Sinking of New Borewell and Well Water Distribution Pipe Line at Vasantham Nagar in ward No 95 South Zone, Coimbatore Corporation.

Amount

Provision for Geologist from the TamilNadu Agricultural University for inspecting the site and for making the borewell point as per departmental officers instructions etc. complete

Drilling of borewell 200 mm dia vertical bores depth as directed by the departmental officers including labour charges for inserting causing pipe assembling in the drilled holes including welding, jointing, grouting the casing pipe etc.,as per departmental officers instructions etc. complete .

Supply of 200 mm dia (inner) PVC casing pipe suitable wall thickness including erection and welding including the cast of coupling etc complete.

Drilling of borewell 150 mm dia vertical bores depth as directed by the departmental officers including labour charges for inserting causing pipe assembling in the drilled holes including welding, jointing, grouting the casing pipe etc.,as per departmental officers instructions etc. complete .

Supply of 150 mm dia (inner) PVC casing pipe suitable wall thickness including erection and welding including the cast of coupling etc complete.

Supply and delivery of clear water vertical wet type submersible pumpset suitable for 150mm dia borewell conforming to IS 8034/2002 as amended thereafter and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. The pump shall be directly coupled to a continous rated two pole suitable wet type vertical squirrel cage induction motor as per IS9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/- 10 %, 50 HZ +/- 5 %

Supply for 4mm²x3 core copper insulated flat cable as per departmental officers instructions etc. complete .

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, Voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days.

Supply and delivery of the following Well water materials approved brand as per list with ISI marking and an approved by corporation officers.

50mm GI pipe B Class

50mm GI coupling

50mm GI Bend

50mm GM Non return valve

50x300mm GI nipple

50x450mm GI nipple

50x600mm GI nipple

50mm borewell clampset

50mm dia GI elbow

50x150mm GI barrel nipple

50 mm dia GM gate valve

50mm dia hex nipple

50mm dia flange set

63mm pvc pipe

63mm pvc MTA

63mm pvc fta

63mm Upvc tee

63mm x20mm Saddle

20x900mm GI Barrel Nipple

20x600mm GI Barrel Nipple

20x300mm GI Barrel Nipple

20mm GI elbow

20 mmGI Tee

20x150mm GI Barrel Nipple

20mm Waste Not Tap

Earth work excavation in all soil including refilling

Towards labour charges for laying and jointing GI Pipe and Specials etc.,complete as per standard Specification

Towards labour charges for laying and jointing PVC Pipe and Specials etc.,complete as per standard Specification

Supply and run of 4 of 4 sq.mm. (56/0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in 25mm dia GI pipe (Class 'B') bent at both ends with necessary angle iron up right and end supports for mains

HGS SS.20.B. Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS.20B (ScH.No.62) (P.No.22)

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Supply and erecting shuttering including necessary supports for plane surfaces such as RCC column, footing, plinth beam, stair case etc., in all floors using mild steel sheets of 90cm X 60cm and 10 gauge stiffened with welded mild steel angle for boarding supported by casurina props at suitable intervals etc., completed complying with standard specification and as directed. Sl.No.122

Plain Cement Concrete 1:3:6 (one cement, three fine aggregates and six coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Earthing arrangements with GI Earth Plate including charcoal and salt with necessary excavation in all soils and to full depth as may be required and masonry work, re-filling the sides of foundation with excavated earth as per the standard specification and as directed by the Departmental Officers.

Supply and fixing of TNEB meter board suitable for 32A three phase service connection with 3 Nos. 32A fuse unit (500V) 32A neutral link and earth link (1" x 1/8" copper flat) on TW plank of size 600mm x 450mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit

Add :- GST @ 18%

A.M.Rajagopal (BID ID -1264450)