Report Accompanying the Estimate for Excavation of Diversion Channel from Nallagatturevu Checkdam of Sivaramapuram (V) Santhipu
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Report accompanying the estimate for Excavation of diversion Channel from Nallagatturevu Checkdam of Sivaramapuram (v) Santhipuram (m) to Chennamma cheruvu of Giddeganipalli H/O Kangundi (V) Kuppam (M), Chittoor District. Estimate Cost: 736.5 Lakhs . PREAMBLE The work “Improvements to Excavation of diversion Channel from Nallagatturevu Checkdam of Sivaramapuram (v) Santhipuram (m) to Chennamma cheruvu of Giddeganipalli H/O Kangundi (V) Kuppam (M), Chittoor District.” was proposed by the Hon’ble chief Minister Sri. Nara chandrababu Naidu garu. Surplus water in Palar river is getting wasted and flowing into Tamilnadu state.Therefore surplus water is diverted from Nallagatturevu checkdam situated in Palar river into Chennamma cheruvu of Kangundi (v) in Kuppam (m) of Chittoor dt. The proposed work is very essential to irrigate an ayavut of 338 acres of Giddegaipalli H/O Kangundi (v) of Kuppam (m) in Chittoor dt. LOCATION The proposed scheme is located at about 1 Km West to Sivaramapuram (v) and Santhipuram Mandal of Chittoor district. The Global coordinates are as follows: Latitude : _12_0 - _49’ - _10 ” Longitude : _78 _0 - 26 ’ - 30 ” SI Sheet No. 57 L/5 Scale 1:50,000. YIELD & AYACUT The tank is having an ayacut of 338 Acres(direct & indirect) with a capacity of 21.99 Mcft. Catchment area : 421.25 Sqkm (Free); 701.812 Sqm (Intercepted) Total : 1123.0625 Sqkm. Yield available in palar river: 3757.2274 Mcft. Yield utisization : 5.377 Mcum Proposed STANDARDS:- Free board 0.50 Head of discharge 0.60 CBL @ starting 679.49 Bed Width 4.00 to 10m Side Slopes U/s 1:1.5 Top of Bank width 2.50 RATES & DATAS:- The rates adopted are as per the common current SSR for the year 2014-15, of all Engineering Departments of Andhra Pradesh. The Cement and steel rates are considered as Rs. 6,000 / MT, and Rs. 46,500 / MT applicable for the 3rd month of the 1st quarter i.e.January month of SSR Year 2014-15. The seigniorage charges as per G.O. MS No. 198, Ind. & Com. (M.I) dept., dt. 13- 08-2009 is included in the data rates. LEADS:- The details of leads of the materials proposed are follows. Description Lead in Kms Crushed Metal 25.00 Rough Stone OTG 5.00 Sand for Mortar / Filters. 26.00 IMPEROVEMENTS TO BUND:- The existing Checkdam requires improvements as it is getting leakages and storing less water asthough it has good catchment. Hence it is proposed to rise the height of checkdam and skinwall in the estimate. The cost of this sub head working out to Rs. 85.69 Lakhs. CONSTRUCTION OF DIVERSION CHANNEL:- As there is surplus water in in Palar river, it is proposed to divert water from Checkdam to Chennamma cheruvu by constructing diversion channel. The cost of this sub head working out to Rs. 475.74 Lakhs. 2 CONSTRUCTION OF Pipe Culverts across proposed Diversion Channel at required Chainages:- It is proposed culverts at the following Chainages. Culvert-1 @ ch 0.33 km Culvert-2 @ ch 1.05 km Culvert-3 @ ch 1.53 km Culvert-4 @ ch 2.01 km The cost of this sub head working out to Rs. 52.67 Lakhs. PROVISION TOWARDS VAT @ 5.00% An amount of Rs. 34.688 Lakhs is provided in the estimate at 5% on works. PROVISION TOWARDS LABOUR CESS @ 1.00% An amount of Rs. 6.93 Lakhs is provided in the estimate at 1% on works. PROVISION TOWARDS TENDER PUBLICATION CHARGES An amount of . Rs._1.00 Lakhs is provided towards the above item. PROVISION TOWARDS PHOTOGRAPHIC, VIDEOGRAPHIC CHARGES XEROX AND UNFORE SEEN ITEMS etc. An amount of Rs._9402/- is provided towards the above item. The total cost is worked out to Rs. 736.50 Lakhs , priced with the current SSR 2014- 15. DEPUTY EXECUTIVE ENGINEER ASSISTANT Exe. ENGINEER IRRIGATION SUB DIVISION IRRIGATION SECTION KUPPAM. SANTHIPURAM Executive Engineer Irrigation Division Palamaner 3 4 .