means Development & Commissioning of solar Power Plant in India Sir Please change Detailed (Ground Mounted or Engineering, Construction, Floating PV) including Operation and Maintenance of 2.9.2 As major Solar Power Project are 2 RFP 32 Detailed Engineering, the facility for at least Two (2) Please refer to the Corrigendum – 2 – Sr. No. 4 Note commissioned in last 2 to 3 years Construction, year in last Fifteen (15) years Operation and from date of commercial Maintenance of the operation facility for at least Five (5) year in last Fifteen (15) years from date of commercial operation

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. A. Net Worth The Bidder’s positive Net Worth should be equal to or greater than Rs. 472.00 Crore (Rupees Four Hundred Seventy Two 2.9.1 Crores) as on 31.03.2020. Bidders Sir Please consider Net Worth 3 RFP 31 A. Net Net Worth Please refer to the Corrigendum – 2 – Sr. No. 5 shall have to furnish Certificates 30% of 472 Cr. Worth - i from Chartered Accountants, certifying the Net worth as on 31st March, 2020. Net worth will be calculated as per The Companies Act 2013. For the purpose of Qualification, Bidder shall demonstrate the bidder allowed to take Base Year financial soundness and 2.9.1 as FY 2019-20 subject to having profitability of the company by A. Net audited financials for FY 2019-20. 4 RFP 31 Net Worth furnishing audited financial Please refer to the Corrigendum – 2 – Sr. No. 6 Worth - In case bidder does not have statement as on 31st March 2018, iii audited financials for FY 2019-20, 2019 & 2020 for last 3 financial then Base Year shall be years. considered as FY 2018-19. Each Bidder shall submit the Bid online accompanied by EMD of Rs.4.72 Crores. Earnest money Rs. As per notification of 2.12.1 47 Lakhs (Rupees Forty Seven Atmanirbhar Bharat Package 3.0 Earnest Lakhs) through online payment Scheme of Ministry of Finance 5 37 EMD Please refer to the Corrigendum – 2 – Sr. No. 7 Money gateway and the rest in the form dated 12/11/2020. Kindly Deposit of Bank Guarantee, for an consider relaxation towards EMD amount of Rs. 4.25 Crores and Performance Security (Rupees Four Crores Twenty Five Lakhs) We request MCGM to allow bidder to explore possibility of increasing Power Generation The Concessionaire can opt for Power Storage System or pump storage through pumped storage and system with prior consent of MCGM and approval from the SLDC battery storage if found feasible 6 - General without increasing the time of concession period. The tariff will not be during the concession period. allowed to exceed the accepted tariff by MCGM. If any dispute arises Concessionaire should allowed the decision of MERC shall be final. revise declared generation capacity on approval of revised generation capacity. We understand that any of the It is permitted. However, bidders are requested to follow instructions 7 - - - General members of the Consortium can published on Mahatenders Website.

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2.9.2 The bidder shall be a The bidder shall be a contractor contractor having registration having registration with MCGM or with MCGM or GoM or GoM or MAHAGENCO or NTPC or RFP, MAHAGENCO or NTPC or PWD or Tender Condition shall prevail and Please refer to the Corrigendum – 2 1 RFP, 33 Technical Criteria PWD or with any Govt. / Semi 2.9.2 with any Govt. / Semi Govt. / PSU – Sr. No. 4 Govt. / PSU / agency in India in / agency in India in class AA or class AA or equivalent and shall equivalent and shall produce produce relevant documents of relevant documents of Registration, valid on the date of Registration, valid on the date of submission of the bid. submission of the bid. Current Clause: Modification proposed: … … Criteria A (For Solar Power Criteria A (For Solar Power Project): Project):

Three similar completed works of Three similar completed works of minimum 32 MW (40% of 80 minimum 32 MW (40% of 80 MW) each, any Solar Power MW) each, any Solar Power Project Project Or Or Two similar completed works of Two similar completed works of RFP, minimum 40 MW (50% of 80 minimum 40 MW (50% of 80 2 RFP, 33 Technical Criteria Please refer to the Corrigendum – 2 – Sr. No. 4 2.9.2 MW) each, any Solar Power MW) each, any Solar Power Project Project Or Or One similar completed work of One similar completed work of minimum 64 MW (80% of 80 minimum 64 MW (80% of 80 MW) any Solar Power Project MW) any Solar Power Project Note:- The work of Similar Nature Note:- The work of Similar Nature means Development* & means Development* & Commissioning of solar Power Commissioning of solar Power Plant in India (Ground Mounted Plant in India (Ground Mounted or Floating PV) including Detailed or Floating PV) including Detailed Engineering, Construction, Engineering, Construction,

Municipal Corporation of Greater Mumbai Page 5 of 66 Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Operation and Maintenance of Operation and Maintenance of the facility for at least Five (5) the facility for at least Five (5) year in last Fifteen (15) years year in last Fifteen (15) years from date of commercial from date of commercial operation. operation. … The reference Solar Power AND Project must have been in successful operation for at least Criteria B (For Hydro Power six (6) months prior to the date Project): of financial bid opening. … The developer shall have successfully executed work of AND Similar Nature including design, built and operated at least 1 Criteria B (For Hydro / Renewable (one) Small Hydro Electric power Power Project): plant in Maharashtra having minimum capacity of 10 MW with i). The developer shall have working head of at least 55 successfully executed work of Meters in last 15 (Fifteen) years. Similar Nature including design, The facility should be in operation built and operated at least 1 for at least ten years from date of (one) Small Hydro Electric power commercial operation at plant in Maharashtra having minimum of 50% plant load minimum capacity of 10 MW with factor. The facility should have working head of at least 55 generated 67 MU in at least one Meters in last 15 (Fifteen) years. year in last 10 years of operation. The facility should be in operation for at least ten years from date of AND commercial operation at minimum of 50% plant load The bidder should have factor. The facility should have experience of power evacuation generated 67 MU in at least one of EHV lines integration with year in last 10 years of operation. State Transmission Utility (STU) and SCADA based communication OR and monitoring system. ii). The developer shall have AND experience of development, operations and maintenance of The bidder and/or its affiliates Renewable Power Project (Other should have the experience of than Solar Power Project) of at

Municipal Corporation of Greater Mumbai Page 6 of 66 Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

AND

The bidder should have experience of power evacuation (33kV and above) of EHV lines integration with State Transmission Utility (STU) / Central Transmission Utility (CTU) and SCADA based communication and monitoring system.

AND

The bidder and/or its affiliates should have the experience of obtaining No objection certificate (NOC) from Land revenue authorities / suitable competent authorities for at least 1 Renewable Power Project. Forest clearances & Environmental clearances from MoEF, GoI, New Delhi for at least 50 Hectares of land, through liasioning.

Rationale: We request you to modify qualification criteria as suggested above which will enable bidders / companies with extensive experience in large scale industrial projects and thus lead to larger participation.

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The declared annual CUF shall in no case be less more than 30% for Hydro power generator…. Current Clause: Rationale: 3 RFP, 28 RFP, 2.5 Criteria for Generation The declared annual CUF shall in As per Cl. 1.1 of RFP, it is Tender condition shall prevail

no case be more than 30% for understood that required Hydro power generator…. generation of electricity per annuum shall be 67.98 MUs from Hydro-electric plant which is higher than 30% CUF. Thus, we request MCGM to suitably modify this clause. Modification proposed:

Each Bidder shall submit the Bid online accompanied by EMD of Current Clause: Rs.4.72 Crores by way of bank guarantee. Earnest money Rs. 47 Each Bidder shall submit the Bid Lakhs (Rupees Forty Seven Lakhs) online accompanied by EMD of through online payment gateway RFP, Rs.4.72 Crores. Earnest money Rs. and the rest in the form of Bank 4 RFP, 37 Earnest Money Deposit Please refer to the Corrigendum – 2 – Sr. No. 7 2.12.1 47 Lakhs (Rupees Forty Seven Guarantee, for an amount of 4.25 Lakhs) through online payment Crores gateway and the rest in the form of Bank Guarantee, for an Rationale: amount of Rs. 4.25 Crores…. We request MCGM to kindly modify the clause accordingly and ask EMD by way of bank guarantee only. Current Clause:2.17.2: The Modification proposed:2.17.2: Renewable Hybrid Energy Project The Renewable Hybrid Energy facilities developer Project facilities developer RFP, RFP, (Concessioner) shall be permitted (Concessioner) shall be permitted 5 41PPA, 2.17.2PP Early Commissioning for full commissioning of the for full commissioning of the Tender condition shall prevail

48 A, 11.1.7 Project even prior to the COD. In Project even prior to the COD. In case of early commissioning, till case of early commissioning, till COD, the MCGM will purchase COD, the MCGM will purchase the generation till COD, at 105% the generation till COD, at 105%

Municipal Corporation of Greater Mumbai Page 8 of 66 Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. (Hundred and five per cent) of (Hundred and five per cent) of the PPA tariff restricted to hydro the PPA tariff restricted to hydro power plant. Provide the power plant. Provide the generation is from the approved generation is from the approved Installed Capacity and in Installed Capacity and in accordance to scheduling.11.1.7 accordance to scheduling.11.1.7 The Concessionaire shall be The Concessionaire shall be permitted for full commissioning permitted for full commissioning of the hydro power station in the of the hydro power station in the Renewable Hybrid Energy Renewable Hybrid Energy facilities even prior to the COD. In facilities even prior to the COD. In cases of early commissioning, till cases of early commissioning, till COD, MCGM may purchase the COD, MCGM may purchase the generation till COD, at 105% (One generation till COD, at 105% (One hundred-five per cent) of the PPA hundred-five per cent) of the PPA tariff. tariff.Rationale: We request MCGM to kindly allow entire renewable hybrid energy; part as well as full commissioning prior to COD and such energy shall be purchased at 105% of PPA tariff. Please suitably modify this provision as well as PPA Cl. 11.1.7. This will encourage developers to commission the hybrid project early. Current Clause: Rationale: Subject to the provisions of Clause 19.2, the Concessionaire It may please be noted that the shall not create nor permit to assignment of the subsist any Encumbrance, or Concessionaire’s rights and otherwise transfer or dispose of obligations as well as creation of PPA, Assignment and 6 PPA, 86 all or any of its rights and benefits charge on the project assets Tender condition shall prevail 19.1.2 Charges under this Agreement or any would be required by the lenders Project Agreement to which the to finance the project. Concessionaire is a party, except with prior consent in writing of We request you to kindly clarify MCGM, which consent MCGM and make suitable amendments shall be entitled to decline to ensure the projects are without assigning any reason. bankable. 7 PPA, 86 PPA, Assignment and Current Clause: Tender condition shall prevail

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MCGM, at any time during a MCGM, at any time during a contract year will purchase contract year will purchase electricity at the Tariff mentioned electricity at the Tariff mentioned at Clause 4.2 above from the at Clause 4.2 above from the Concessionaire up to the declared Concessionaire up to the declared CUF of …………….. . Beyond the CUF of …………….. . Beyond the said quantum; the electricity will said quantum; the electricity will be purchased at 75% (Seventy be purchased at 100% (Hundred Five percent) of the Tariff percent) 75% (Seventy Five mentioned at Clause 4.2 for the percent) of the Tariff mentioned PPA, 8 PPA, 47 Tariff entire agreement period, at Clause 4.2 for the entire Tender condition shall prevail 11.1.4 provided the generation is from agreement period, provided the the approved Installed Capacity generation is from the approved and in accordance to scheduling Installed Capacity and in as per Clause no 13. Excess Power accordance to scheduling as per shall be after set-off shall be Clause no 13. Excess Power shall banked with the Distribution be after set-off shall be banked Licensee and all benefits shall be with the Distribution Licensee accrued by MCGM as per and all benefits shall be accrued Maharashtra Electricity by MCGM as per Maharashtra Regulatory Commission Electricity Regulatory Commission (Distribution Open Access) (Distribution Open Access) Regulations, 2016 Regulations, 2016 Current Clause: Rationale: PPA, 9 PPA, 47 Tariff In case the availability is more Please refer to the Corrigendum – 2 – Sr. No. 17 11.1.6 than the maximum CUF specified We request MCGM to kindly align MCGM shall purchases the excess PPA cl. 11.1.4 w.r.t. PPA cl.

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In the event that Availability in any month is less than the Normative Availability, the Total Rationale: Monthly Charge for such month

PPA, shall be reduced to the extent of 10 PPA, 49 Incentive and Damages We request MCGM to kindly Please refer to the Corrigendum – 2 – Definitions – Sr. No. 1 11.3.1 shortfall in Normative Availability provide definition of “Total and in addition, any reduction Monthly Charge”. below the Normative Availability shall be multiplied by a factor of 0.25 (zero point two five) to determine the Damages payable for such reduction in Availability. Current Clause:

Billing Procedure & Payments: The invoice shall be delivered through by hand or by post by the Rationale: Concessionaire or by E-mail to the MCGM at its designated office on We request MCGM to kindly or before the 5th day of the clarify whether MCGM shall make PPA, 11 PPA, 50 Billing and Payment succeeding month hereinafter full payment of the invoice on Please refer to the Corrigendum – 2 – Sr. No. 18 11.5.1 called the Invoice Date. The 30th day of the Month in which MCGM shall make full payment of invoice is submitted or 30th day such invoice on the thirtieth from date of submission of (30th) day (or if such day is not a Invoice. business day, the immediately the succeeding business day) through RTGS/NEFT or any other electronic mode of payment. Current Clause: Rationale:

In the event MCGM, at any time, It may be kindly be noted that requires ramping up of solar generation is depends on PPA, 12 PPA, 58 Ramp up of Despatch generation, it shall allow a period irradiation which is not Please refer to the Corrigendum – 2 – Sr. No. 19 13.3 of 5 minutes to the controllable. Thus, ramping-up of Concessionaire for reaching solar generation is technically not Availability equal to the feasible. Contracted Capacity. For the Therefore, we request MCGM to

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. avoidance of doubt, the Parties modify the clause suitably. agree that in the event the Concessionaire fails to reach such Availability within 5 minutes, the shortfall thereof shall be deemed to be Mis-declaration under the provisions of Clause 11.2.4. The Parties further agree that the liability of MCGM hereunder shall at all times be reckoned with reference to the Contracted Capacity Is it allowed to choose the location of floating plant in the Dam or there is a specific location Technic Technical to set up floating solar? The bidder shall carry out bathymetry survey and do all necessary al Specifica Technical Specifications investigations and shall choose suitable location for setting up Floating 13 Specific tions, - for floating Solar If yes, please indicate location Solar Panels based on the minimum requirements given along with the ations, Section - (geographical coordinates) within Tender. 190 B the Vaitarna dam where the Floating Solar Plant is to be installed. We understand that the cells and modules should be domestically manufacture, however in Technic Current Clause: preferred makes (Page No. 947) The bidder shall follow the Government of India’s procurement policy al Technical MCGM has mentioned some of Technical published from time to time. 14 Specific Specifica Cells and Modules shall be the suppliers which are having Requirements ation, tions, 1.2 domestically manufacturing facility outside The law of land at the time of procurement shall prevail. 199 manufactured India. We request MCGM to kindly rectify and remove manufacturer mentioned outside India. Technic Technical Kindly clarify whether for al Specifica Technical Specifications preparation of floats & other 15 Specific tions, - construction activities, relevant Tender condition shall prevail. for floating Solar ations, Section - space will be provided by MCGM 190 B or not. Technic Technical Current Clause – C: Civil Works We request MGCM to kindly al Specifica Technical Specifications provide following basic Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 16 Specific tions, for floating Solar 2. Survey Works information for appraising / No. 1 ations. Section - 2.1. The contractor shall carry out estimating impact at proposed

Municipal Corporation of Greater Mumbai Page 12 of 66 Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

SUB-

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Municipal Corporation of Greater Mumbai Page 15 of 66 Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

SUB- SECTIO N : 2 TECHNI CAL SPECIFI CATION S OF HYDRA ULIC TURBIN ES, GOVER NING EQUIP MENT AND AUXILI ARIES 37/38 of 949 / Section :A/  Rated Discharge for 1 machine = 14.11 Cumec TECHNI Two sets of vertical shaft Francis  Rated Discharge for 2 machines = 28.22 Cumec CAL hydraulic turbines shall be  Rated Discharge for 1 machine with 15% COL = 16.23 Cumec SPECIFI designed to give rated output of The rated (design) discharge for  Rated Discharge for 2 machines with 15% COL = 32.45 Cumec CATION 10000 kW + 15% continuous 2.1 SCOPE the machines of 10000 kW output  Rated Head = 80 m S - overload at rated head of 80 m 21 is with continuous overload of  Minimum Head = 68 m HYDRO with guide vane opening of about 2.2.2 General Information 10% or higher up to a max of 15  POWER 85%. The turbines shall have Maximum Head = 93 m % as per OEM standard design PLANT adequate capacity commensurate  Turbine Efficiency = 93.75% with the 15% continuous  Generator Efficiency = 96.1% SUB- overload capacity of Generator  Rated Power Output = 9.81 x 0.9375 x 0.961 x 80 x 28.22 = 19.95 SECTIO MW say 20 MW N : 2 TECHNI CAL

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. PROJEC T 37 of 949/SU B- SECTIO N: 2 TECHNI CAL All special tools, tackles and SPECIFI handling devices required for CATION assembly, erection and S OF dismantling during maintenance, Special tools & tackles shall be 23 HYDRA 2.1 SCOPE Tender condition shall prevail templates for repair of runner common for Two TG sets ULIC blades and wicket gates at site, TURBIN hydraulic testing Pumps with test ES, plugs, GOVER NING EQUIP MENT AND AUXILI ARIES 15 of 949 / Section 1) Please specify the minimum The specifications mentioned in the said clause are minimum :A/ 1)The efficiencies shall be as high criteria or it shall be as per curves specification of the items. However, the successful bidder has to TECHNI as practicable and consistent with of approved OEM. design and execute the items as per its own design which shall be CAL 24 1.16 PUMPS & MOTORS good design. 2)This contradicts with the approved by Engineer in charge & third party vetting agency. SPECIFI 2) The impeller material of all requirement mentioned on page CATION pumps shall be bronze material 25 for Pump. Please clarify which The Agency has liberty to upgrade the specification of the S - clause to be considered. corresponding items if there is a requirement of the design. HYDRO POWER PLANT 25 of The specifications mentioned in the said clause are minimum 949/Se specification of the items. However, the successful bidder has to 1.28.5: Pumps: Materials of the ction MECHANICAL WORKS design and execute the items as per its own design which shall be main parts of pumps shall be − 25 :A/ 1.28 AND STEEL Refer above clarification approved by Engineer in charge & third party vetting agency. Casing Cast steel TECHNI STRUCTURES − Impeller stainless steel CAL The Agency has liberty to upgrade the specification of the SPECIFI corresponding items if there is a requirement of the design.

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:A/ to witness fresh model tests to 2)Owner shall inform well in TECHNI MODEL TEST / 4. ensure that the guaranteed advance in view of schedule CAL International Code for parameters will be met by the 27 2.6 requirement or Same shall be Tender condition shall prevail SPECIFI Model Acceptance prototype. confirmed before award of work. CATION Tests of Hydraulic 3) The tests shall be as per IEC

S - test code publication No.193 and 3) Hydraulic turbines, storage HYDRO 193A. “International code for pumps POWER Model Acceptance Test of and pump-turbines – Model PLANT Hydraulic Turbines”. Model test acceptance tests shall be as per results shall be subject to the IEC 60193. Approval shall be in approval of the MCGM. line with the IEC code or reputed mutually agreed TPI (not MCGM). 46 of The valves should be so designed The specifications mentioned in the said clause are minimum 949/Se as to cause minimum head specification of the items. However, the successful bidder has to The MIV(BFV) shall be designed ction loss…body should be designed to design and execute the items as per its own design which shall be 28 2.12 MAIN INLET VALVE as per AWWA C 504 latest code :A/ withstand 150% of the static head approved by Engineer in charge & third party vetting agency. along with Hydraulic actuator TECHNI on the CAL valve including the pressure rise The Agency has liberty to upgrade the specification of the

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Methodology" completion of the construction Project". Please clarify. activities of Ghosikhud H.E. Project." Please furnish the General The clause states "The general Arrangement Drawings for clear Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 31 318 1.8.1.3 Main Civil Works arrangement drawings show the understanding of the Project No. 1 scope of work.". Requirements. The clause states " The general layout drawings indicate the locations and approach pathways, which are available to the dam, Please furnish the stated General intake towers, portal for the Arrangement Drawings and Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 32 317 1.7 General tunnels, the powerhouse, the tail Tender Drawings for clear No. 1 pool, cut & cover and tailrace understanding. channel. … Employer does not take the responsibility of providing the area other than shown in the tender drawings. ..."

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combined GIS SS . Technical specification Flux density at rated condition is Generally, the transformers are 36 64 Power transformer and 1.6 Tesla " Which may please be designed with Max Flux density of Please refer to the Corrigendum – 2 – Sr. No. 61

auxiliary transformer increased to 1.9 ( Max) Tesla" 1.9 Tesla. Technic al What is maximum wave height in Specific Section- the reservoir. This information required for 37 Floating system Bidder shall carryout their own due diligence ation- B-27.18 What is the maximum water estimation for bidding. page- current. 278 Please provide the following information 1. Reservoir map with location allocated for floating solar plant. This information required for Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 38 2. Highest flood level. estimation for bidding. No. 1 3. Reservoir bed level in floating solar plant area. 4. Geotechnical data. The area per MW of installed The system shall be designed for capacity appears to be less. the water surface area shall not Please clarify that the area Page 39 A 1.9 Design Philosophy be more than About 10,000 - indicated is for DC power or AC Please refer to the Corrigendum – 2 – Sr. No. 58 195 11,000 square meters/ MW of power. In case, of AC power, the installed capacity area requirement may be more. Please clarify. As the project site is located As per IS 875 -2015 cl 6.3.4 page 8. The cyclonic factor k4 needs to be The importance factor for beyond 60km from the seacoast Page considered if site is within 60 km from sea coast, so bidders are 40 11.6 Design Loads cyclonic region, 'k4' shall be taken (Refer IS:875 Part-3), this clause 270 requested to do as per codal requirements and best engineering as 1.15 will not be applicable. Please practices confirm.

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Instead of "seabed", this will be "reservoir bed". Please confirm. Further, for identifying the Please refer to the Corrigendum – 2 – Sr. No. 62 The Contractor shall be strategic locations for water Page responsible for collecting and 41 4.6 Hydrographic Survey depth measurement, please And for further details - Please refer to the Corrigendum – 2 – 262 testing …. At 0.5 d & at 0.2 d from furnish a) Reservoir drgs. at Max. Inspection of Existing Data – Sr. No. 1 seabed (d = Depth of Water) Water Level (MWL), and b) Reservoir drgs. at Min. Draw Down Level (MDDL) 1)The Contractor shall estimate the water requirements for cleaning the photovoltaic modules at regular frequency in order to operate the plant at its guaranteed plant performance. 1)As per Contractor and OEM of However, minimum consumption 275 of panel manufacturer experience of 2 litre / sq.m of surface area of 949/Se the consumption of 2 ltr/sqmtr of SPV module shall be considered ction B surface area is on higher side.We in estimation of required quantity / propose the same to limit to 1 of water storage. TECHNI ltr/sqmtr based on Geographic 2) Module cleaning procedure CAL Water Supply and location or submit the basis of Please refer to the Corrigendum – 2 – Sr. No. 56 42 25 and pressure requirement at SPECIFI Cleaning of Modules 2ltr/sqmtr for floating panel. discharge point shall be as perthe CATION 2) discharge pressure at outlet recommendation of PV module S - shall be relooked and revised.As manufacturer. However, FLOATI per our practical experince it shall discharge pressure at outlet shall NG be in range of 2.5 - 4.5 kg/cm2(g). not be less than 50 kg/cm2 (5 SOLAR 3)Owner shall submit the ground MPa). water quality

3) As the ground water at site may contain high concentration of chlorides and may not be suitable for module cleaning purposes 274 of Suitable packaged sewage 949/ treatment plant of reputed Section make/manufacture shall be As per Section I / preferred B Sewage Treatment 43 23 provided. The sewage treatment vendor list, reputed make for STP Bidder shall carryout their own due diligence /SPECIF facility facility shall be of required to be mentioned ICATIO capacity and of proven design NS - suitable for total of 15 people. FLOATI

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has specified such kind of institutes. Can bidders have access for the Dam As Built GA drawings, Existing Topography /contour Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 52 Drawings with chainage markings No. 1 & Soil investigation report mentioning base rock characteristics etc. for reference. Provide tender drawings as 53 38 Cl. 2.2.2 - Bidder shall carryout their own due diligence specified in the technical

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confirm. The Agency has liberty to upgrade the specification of the corresponding items if there is a requirement of the design. The Clause 7.1.2 shall be read as under:

Following minimum road section details shall be followed for approach road: 1. Topping: wearing course of 100 mm thick PCC (1:2:4) laid in alternate concrete blocks of size not more than 3.5m x 5m 2. WBM, Grade III : compacted 75 mm thick 3. WBM, Grade II : compacted 100 mm thick Please check the CBR value of 55 265 Cl. 7.1.2 - 4. Granular sub-base (GSB) : compacted 350 mm thick, WBM. It cannot be > 100%. Note - A drainage layer of 100 mm over the entire formation width shall be provided conforming to the gradation given in Chapter 6 of IRC SP-20 (latest edition). This layer will form a part of the designed thickness of sub-base. The CBR requirement for granular sub-base layer should be at least 15 per cent when tested in soaked condition. Material to be used in WBM shall have CBR not less than 100 per cent. The material requirements and construction specification shall be as per IRC SP 20 (latest edition). Chapter -6 : Concrete Can Precast panels be used for 56 612 - tunnel lining for better quality Tender Condition shall prevail lining in Tunnel control & ease of execution? Prospective Bidder – 5 The specifications mentioned in the said clause are minimum We believe the selection of specification of the items. However, the successful bidder has to technology is at the discretion of What is the Purpose of Techical design and execute the items as per its own design which shall be concessioners, the technical 1 General General Technical Specification Specifications document that is approved by Engineer in charge & third party vetting agency. specification provided along with Provided? the Standard bid gives the The Agency has liberty to upgrade the specification of the general guideline, please clarify ? corresponding items if there is a requirement of the design. Kindly provide the extension in bid submission due date by at 2 General General Bid Extension least 6 weeks as it is a hybrid Please refer to the Corrigendum – 1 published dated 08-12-2020.

tender and will require time for detailed evaluation ?

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Under License to Use agreement - shall be no leasing or Right to Use or Outright Sale of the land. We request MCGM to have a clause under License to use agreement which will provide lender for creating charge on the land for the project Licence to Use Is there any charge/payment 6 General General needs to be paid to MCGM under Please refer to the Corrigendum – 2 – Sr. No. 20 Agreement License to use Agreement ? Please let us know whether there 7 General General Metering Point can be 2 metering points There will be a single metering point

(different for Hydro and Solar) ? Hydro SCOD is 31 months and Solar is 25 months from PPA so will there be two different SCODs, 8 General General SCOD Please refer to the clause no. 5.1.5 – m of Draft PPA if not, so suppose if concessionaire commission the Solar plant in 25 months, will it

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the successful bidder? Is there any water surface usage agreement for using water body 11 General General Water Surface Usage for floating solar installation ? Please refer to the Corrigendum – 2 – Sr. No. 20

Is there any charge/fee for using water surface ? Where is the risk relating to 12 General General Risk availability of water in the dam The subject risk is covered under Force Majeure Condition.

getting covered? As per PIM, 1.53 Sq. Km is for developing 153 MW FSPV. Under this The surface area of 2.47 acre / project, bidder has to develop only 80 MW FSPV with proportionate MW is very low? area utilisation. Amendment Suggested : This

"In this project MCGM needs to be increased to at least Tender condition shall prevail 13 PIM 6 can utilize 1.53 Sq. Km 5 acres/ MW.

of water surface area.." The bidder shall carry out bathymetry survey and do all necessary Also kindly let us know, Do the investigations and shall choose suitable location for setting up Floating developers have to put up the Solar Panels based on the minimum requirements given along with the Floating at one location? Tender. Says cost of permissions for RoW of Tx & Evac point would be Land Yes, your interpretation is correct. borne by concessionaire & reimbursed. Who will provide land for Hydro MCGM has possession of majority of land required for Hydro Power pump house, head race, penstock Project, head race, penstock, tailrace etc. Any additional land required 14 PIM 8 , tailrace etc.? What docs would for developing & operating project facility as per the approved detailed be required for this? engineering shall be acquired as per the land acquisition policy of

Government. Is the Developer required to procure on its own? The cost of such land acquisition if met by the developer on instructions of MCGM shall be reimbursed by the MCGM along with

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Will the cost be reimbursed? the necessary documentary evidence. Is the concessionaire require to "The Concessionaire consider multi circuit towers for The cost of tower is a part of present project cost. There will be no cost 15 PIM 8 shall spare land for the future expansion? What sharing for future development. required sufficient..." would be cost sharing mechanism for future developers Kindly clarify whether the Power purchase agreement and The Procurement Procurement Contract can be 16 PPA 19 3.1 Contract used interchangeably ? If not Tender condition shall prevail kindly clarify the difference between PPA and Procurement Contract ? In case of substitution of MCGM, leading to sign new Agreement, all expenses towards execution 17 PPA 20 3.3 Substitution of MCGM including all statutory expenses Tender condition shall prevail such a stamp duty etc. need to be borne by MCGM or substituted entity. Kindly extend the duration for getting the permits , it will take Since the permission involves "The Conditions more than 7 months to get all the getting Forest stage 1 & stage 12 18 PPA 21 4.1.3 (I) Tender condition shall prevail Precedent required." permissions. clearance which will take around We request you to extend the 12 months. timeline to at least 12 months "MCGM shall grant to the Concessionaire free of any Encumbrances right of way to the Site as per provisions of the As per this clause will the Agreement by handing concessionaire be given the pg. 22 over the Site to the access to the site only after it has 19 PPA 22 /4.1.3 (II) Concessionaire. MCGM fulfilled the condition precedent ? Tender condition shall prevail (a) shall handover, to the Hence request MCGM to delink Concessionaire, the the site handing over to CPs to be right of way to the Site met by Concessionaire. within 7 days of satisfaction of the Conditions Precedent required to be fulfilled

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Please clarify following: 1. How the remuneration to concessionaire will be defined or limit- Whether concessionaire can raise invoice to MCGM against his services for securing all statutory permits in name of MCGM? What are the docs required for getting Any Expenditure towards the land acquisition, forest clearances shall pg. 22 "Assist and Pay the services cost reimbursed? be pre-approved by the MCGM. The cost towards ROW, Land 20 PPA 22 /4.1.3 (II) Statutory Charges, Acquisition shall include all infrastructure components for power (b) Remunerations…..." 2. This clause doesn't talk about evacuation based on the detailed engineering approved by the MCGM any payment to be made by & vetted by third party auditor. MCGM against the land to be procured for hydro power house and power evacuation sub-station at project site and any land which need to be procured at MSETCL substation for bay extension if any ?" If SPD delays than 0.3% / week till the Pbg. If MCGM delays then 0.2%/week till 20% of PBG? The basis rule for Damage should 21 PPA 23 4.2 Damages for delay always be for uncommissioned Tender condition shall prevail The liability in case of damages capacity for delay should be same for both the party. We request MCGM to return the damage (without any interest) deducted in case concessionaire Damages for delay by achieve the plant COD as per 22 PPA 23 4.3 & 9.2 the Concessionaire schedule. This is the standard Please refer to the Corrigendum – 2 – Sr. No. 21 industry practice and also mentioned in the MNRE's standard bidding guideline for competitive bidding. Obligations relating to What if the default is due to force Project Agreements majeure event or an event that 23 PPA 27 5.2 "no default under any Tender condition shall prevail beyond the control of the Project Agreement or concessionaire? agreement shall excuse

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Please clarify whether the 24 PPA 27 5.1.5 (K) Obligation concessionaire have to procure Tender condition shall prevail the land for the Phase-2 Concessionaire is already bearing transmission losses up to metering point, the clause of additional payment to the MCGM should be removed as it seems unreasonable for paying for Tx Obligations relating to losses up to delivery point when transmission losses the billing is happening at "The Concessionaire Delivery Point? acknowledges, agrees and undertakes that What is the logic for paying for Tx the product of such losses up to delivery point when 25 PPA 28 5.6.1 transmission losses the billing is happening at Tender condition shall prevail (expressed in kWh) and Delivery Point? the Tariff shall be due and payable by the We understand that dedicated Concessionaire to line needs to be constructed by MCGM…." concessionaire till delivery point and then power will be taken by mCGM. The line loss till the delivery point will be factored by them in to their tariff model then why developer need to pay MCGM product of transmission loss and tariff ? We suggest this clause to be aligned to the MNRE SBD, as according to this clause, after 4 Delay in Commissioning Damages should be for 26 PPA 29 5.10.2 months the PPA gets terminated. Please refer to the Corrigendum – 2 – Sr. No. 21 of Power Plant uncommissioned capacity We request you to extend 4 months to 6 months as per the MNRE SBD guidelines Why 4.1.3 (II) (b) condition should 27 PPA 32 6.1 Obligations of MCGM also be included under Please refer to the Corrigendum – 2 – Sr. No. 63 Obligations of MCGM ?

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Only the payment to irrigation department is mentioned, kindly mention other payment/reimbursement that is to be made to the concessionaire.

Energy payment should also be included under the obligation. This clause contradict with RFP clause which say Performance 28 PPA 38 9.1.1 Performance Security Security need to be submitted Please refer to the Corrigendum – 2 – Sr. No. 22 within 30 days from LOA-Please clarify ? Operational Performance Security "The operational Performance Security shall be unconditional SECI bids only consider Performance Bank Guarantee, 29 PPA 39 9.4 and irrevocable, and Tender condition shall prevail shall be equal to 2.5% kindly remove operational of half yearly Total performance security clause. Payment due and payable by MCGM to the Concessionaire"

Will it be in form of BG? If it will be in form of BG, who will bear BG fee. We request MCGM to remove this clause as under PPA Operational there is a penalty in case of 30 PPA 39 9.4 Tender condition shall prevail Performance shortfall and on annual reconciliation it can be easily calculated and shall be recovered from concessionaire in subsequent month billing. "The meters shall be calibrated and sealed Who bear the meter calibration from reputed Govt. charges? Being MCGM owner of The Concessioner has to bear charges related to calibration of 31 PPA 45 10.5 III testing Laboratory once plant, we suggest MCGM shall Metering. in every 2 years and bear the charges. subsequently

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Both clauses are saying different 11.1.5 tariff for excess energy, kindly 32 PPA 47 and Excess Energy Tariff Please refer to the Corrigendum – 2 – Sr. No. 17 confirm at what tariff excess 11.1.6 energy will be taken by MCGM ? Concessionaire shall maintain "Concessionaire shall generation so as to achieve minus maintain generation so five percent (-5%) variation of the as to achieve minus five declared value of CUF. Is this -5% 33 PPA 47 11.1.5 Tender condition shall prevail percent (-5%) variation is in absolute term such as if of the declared value of bidder quote CUF of 25% then CUF..." lower limit will be 20% ? Is the understanding correct ? "In case the availability is more than the MCGM shall purchases the excess maximum CUF generation, the same will be done specified MCGM shall at rate of PPA Tariff, this clause is 34 PPA 47 11.1.6 Please refer to the Corrigendum – 2 – Sr. No. 17 purchases the excess contradict with RFP clause which generation, the same says 75% of PPA tariff. Please will be done at rate of clarify ? PPA Tariff"

Is the concessionaire is allow to Energy Purchase and It is to be clarified is the MCGM 35 PPA 49 11.1 sell the excess energy to 3rd party Tender condition shall prevail Sale obliged to buy the excess energy. ? Please give an illustration that 36 PPA 49 11.3.1 Incentive and Damages how the damage will be Tender condition shall prevail calculated? Query : – While there is ESCROW provision, it is limited to Half Yearly Payment. The Escrow accounts generally provide the concessionaire first charge on the 37 PPA 55 12.1 Escrow account revenues of PROCURER Tender condition shall prevail

Amendment Suggested : Escrow agreement shall have necessary provisions which give concessionaire first charge on the

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. revenue of procurer. Who will bear the opening and 38 PPA 55 12.1 Escrow account maintenance charge of Escrow Tender condition shall prevail account ? The clause says that the Concessionaire shall have the right to sell the whole or part of the Contracted Capacity to any Recovery from sale of Buyer but how the loss to 39 PPA 55 12.2 Contracted Capacity concessionaire will be met Tender condition shall prevail because of MCGM non payment ? This clause need to be revised as finding a buyer would be difficult and uncertain the financial condition of concessionaire. What is the need for this? In the event the Concessionaire is 40 PPA 58 13.3 Ramp up Dispatch Tender condition shall prevail unable to meet the schedule, it will be penalized as per DSM. What is the relevance of this clause? Water release has to be decided by MCGM, 41 PPA 58 13.4 Scheduling Concessionaire has to declare the Tender condition shall prevail availability only. Monitoring level & water release is MCGM obligation. Request : To be aligned with the Allocation of costs SBD guidelines? Amendment Suggested : For 42 PPA 68 16.7 arising out of Force Tender condition shall prevail Majeure Political event the FM compensation shall be similar to the Procurer Event of Default Compensation for default by the All default & termination The risk matrix is different from the standard bidding document. Please elaborate all types of 43 PPA 72 17.1 Concessionaire "all compensation clauses shall be Hence, the compensation and termination clauses shall remain as pert direct cost that is to be Included direct costs suffered by similar to MNRE SBD the RFP & Draft PPA MCGM due to …."

All direct costs including interest All default & termination The risk matrix is different from the standard bidding document. Compensation for costs, O&M expenses. Talks only 44 PPA 72 17.2 compensation clauses shall be Hence, the compensation and termination clauses shall remain as pert default by MCGM of costs what about the equity & similar to MNRE SBD the RFP & Draft PPA debt taken?

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Adjusted equity definition point b and c

pt. c says "after the 4th "4th year" is common in both the points , kindly clarify which Adjusted equity definition to be 49 PPA 102 25.1 (fourth) anniversary of Please refer to the Corrigendum – 2 – Sr. No. 24 COD" condition will apply for the fourth linked to MNRE SBD and year ? pt. b says "From COD and until the 5th (Fifth) anniversary"

The Procurement Contract "25 (Twenty Five) years commencing from the Appointed Date, excluding the 3.1-ppa Construction not From when the PPA duration will Please refer to the definition of “Appointed Date” specified in Draft 50 PPA/RFP 7 Pg. 7 - exceeding 31 Month" - start? PPA. RFP PPA Contract Period : "Twenty Five (25) years from the Commercial Operation Date as per provision of PPA."

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2.6-RFP What is meant by potential cost? 52 PPA/RFP 29 11.1.5 - Shortfall in generation Tender condition shall prevail Please quantify PPA 2.13.1 - What is the exact timeline to RFP Performance Bank submit PBG ? The clauses 53 PPA/RFP 38 Please refer to the Corrigendum – 2 – Sr. No. 9 & 22 9.1.1 - Guarantee mentioned are indicating two PPA different timelines. Supply of Power to Adoption/Approval of tariff from 54 RFP 27 2.3 Procurer Whom. Does MERC approval for MERC approval shall be subject to Open Access Policy of GoM. tariff adoption is required Whether we have to declare CUF for each component of hybrid 55 RFP 28 2.5 Criteria for Generation Yes, The bidders have to declare CUF of each component Project (viz Solar, Hydro separately)? Capacity Utilisation Factor (CUF) is defined as the total energy sent out There are constraints on Hydro corresponding to generation during the period expressed as a CUF , cannot be more than 30% percentage of energy sent out corresponding to installed capacity in while the energy of 67 MU(as that period provided in the PIM) works out to 56 RFP 28 2.5 Criteria for Generation at 38%. Please clarify ? CUF = (67 MUs/20MW*(100%-Auxiliary Consumption Losses of

1%)*Time period of operation which is 12 months CUF= (67 MUs/20 CUF = 67/(20*0.99*12) MW*8766)*100 = 38% = 28.2% < 30% There is no upper side grace for CUF? It should be kept at + 5%, Excess 57 RFP 28 2.5 Criteria for Generation Tender condition shall prevail Generation beyond the grace. This can be aligned to SBD guidelines by MNRE

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Kindly Allow CUF revision within first year of COD as it is standard CUF revision cannot be given now as it is dependent upon the bidding clause. generation. Generation records will have to be observed during the Additonal Hydro plant capacity first 6 months of operation before applying for Revision of CUF. How the auxiliary/night limited to the requirement for 58 RFP 28 2.5 Criteria for Generation The plant has been designed as a peaking station with fixed peaking consumption will be treated ? auxilliary consumption can be hours as per the requirement. allowed. Auxiliary consumption @1% is factored in CUF Can Concessionare install Auxiliary requirement has to be met by Diesel Generator (DG) Set additional plant capacity to meet the auxiliary requirement ?" PQ criteria Amendment Suggested : Criteria A (For Solar Criteria A (For Solar Power Power Project): Project): Three similar Three similar completed works of completed works of minimum 32 MW (40% of 80 minimum 32 MW (40% MW) each, any Solar Power of 80 MW) each, any Project Solar Power Project Or Or Two similar completed works of Two similar completed minimum 40 MW (50% of 80 works of minimum 40 MW) each, any Solar Power MW (50% of 80 MW) Project each, any Solar Power Or Project One similar completed work of Or minimum 64 MW (80% of 80 Existing Qualification One similar completed MW) any Solar Power Project Requirement would narrow down 59 RFP 33 2.9.2 Please refer to the Corrigendum – 2 – Sr. No. 4 work of minimum 64 competition and very few entities MW (80% of 80 MW) Note:- The work of Similar Nature would qualify. any Solar Power Project means: 1. Development* & Note:- The work of Commissioning of solar Power Similar Nature means Plant in India (Ground Mounted Development* & or Floating PV) including Detailed Commissioning of solar Engineering, Construction, Power Plant in India Operation and Maintenance of (Ground Mounted or the facility for at least Three (3) Floating PV) including year in last Fifteen (15) years Detailed Engineering, from date of commercial Construction, operation. Operation and (*Refurbishment, Augmented, Maintenance of the Upgraded, Purchased, Leased facility for at least Five plants shall be considered as a

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Criteria B (For Hydro Amendment Suggested: Power Project): The developer shall Criteria B (For Hydro Power have successfully Project): executed work of The developer shall have Similar Nature successfully executed work of including design, built Similar Nature including design, and operated at least 1 built and operated at least 1 (one) Small Hydro (one) Hydro Electric power plant Electric power plant in in Maharashtra having minimum Maharashtra having capacity of 10 MW with working minimum capacity of head of at least 55 Meters in last 10 MW with working 15 (Fifteen) years or above 10 head of at least 55 MW in last 20 (Twenty) years. Existing Qualification Meters in last 15 The facility should be in operation Requirement would narrow down 60 RFP 33 2.9.2 Please refer to the Corrigendum – 2 – Sr. No. 4 (Fifteen) years. The for at least ten years from date of competition and very few entities facility should be in commercial operation at would qualify. operation for at least minimum of 30%-40% plant load ten years from date of factor. The facility should have commercial operation generated 67 MU in at least one at minimum of 50% year in last 10 years of plant load factor. The operation. facility should have Note:- The work of Similar Nature generated 67 MU in at means Development* & least one year in last 10 Commissioning of solar Power years of operation. Plant in India (Ground Mounted Note:- The work of or Floating PV) including Detailed Similar Nature means Engineering, Construction, Development* & Operation and Maintenance of Commissioning of solar the facility for last 10 (ten) years

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(*Refurbishment, Augmented, Upgraded, Purchased, Leased plants will not be considered as a development for qualification of the project.)

Kindly provide "license to use agreement" as mentioned in the license to use agreement shall be provide by the MCGM at the time of 61 RFP 34 2.9.2.1 Site Handover clause as it not included in the Bid signing of Agreement documents Is it compulsory to form project Incorporation of a Yes, the bidder shall form a project company even if it’s an individual 62 RFP 35 2.1 company in case of Individual Project Company- bidder. Bidder submits bid ? "The PPA shall be Please clarify the actual 2.10.3 & adjudicated for stamp expenditure towards stamp duty 63 RFP 35 All the charges & duties shall be paid by the successful bidder 2.19 duty by the successful payable for executing the RFP bidder" document Will MCGM allow early commissioning of Floating Solar?

What tariff shall be payable? we request MCGM to consider 64 RFP 41 2.17.2 Early Commissioning early commissioning of floating Tender condition shall prevail solar project and purchase at 105% of PPA tariff.

Kindly also allow early part commissioning of both

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. component Hydro & FSPV of let say 50% of project capacity. Does all the technical qualified Step-IV- E-Reverse bidder will be shortlisted for eRA. 65 RFP 47 3.1.4 Yes, Your interpretation is correct. Auction Will there be no elimination for participation under Era. Maximum Number of Auto Extension- 6+ 6 Extension-Is that 3.1.4.2 mean in maximum possibility eRA VI & "Timelines for e- will be closed by 3 hour from the 66 RFP 48 3.1.4.3 Reverse Auction for eRA start time. In case there will a There shall be no extension after 6 + 6 iteration. Sr. No. each category.." bid received in the last second six 3.4 iterations of 10 mins then process shall not be extended and closed ? What all document such as Format Qualification Undertaking/Resolution or Letter 4.4 (B) need to be submitted in case 67 RFP 65 Requirement – Tender condition shall prevail Format Technical Bidder use the credential of its 4.5 Affiliates for meeting Technical Criteria ? The prescribed format is not the standard one as per industry practice, hence request MCGM to Format Irrevocable drop the requirement of 68 RFP 89 Tender condition shall prevail 4.12 Undertaking submission of such Format as pass through of any benefit is already governed under Change in Law clause of PPA. This prescribed format is again not the standard one as per industry practice,hence request Format4. Declaration Cum MCGM to waive the requirement 69 RFP 90 Tender condition shall prevail 13 Indemnity Bond: of submission of such format. Sr. No.1 of the Format.Please clarify this Sr. No. 1 talks about which Certificate Please clarify what is the relevance of this Notification- All the charges & duties shall be paid by the successful bidder. Format4. Circular Stamp Duty on 70 RFP 91 Please clarify in case of any This is for the sake of reference to the bidders for the payment related 14 Works Contract financial consequence to Bidder to stamp duty. with respect to this notification.

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Under the present opportunity, PPA with fixed tariff for 25 Years will be signed between MCGM & Developer, as this notification talks about implication of Stamp Duty on Work Contract whereas in this case PPA will be executed. Please clarify how Bidder need to factor value of stamp Duty as per this Notification. Page : The bidder shall follow the Government of India’s procurement policy 199/949 Cells and Modules shall Technical Bidder request for modules alone published from time to time. 71 199 Technical be domestically Specification manufactured domestically. Specifica manufactured The law of land at the time of procurement shall prevail. tion SPV models shall be of minimum efficiency of Page : 19% and system losses 201/949 shall be limited to 10%, Technical Bidder request to consider >16 % 72 201 Technical the PV Technology of Tender condition shall prevail. Specification efficiency Specifica CdTe ( Cadmium tion telluride Photovoltaics) or higher shall be considered.

Page : 202/949 SCB Enclosure degree Technical Bidder propose to have IP-67 for 73 202 Technical of protection shall be at Tender condition shall prevail Specification SCB Specifica least IP 68 tion Wireless communication interface shall be Page : provided to Bidder propose to have zonal 203/949 communicate the data Technical level monitoring at inverter by 74 203 Technical to SCADA. Tender condition shall prevail Specification providing string combiner boxes Specifica The following against string monitoring box. tion parameters shall be measured/ monitored and made available at SCADA.

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Page : 204/949 Bidder propose to have IP-65 as Technical 75 204 Technical PCU of P 68 (Outdoor) IP-68 is not available in Tender condition shall prevail Specification Specifica manufacturing range. tion Both Solar Cable & DC cable are Both solar and DC laid through the Conduits / on Page : cables shall be marine floaters, hence marine grade 207/949 cables not necessary, and the Technical grade cables complying 76 207 Technical specified standards does not Tender condition shall prevail Specification with relevant standards Specifica Both String & Main DC cover any marine grade. tion Cable of CU Can we go with the Aluminium conductor cables for cable between SCB to PCU? Page : Voltage Ratio of 209/949 Inverter duty Bidder suggest to go with voltage Technical 77 209 Technical transformer shall be 11 ratio of 33kV / Inverter output Tender condition shall prevail Specification Specifica kV / Inverter output voltage tion voltage Page : Bidder suggest to go with KNAN 210/949 Technical with ester oil transformers which 78 210 Technical IDT Cooling ONAN Tender condition shall prevail Specification are suitable and safe for Specifica operating on water. tion The specifications mentioned in the said clause are minimum Page : specification of the items. However, the successful bidder has to 221/949 MV Switchgear panel design and execute the items as per its own design which shall be Technical 79 221 Technical Highest system voltage Bidder request for 33kV approved by Engineer in charge & third party vetting agency. Specification Specifica 11 kV tion The Agency has liberty to upgrade the specification of the corresponding items if there is a requirement of the design.

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Lightning Protection System (LPS) for entire The specifications mentioned in the said clause are minimum Page : plant (off-shore and on- specification of the items. However, the successful bidder has to 237/949 Bidder propose to have an option design and execute the items as per its own design which shall be Technical shore) against direct 81 237 Technical of NFC standard ESE lightning approved by Engineer in charge & third party vetting agency. Specification and indirect lighting Specifica strokes shall be arrestors tion provided as per IS/IEC The Agency has liberty to upgrade the specification of the 62305:2010. corresponding items if there is a requirement of the design.

Page : The level of protection shall be 237/949 Protection level for the Technical based on the assessment 82 237 Technical entire plant shall be Please refer to the Corrigendum – 2 – Sr. No. 65 Specification calculations during detailed Specifica Level - I. engineering, please confirm. tion The SCADA System shall be built over Page : Industrial IoT 239/949 Bidder propose to have Non- IoT Technical architecture with 83 239 Technical Based SCADA system for Tender condition shall prevail Specification integrated Analytics, Specifica secure web access, optimisation. tion enterprise software and Database

Two isolated electronic Page : earth pits near to Bidder propose to interconnect 242/949 SCADA panel at every the SCADA system earthing with Technical 84 242 Technical Inverter and Control the plant earthing network only Tender condition shall prevail Specification Specifica Room with < 1 Ohm below ground to achieve better tion resistance shall be resistance and no interference. provided.

Page : lux level Internal and external peripheral Technical 249/949 Internal/Periphery roads are not applicable for 85 249 Tender condition shall prevail Specification Technical Roads 30 floating solar Islands. Specifica Transformer Transformer yards provided with

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. tion yard/Switchyard 200 in water body shall be provided with average 50 Lux. For transformer yards. Page : 253/949 Bidder request for removal of the Technical CCTV required at PCU 86 253 Technical same, if PCU are kept in floating Tender condition shall prevail Specification Installations Specifica on water tion The specifications mentioned in the said clause are minimum Page : Floating specification of the items. However, the successful bidder has to Please note this is only with one 277/949 system/platform shall design and execute the items as per its own design which shall be Technical equipment / walkway float , this 87 277 Technical be fenced with vacant approved by Engineer in charge & third party vetting agency. Specification can be used as walkway floats Specifica floats to demarcate during O&M. tion boundary. The Agency has liberty to upgrade the specification of the corresponding items if there is a requirement of the design. The Floating system shall be able to support The specifications mentioned in the said clause are minimum Page : the load of O&M specification of the items. However, the successful bidder has to 277/949 Bidder propose to have each float design and execute the items as per its own design which shall be Technical Personnel (at least 2 88 277 Technical designed maximum load upto 100 approved by Engineer in charge & third party vetting agency. Specification personnel 80 kg each) Specifica and equipment like KG tion String Combiner Box The Agency has liberty to upgrade the specification of the etc. corresponding items if there is a requirement of the design.

The floating system, or Page : sections thereof, shall 278/949 be anchored using Technical Please clarify what is the 89 278 Technical concrete blocks. Sea Please refer to the Corrigendum – 2 – Sr. No. 70 Specification limitation on sea floor drilling? Specifica floor drilling is not tion permitted for anchoring/tethering.

Bidder request for tender power evacuation SLD along with the interface of Hydro electric plant & Bidder has to submit his Power House General Arrangement Drawings 90 General General - Floating solar plant with the GIS and Single Line Diagram (SLD) with the detailed engineering substation and further connecting with the grid side substation , this will clear the scope of works. Is there any chance that bidder 91 General General - can propose AIS substation Not allowed.

against the GIS mentioned in

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mention of water depths with respect to lake bed. Bidder request to have water flow velocity data if any for the Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 96 General General - floating solar plant proposed No. 1 water body location Can we have aluminium winding 97 General General - inverter duty transformers Tender condition shall prevail

against the copper wound. Bidder propose to have 400mm maximum width of walking 98 General General - platform on both sides of each Tender condition shall prevail

segment having 4 number of module rows. Bidder propose to have floating inverter stations having located all the inverters, inverter 99 General General - Bidder shall carryout their own due diligence transformer , UPS, SCADA & HV Switchgear panels, please confirm us the same. If any land available

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. nearer to water body, it is requested vendor to provide the details for the same. RMU specifications shall be 100 General General - All VCB module RMU Shall be considered for MV system. provided for MV system Expected solar plant DC Capacity FSPV system of 80MW (AC) , respective DC capacity shall be calculated 101 General General - is not specified in tender, please by bidder clarify. What is the nearest substation available from the proposed plant for power evacuations, please 102 General General - Bidder shall carryout their own due diligence provided us the details along with the transmission line length, voltage and ROW of TL. Is there any battery limits and Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 103 General General - scope chart for the project please No. 1 provide us the same. If bidder can go with the string inverter , please provide us the 104 General General - Can be allowed as per best engineering practices any specific requirement of string inverters by customer if any. Please mention and specify the road & Darin requirements if any Yes, Approach roads & road side drains shall be clearly specified as per 105 General General - for on shore scope of works i.e. best Engineering Practise. for Substation and main control rooms. Only 132kV / 220kV Substation fault levels are mentioned in tender documents, bidder request to have other volatge 106 General General - Please refer to the Corrigendum – 2 – Sr. No. 65 fault levels for design consideration, otheriwse confirm bidder to consider the down stream fault level as per actual. Can bidder propose with HDG Cable trays wherever applicable, and also note that there are no 107 General General - cable trays considered for DC & Tender condition shall prevail

AC cables laying, other than the floating inverter station & within the MCR cable trench.

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modules. We request you to kindly provide General Arrangement Drawing showing Project layout, Scope of Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 109 General General works, bathymetry/ contours of No. 1 the area where we need to carry out excavation for Power House and Tail Race Channel Elevation of centreline of penstock at Intake and centre line elevation at the end of Y-piece may be provided please. Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 110 General General Elevations have been provided in Technical Specification Page No. No. 1 8. However, clarity is needed whether those refer to invert levels or centre line levels.

Please provide Channel L-section Ground profile, geological section, and Tail water levels Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 111 General General drawings. This is required to No. 1 assess the excavation quantities and also to understand the rock level particularly at Power House. Request you to kindly provide Reservoir plan and also Cross- sections of reservoir at intervals Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 112 General General of 50m. Also request you to No. 1 provide the maximum Drawdown Level of water in the Dam Reservoir Please provide drawing showing co-ordinates / Location 113 General General Bidder shall carryout their own due diligence substation land identified by MCGM PIM Francis turbine: mentioned as Bidder can submit option for Horizontal or Vertical Francis Turbine or Technical Clause horizontal axis in PIM, while in 114 5 both options (Main / Alternate Option) at the time of Detailed Specification no. 2.6, Technical specifications, it is Engineering Stage Page no. mentioned as vertical axis.

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. 5 of 8 Request you to kindly clarify the Technical type to Francis Turbine to be Specifica installed. tions Clause 1.1 a We understand that Height of Middle Vaitarna Dam is about 102 metre. The Gross head provided at Clause 1.2d is 98.5 m. We understand that excavation of Power House foundation may be Technical close to Dam foundation level. Specifica Request you to provide Existing tions Dam founding level and Technical Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 115 Clause powerhouse founding level below Specification No. 1 1.2 d, upto draft tube. This is needed as Page No. contractor will be excavating at 8 toe of dam to make the power house seated at elevation below the elevation of Y-piece mentioned at El. 182m. We need to assess the depth of Power House foundation compared to Dam Foundation. Please provide drawing showing Horizontal distance of Power House from Dam toe. We want to ascertain the slope that tail water will negotiate to join Vaitarna Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 116 General General River at El. 186.50 m as provided No. 1 in Clause 1.2 d of Technical Specifications. This may have influence on efficiency of turbines. PIM Proposed Installation Capacity Clause ….Further, it is proposed to install Rated Discharge for 1 machine = 14.11 cumecs no. 2.6, 2 units of 10.0 MW plus 15% Technical Rated Discharge for 2 machines = 28.22 cumecs 117 Page no. Continuous Overload (COL) each Specification Rated Discharge for 1 machine with 15% COL = 16.23 cumecs 5 of 8 so that the plant operates Rated Discharge for 2 machines with 15% COL = 32.45 cumecs Technical optimally as per the incoming Specifica discharge which can provide a

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We could find different figures for Power Generation under Normal Load and under 15% continuous Overload Request you to kindly confirm the correct discharge figures. Clarity on Line Protection Technical 5.1.1 (pg. 118 70 Switchyard Philosophy (Main I /main II or Tender condition shall prevail Specification 70) Main / Backup) Emulsifier system, Hydrant Technical 8.9 Fire Extinguishing system, Fire Alarm system for PH Portable Fire extinguishing system for Power House and Switchyard 119 83 Specification (pg.83) Equipments and Switchyard not mentioned shall be provided clearly. Output and Efficiency test as per IEC-41-1991 shall be conducted at different heads and guide vane Technical 2.5.4 Output and Efficiency openings to determine 120 41 Tender condition shall prevail Specification (pg.41) Tests guaranteed efficiency parameters but level variations may take more months (as per downstream requirement). Mismatch in specifications 1. Desired Turbine Efficiency at Rated Load is 93.92%. However, bidder mentioned in various sections has to offer his Guaranteed Technical Particulars as per his Design in SECTION (e.g.B. Facilities) and table his Bid. As per Section 2.2.1 given on Page 38 of Technical Technical SCHEDULE OF 121 174 -VI B (pg. provided for ‘TECHNICAL Specifications, minimum weighted average turbine efficiency has been Specification REQUIREMENTS 174) PARTICULARS OF E&M mentioned as 91%. The two values of efficiencies are different. Turbine EQUIPMENT TO BE INSTALLED AT has to be offered with minimum efficiency at rated load (93.92%) MIDDLE VAITARNA DAM TOE H.E. including weighted average efficiency of not less than 91%.

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Recording instruments shall be of the strip chart type with chart scales having suitable width. The charts shall be gear-driven by a self-starting synchronous motor Technical 1.18 (pg. MEASURING wound spring device having 122 15 Please refer to the Corrigendum – 2 – Sr. No. 66 Specification 15) INSTRUMENTS ample torque even at a reduced voltage and with at least 8 hours spring reserve. –

Latest FDRs and recorders can be used instead of old technology Battery of 300 AH 110 V DC for starting the DG set and a charger for charging the battery shall be Tender Condition shall prevail. Technical 8.12 (pg. DIESEL GENERATOR 123 84 included. Specification 84) (DG) SET Please refer to the Corrigendum – 2 – Sr. No. 67 & 68 Do we need such large size battery for stating DG? Month wise head variations data will be useful for calculating head Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 124 General General variation and the exact possible No. 1 generation. Requesting to owner to provide Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 125 General General monthly Inflow and discharge No. 1 data since 2014

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Requesting to owner to provide Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 126 General General monthly Lake Level & Lake No. 1 content data since 2014 Considering major portion of power evacuation is from 80 MW solar, bidder proposes to shift the Bidder shall carry out their own due diligence and before finalising the 127 General General location of the switchyard to design take approval from MCGM upstream side of Dam. Owner to confirm the change. Bidder proposes to evacuate power from hydro units with 11 kV double circuit line or cable and install 15 MVA transformers in 128 General General Tender condition shall prevail common switchyard for Hydro & solar portion on upstream side of Dam. Owner to confirm the change. Almost 90 % of the transmission PIM - Scope of Work for line route will be passing through 129 PIM 8 Page No. Concessionaire forest land. Bidder requests Tender condition shall prevail 8 of 8 owner to consider forest clearance in owner’s scope. For floating solar, to design anchoring system of the floats the variation in lake level is very important. Hence, Bidder request Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 130 General General owner to share maximum and No. 1 minimum lake levels on monthly basis from year 2014 (i.e. from commissioning of the dam) Reference “Project Information Memorandum” provided along with bid “Middle Vaitarna Dam has As per PIM, 1.53 Sq. Km is for developing 153 MW FSPV. Under this maximum water spread area of project, bidder has to develop only 80 MW FSPV with proportionate PIM - Proposed area of 6.42 Sq. Km. and minimum water area utilisation. 131 PIM 6 Page No. floating solar plant spread area of 5.10 Sq. Km. For 6 of 8 within lake the development of Floating Solar Bidder shall carry out their own due diligence and before finalising the Plant, MCGM can utilize only 30% plant location bidder shall take approval from MCGM. of the water surface area of the middle Vaitarna dam. In this project MCGM can utilize 1.53 Sq.

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Bidder request owner to indicate coordinates of any specific area proposed in lake for floating solar. The main purpose of the middle Vaitarna project is for supply of drinking water to City of Mumbai, hence daily discharge is maintained through existing dam outlet. The owner proposes to use same dam out let for 132 General General installation of hydro units. Hence, Tender condition shall prevail

in the event of non-availability of both the turbine Generator units during O&M phase, what is owner’s plan to provide / maintain water discharge from middle Vaitarna. Owner to please clarify. RFP - Bidder request Owner to provide Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 133 RFP 8 Page 8 of Clause 1.2e - Penstock drawings of Y piece. No. 1 949 During the period when outage of Y piece & the gate is required for connecting penstock to power house, Owner to please clarify below mentioned points RFP - The MCGM & Concessionaire shall finalise the construction

134 RFP 8 Page 8 of Clause 1.2e - Penstock methodology and can schedule outages without affecting the water 1. How many days of outage can 949 supply anytime during the construction period. be allowed for above work. 2. how MCGM will address the downstream water requirement (Possible use of river bed sluice) need to be clarified. It is difficult to submit Layout RFP - Clause 1.3 - Layout drawings along with Bid as it 135 RFP 9 Page 9 of Please refer to the Corrigendum – 2 – Sr. No. 57 drawings requires detailed engineering. 949 Bidder proposes to submit the

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. same during detailed engineering stage. Owner to provide Minimum water level to be maintained by Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 136 General General MCGM and their operational No. 1 philosophy for daily release of water. RFP - Clause 1.1C - Owner to provide Geotechnical 137 RFP 8 Page 8 of Bidder shall carry out their own due diligence. Foundations investigation report 949 For powerhouse foundations, controlled blasting will be RFP - For Power house foundations controlled blasting shall be done and Clause 1.1C - required close to dam 138 RFP 8 Page 8 of before doing so, limiting peak partial velocity shall be approved by Foundations foundation. Owner to clarify on 949 MCGM execution of controlled blasing for power house construction. General Arrangement Drawing Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 139 General Data Required showing project layout, Scope of No. 1 works, contours Elevation of centreline of Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 140 General Data Required penstock No. 1 Channel profile and Tail water Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 141 General Data Required levels sketches No. 1 Reservoir plans and Cross Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 142 General Data Required sections of reservoir at intervals No. 1 of 50m Location of substation land Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 143 General Data Required identified by MCGM No. 1 Existing Dam founding level, Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 144 General Data Required powerhouse founding level below No. 1 upto draft tube Horizontal distance of Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 145 General Data Required powerhouse from dam toe No. 1 Water Release data shall be made available Middle Vaitaran to be Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. studied. No. 1 Need the water release data, 146 General Data Required same to be provided. How is the concessionaire protected in the event of no The risk shall be covered in the force majeure clauses of the Draft PPA water in the dam? How is the concessionaire exempted from

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Location & proposed While Forest clearance mentions- Area of Forest diversion is 634 ha. activity details of Non- Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 150 General (Submergence + Non submergence Forest No. 1 area: submergence), we need location & proposed activity details of

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Non-submergence area. This must be part of Forest Clearance application documentation provided by MCGM during process of Forest Clearance. Preferably, we need Forest Map from MCGM. Present Ownership Status and Area (in Ha.) of the land where MCGM had constructed labor Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 151 General Land colony and site office. We could No. 1 see remains of the demolished structures on site near Entry Gate of the premises. By the procurement date, Procurement contract will start concessionaire have already from appointed date, we request invested a considerable amount 152 General PPA Duration Tender condition shall prevail you to start it from PPA signing in getting licences/permissions date. etc. which needs to be secured under PPA agreement. As per RFP Clause No 2.20, the Detailed Project Report including survey and investigations are to be carried out by the Concessioner which is a pre- requisite for the Financial Closure. As such we request you to clarify whether any Pre- Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 153 RFP 2.2 29 DPR feasibility Study had been carried No. 1 out. The Survey Data including Geotechnical Investigation Data are necessary to be provided by MCGM for the pre-bid stage design as well as estimation of EPC cost to arrive at a competitive tariff. As per the Project Information Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. Memorandum, at dam site No. 1 following Infrastructure was 154 PIM General constructed at the time of dam For NDT, successful bidder shall carryout their own due diligence with construction. prior approval of MCGM. • Penstock, (water tunnel of 3.5

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mentioned as 75 MW appears to be a typo error, and It should be 80 MW instead of 75 MW.

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Request you to kindly confirm. The transmission Line including the Power evacuation facility is still kept open and therefore we Tender condition shall prevail. And beyond metering point to the propose that M/s MCGM should Delivery point / Interconnection Point / metering point all applicable co-ordinate with State charges and cost to comply including additional/ augmentation of Transmission utility to facilitate Transco infrastructure to inject the power into the system as per the 157 General General the Concessionaire. Open Access policy certified by MSEDCL/MSETCL and incompliance The power evacuation with the MERC regulations shall be borne by the MCGM or shall be arrangement needs to be reimbursed by MCGM to Concessionaire based on the submission of finalized by MCGM at bid stage to documentary evidence by bidder. enable the bidders to compute the cost of evacuation arrangement. Reservoir levels appears to be varying in a high range. The Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 158 PIM 3 Project Location details of this variation may No. 1 kindly be provided by the MCGM. Assurance of Water availability Bidder shall carry out their own due diligence. And Simulation studies 159 General General and its value throughout the year shall be done by bidder may please be provided to us. Following Project Details are required: • Latest Topographical survey covering complete project layout /components in AUTOCAD file. • Latest Geological and Geo- technical details/ investigations results Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 160 General Data Required • Latest Hydrological data viz. No. 1 monthly / ten daily average inflows and outflows and corresponding reservoir level since dam operation. • Variation in Tail water level / Tail water rating curve • Type /Grade of steel of Penstock piece already embedded in the dam We presume that the location of 161 General General Bidder shall carry out their own due diligence. Power House must have been

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also remain closed. This may supply anytime during the construction period. please be confirmed. Intake gate operation shall be such that only permissible leakage takes place downstream of the gate. The timeline of 24 months prepared for hydro generation units is very challenging. The concessionaire is required to 164 General Timeline Please refer to the Corrigendum – 2 – Sr. No. 2 prepare a DPR and also obtain all environmental, forest clearances (if any), blasting licenses etc. in view of this, the timeline may be

Municipal Corporation of Greater Mumbai Page 56 of 66 Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam”

Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. extended to 36 months. The FSL of MV reservoir is mentioned as EL 285 m and Salient Water Levels of MVD shall be: MDDL as EL 220 m. A horizontal 1. FRL = EL 285 m Francis turbine is proposed for 2. MDDL (Power) = EL 221 m hydro power generation. The 3. TWL = 185 m 165 General Technical normal operating range of a 4. TWL (Avg.) = 186.5 m Francis turbine does not permit 5. Rated Head = 80 m operation over 65m head 6. Minimum Head = 68 m variation. The normal operating 7. Maximum Head = 93 m range for power generation may please be clarified. After power generation, water shall be released in the Vaitarna River. For safety during floods, suitable flood protection measures may be required for Powerhouse. For assessment of Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 166 General Technical these measures, flood discharge No. 1 capacity of Middle Vaitarna dam may be provided along with details of spillway gates and energy dissipation arrangement and river cross-sections near Powerhouse / Tailrace. We understand that the Land at Right Bank at downstream of Dam is already allocated to MCGM. The Concessionaire is not required to make any payment MCGM has possession of majority of land required for Hydro Power for land towards installing Power Project, head race, penstock, tailrace etc. Any additional land required House and Tail Race Channel / for developing & operating project facility as per the approved detailed Tunnel. It may require only a engineering shall be acquired as per the land acquisition policy of 167 General General permission stating purpose of use Government.

of the land, which will be routed through MCGM. Please confirm. The cost of such land acquisition if met by the developer on Also we understand from Site instructions of MCGM shall be reimbursed by the MCGM along with Visit that Concessionaire can use the necessary documentary evidence. the available land at downstream of Dam at Right Bank for his Construction Facilities and stacking excavated material.

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permanent Lighting of Power House and Tail Race Channel. Request you to kindly provide average availability of Power i.e. no. of hours per day when Grid Power is available. We understand that water from Middle Vaitarna Dam (from upstream and / or downstream) can be used by Concessionaire for For Construction activities & Camps water shall be provided at free of 169 General General construction activities and Camp. cost arrangement for the supply has to be approved by MCGM. In case it is chargeable, request you to kindly provide us the nominal chargeable rates towards consumption of water. Please confirm whether the Tail Race Water outfall can be Location of Tail Race provided before the Bridge at 170 General Bidder Shall carry out their own due diligence. Outfall Downstream of Middle Vaitarna Dam i.e. between the Dam and Bridge. How will the concessionaire be In MNRE SBDs following 171 General Power Evacuation paid for Offtake constraints due conditions are covered : Please Refer Draft PPA clause no. 16.6.2

to Transmission Infrastructure / 1. Generation Compensation in

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2. Generation Compensation in offtake constraints due to Grid Unavailability

3. Offtake constraints due to Backdown Prospective Bidder – 6 Please clarify whether the Solar PPA Clause 2.1 (Pg 117) RFP document for Plant capacity is of 80 MWp (DC) mentioned Solar Plant capacity as 1 RFP & PPA 10 2.2 Renewable Hybrid or 80 MW (AC) capacity. Our It shall be read as 80 MW (AC) 80 MWp whereas in RFP Clause Energy Project facilities solutioning will be majorly 2.2.1 it is mentioned as 80 MW dependent on this clarification. In RFP- “Delivery point / Interconnection Point / metering To remove any ambiguity, point” shall be the point at which request you to kindly define Renewable Hybrid Energy Project Delivery Point as per RFP facility developer uniformly- (Concessionaire) shall deliver the PPA- “Delivery point / Interconnection Definitions- Delivery power to the MSETCL substation. 2 RFP & PPA 107 - Point / metering point” shall be Please refer to the Corrigendum – 2 – Sr. No. 8 & 25 Point RFP- 7 the point at which Renewable In PPA- “Delivery Point” means Hybrid Energy Project facility any point in the intra-state Grid developer (Concessionaire) shall where the electricity supplied by deliver the power to the MSETCL Concessionaire) shall deliver the substation...." power to STU under this Agreement is received by MCGM; We want to highlight that as per All transmission charges, the tender the Delivery Point is transmission losses and other the point of interconnection of open access charges (if any the Project with STU substation. Yes, beyond metering point to the Delivery point / Interconnection Tariff for supply of applicable) scheduling charges for MERC does NOT specify any kind Point / metering point all applicable charges and cost to comply 3 RFP 27 2.3.1 (e) power any SLDC/RLDC up to delivery of charges/ losses before the including additional/ augmentation of Transco infrastructure to inject point shall be payable by the interconnection of the Project the power into the system as per the Open Access policy and Concessionaire in compliance of with the Grid. All the technical incompliance with the MERC regulations shall be borne by the MCGM. MERC regulation amended from losses before delivery point will time to time. be borne by the Bidder. However, please confirm that beyond the

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Delivery Point, the charges such as additional surcharge, cross subsidy surcharge (CSS), transmission charges, transmission losses shall be borne by MCGM. The Concessionaire represents and warrants that it has ascertained and assessed the applicable transmission losses till the Delivery Point as determined by the Appropriate Commission for and in respect of the Bid Date, and expressed in the form of their We want to highlight that as per proportion to the electricity the tender the Delivery Point is supplied hereunder at the the point of interconnection of Delivery Point. The the Project with STU substation. Concessionaire acknowledges, MERC does NOT specify any kind agrees and undertakes that the of charges/ losses before the product of such transmission interconnection of the Project Yes, beyond metering point to the Delivery point / Interconnection losses (expressed in kWh) and the with the Grid. All the technical Point / metering point all applicable charges and cost to comply Tariff shall be due and payable by 4 PPA 28 5.6.1 losses before delivery point will including additional/ augmentation of Transco infrastructure to inject the Concessionaire to MCGM and be borne by the Bidder. Please the power into the system as per the Open Access policy and shall be adjusted in the relevant confirm that beyond the Delivery incompliance with the MERC regulations shall be borne by the MCGM. Monthly Invoice. Point, all the applicable charges For the avoidance of doubt and such as additional surcharge, by way of illustration, the Parties cross subsidy surcharge (CSS), agree that if the transmission transmission charges, losses in any month are transmission losses etc. shall be equivalent to 1 (one) lakh units borne by MCGM. and the Tariff payable for that month is Rs. 3 (Rupees three) per kWh, an amount of Rs. 3,00,000/- (Rupees three lakh) shall be due and payable by the Concessionaire to the MCGM and shall be adjusted in the Monthly Invoice for that month. “Capacity Utilisation Factor” or Please confirm that the CUF of Definitio “CUF” shall have the same 19% is the AC CUF. As per the 5 RFP 6 CUF Yes, your understanding is correct. CUF of 19% is the AC CUF ns meaning as provided in MERC MERC Regulations as well as in (Terms and Conditions for Tariff the technical specifications, CUF

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CUF for the SPV Plant shall not be less than 19% Article Clause 10.1 does not provide the “Contracted Capacity” shall have 25- definition of the Contracted 6 PPA 106 Contracted Capacity the meaning as set forth in Clause Please refer to the Corrigendum – 2 – Sr. No. 26 Definitio Capacity. Kindly include this 10.1; ns definition in the PPA. The tender requires that CUF for the SPV plant shall not be less than 19%. However, please The required generation of confirm that there is no upper electricity per annum shall be cap on CUF of the SPV Plant and 67.98 Million Unit from Hydro- There is no upper cap of CUF in case of Floating Solar Power Plant. RFP-12 the bidder is free to propose CUF 7 RFP & PIM 1.1.1 Annual Generation Unit electric plant and 140.58 Million PIM-3 as per the most optimum design Unit from Floating solar energy Also the unit generation of 140.58 MU is a minimum requirement. in order to achieve minimum project through Competitive tariff. Also, please confirm that Bidding Process the provided required generation of 140.58 MU (equivalent to 20.06% CUF) is only indicative. The designed array capacity at STC shall be suitably determined to meet the proposed guaranteed The specifications mentioned in the said clause are minimum Please confirm that the bidder is generation output at the point of specification of the items. However, the successful bidder has to free to design solar array as per interconnection by the contractor design and execute the items as per its own design which shall be Technical the most optimum DC capacity in 8 196 2.7 Design Philosophy in his bid. The contractor shall approved by Engineer in charge & third party vetting agency. Specifications order to achieve the lowest tariff. take care of first year degradation Any restrictions on DC capacity also by installing additional DC The Agency has liberty to upgrade the specification of the will result in increase in tariff. capacity as the CUF calculations corresponding items if there is a requirement of the design. will not factor the first-year degradation of the modules. Concessionaire shall maintain Solar generation is a weather RFP- 2.6 RFP- 29 Shortfall in generation/ generation so as to achieve minus linked phenomenon and varies 9 RFP & PPA PPA- Tender condition shall prevail PPA- 47 Energy Purchase & Sale five percent (-5%) variation of the year on year, normally in range of 11.1.4 declared value of CUF. +/- 10%. Request MCGM to allow

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. -10% variation of the declared value of CUF. Solar generation is a weather linked phenomenon and varies MCGM shall purchases the excess year on year, normally in range of 10 RFP 29 2.7 Excess Generation generation and the same will be +/- 10%. Request MCGM to Tender condition shall prevail done at rate of 75% of PPA Tariff offtake Excess Generation upto 110 % of declared CUF at same PPA Tariff. Assuming Solar & Hybrid set up, the Tariff no. seems Fine without the below mentioned charges. It is proposed that Bus-Bar Tariff Yes, beyond metering point to the Delivery point / Interconnection should be considered as Point / metering point all applicable charges and cost to comply Levellised Tariff for Evaluation. All including additional/ augmentation of Transco infrastructure to inject other charges like: "Wheeling, OA the power into the system as per the Open Access policy and The ceiling tariff for the bid is Rs. 11 RFP 28 2.3.1 (a) Tariff charge, CSS, Transmission charge incompliance with the MERC regulations shall be borne by the MCGM. 4.48 / kwh. & DSM etc." shall be borne by MCGM. It would be difficult to Tender Condition shall prevail and bidder can appeal to MERC if the maintain the tariff ceiling in case change of cost due to the reasons beyond the control of the the tariif inclues regulatory concessionaire for tariff revision. charges. The present regulatory charges applicable is in the range of Rs 1 to 1.5/unit. Please clarify whether the mentioned CUF is on DC or AC. It RFP & TECH is acheivable in case of AC CUF, 28 & 2.5 & CUF for the SPV Plant shall not be 12 SPEC: SOLAR CUF however it is difficult to achieve Yes, your understanding is correct. CUF of 19% is the AC CUF 200 1.3.6 less than 19% SECTION B minimum 19 % DC CUF as the Location falls under Low Irrdaition zone. MCGM should share the Exact De-Marcated Water Area for Setting Floating Project keeping The system shall be designed for DC Oversizing of system inline. the water surface area shall not Horizon Shadowing would be a Please refer to the Corrigendum – 2 – Sr. No. 58 TECH SPEC: 13 195 1.9 Area Utilization be more than About 10,000 - Key Factor for SPV Area SECTION B 11,000 square meters/ MW of Utillization, hence requesting to For further clarification Bidder shall carryout their own due diligence installed capacity. withdraw the Specific Sq Meter requiremment/ MW. Optimum Area Utillization shall be suggested to MCGM after

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. detailed survey. ALMM Approved List is yet to be released by MNRE (Earlier ALMM Approved List is yet to be released by MNRE therefore Modules Deadline was Sept-2020 & new shall be selected from Shared vendor List in Technical Specification. Deadline is yet to be announced). TECH SPEC: 14 198 B 1.1 PV Module ALMM Approved List Requesting to Withdraw the The bidder shall follow the Government of India’s procurement policy SECTION B ALMM requirement. Modules published from time to time. shall be selected from Shared Make List in Technical The law of land at the time of procurement shall prevail. Specification (Page No. 947) a) Approved Make List for PV Modules as per Shared Technical Document (Page No. 947) contradict this Clause. b) To achieve envisage Generation in Provided Area, Use The bidder shall follow the Government of India’s procurement policy of Higher Wattage Cell/Module is TECH SPEC: Origin Manufacturing Cells and Modules shall be published from time to time. 15 200 1.2 (Xiii) required. We thereby request SECTION B of PV Module domestically manufactured MCGM to allow use of imported The law of land at the time of procurement shall prevail. cells and modules. c) Since the cell manufacturing capacity is limited in India, it would restrict us to few vendors which might have adverse impact on project tariff. Request MCGM to carify the term SPV models shall be of minimum "System Loss" in the clause. TECH SPEC: efficiency of 19% and system 16 201 1.2 (Xiv) System Loss (Typically for SPV Projects PR Tender condition shall prevail SECTION B losses should be 75% & 25 % from other shall be limited to 10%, system losses) SCB is not required In case of String Inverter Configuration as all required DC Protections are Inbuilt within Inverter. Inverters will be Placed within a Radius of TECH SPEC: Exclusion of SCB In case of String 17 202 2 String Combiner Box ~50-65 Meter of PV Araay. Tender condition shall prevail SECTION B Inverter Requesting MCGM to relax the use of SCB in case of String Inverter. Use of SCB shall add higher Commercials/maintenance cost which may affect Tariff nos.

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. Widely Available Outdoor Inverters are having Degree of Protection of IP: 65/66 (Compliance to IEC 60529). Even TECH SPEC: Degree of protection: IP 55 SECI (Rihand) tender doen`t have 18 204 3.2 Inverter Tender condition shall prevail SECTION B (Indoor)/IP 68 (Outdoor) specific requirement. Requesting MCGM to relax the Clause as the requirement restrict us to few vendors which might have adverse impact on project tariff. Widely Available Outdoor Inverters are not having LED/LCD Display. We can provide the TECH SPEC: centralised display and remote 19 205 3.3.8 Inverter LCD/LED Display Tender condition shall prevail SECTION B monitoring for the project. Having specific LCD/LED display panel invertes might have adverse impact on commericals. MCGM should allow the use of Aluminium Cable as a TECH SPEC: 20 207 4.1 DC Cable SCB-PCU (Copper/XLPE) replacement of Copper cable Tender condition shall prevail SECTION B (From SCB to PCU) in case of Central Inverter confiuration Requesting MCGM to allow Bidders in order to choose TECH SPEC: Voltage Ratio (11 kV / Inverter 21 209 5.2 Inverter Duty Trafo Highest System Voltage on Tender condition shall prevail SECTION B output voltage) Inverter Transformer as per Design requirement Requesting MCGM to allow use of TECH SPEC: MCCB Release: Micro Processor 22 214 6.2 LT Switchgear Thermal Magnetic relased Based Tender condition shall prevail SECTION B Based MCCB for rating upto <800 Amp The clause terms can only be achieved for Central Inverter Voltage Drop from PCU to Trafo Configuration. For String Inverters (<0.5%) & Trafo to Evacuation DC Voltage Drop should be <0.6 % TECH SPEC: (<0.5%) & The average voltage 23 230 4.6/8.5 AC CABLES/DC Cable & AC Voltage should be restricted Tender condition shall prevail SECTION B drop in the cables (Modules to to Min 3 % combinedly (for LT & Inverter) shall be limited to 1.5 % HT). Requesting MCGM to of the rated voltage. provide flexibility for designing the same. MSETCL 132 KV Sub-station Since Most of the S/S are not Bidder may do their due diligence for finding out the spare capacitates 24 PIM 6 PIM Evacuation STU Igatpuri Included in MSETCL cluster List (a) or feeder enhancement plans from MSEDCL/MSETCL /STU at these

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Development of Renewable Hybrid Energy Project Facilities of Hydro Electric Power Plant and Floating Solar PV Power Project at “Hinduhridaysamrat Shivsenapramukh Balasaheb Thackeray Middle Vaitarna Dam” RFP RFP Sr. Document Page Clause Clause Title Queries/ Clarification Justification by the Bidder Response to Query No. No. No. MSETCL 110 KV Sub-station Also Igatpuri doesn`t have locations including LILO option at suitable location. Shahapur available capacity). Requesting MSETCL 220/400 KV Sub Station MCGM to confirm the Available Gandre Capacity for all S/S. MSETCL 400 KV Sub-station at Kudus MSETCL 400 KV Sub-station at Padgha Provided further that the Consortium Agreement shall not We request Intimation to the Bid submitted by a be amended without the prior 25 RFP 23 1.13.1 procurer should be allowed Tender condition shall prevail Bidding Consortium written approval of the instead of written approval. Procurer/Authorized Representative Maintaining its controlling shareholding (controlling As the controlling shareholding is shareholding shall mean not less to be mandatorily maintained for than 51% of the voting rights and One year only, after one year paid up share capital (including change in shareholding should be fully, compulsory and mandatory allowed with intimation to convertible preference shares) Obligations relating to MCGM. Request you to kindly 26 PPA 27 5.3(a) prevalent at the time of signing of Tender condition shall prevail Change in Ownership revise the clause to: PPA up to a period of One (1) year "Transfer of Controlling for project after commercial shareholding will however be operation date Transfer of allowed after one year of COD Controlling shareholding will only with the prior intimation to however be allowed after one MCGM." year of COD only with the permission of MCGM. For the purpose of smooth and timely execution, we request that Bidders has to comply with all the obtaining all necessary Consents, Clearances Environment clearances, other 27 RFP 34 2.9.2.2 enviornmental clearances, Tender condition shall prevail and Permits clearances, Consents and Permits consent and permits from the from the concerned department concerned departments should be in the scope of MCGM. Request MCGM to clarify the followings points: Details of Middle Vietarna a) Type of waterbody bottom Please refer to the Corrigendum – 2 – Inspection of Existing Data – Sr. 28 GENERAL ------Reservior (mud/concrete ). Please clarify if No. 1 we can refer PIM (pg no.3), which states Concrete floor

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The law of land at the time of procurement shall prevail.

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