Providing Borewell in front of D Block for 1848 MSB flats at Kavundampalayam in Coimbatore

Amount

Driling of 150mm (6") dia vertical clear bores in Hard rock in any habitation any where in Coimbatore District to any required depth as directed by the officers concerned including labour charges for inserting M.S/P.V. C. Casing pipes to any required depth, assembling in the drilled hole including welding joints if necessary, grouting the casing pipes including welding proper yield test at final depth (by providing 90"V" notch fitted in a formed channel and the correct yield at the time of free flow in the channel while flushing the bore after completion of drilling process should be as certained of any report) and including transportaton, crew and fuel charges for rigs and supporting vehicles from one place to another place etc., completed and as directed by officers concerned.

Upto 150m below GL

From 151m upto 180m

From 181m upto 210m

From 211m upto 240m

Supply and delivery of 150mm OD PVC casing pipe as per specification with ISI mark including of all taxes etc., complete.

Supply of fixing 6" dia PVC end cap of suitable cover for 6" dia bore well conforming to ISI specifications etc., completed and as directed by officers

Supplying and fixing of 50mm UPVC Column PIPE (UPVC pipe jointer) from pump etc., complete complying with standard specification., as directed by the departmental officers.

Supplying and tying of Nylon rope of 18mm dia thread make with best quality for holding submersible pump etc., complete as directed by the Executive Engineer. The Rope should be got approved by the Executive Engineer before use on works.

Supplying at site of 3 phase 7.5HP submersible pumpset into borewell with pipes etc.,all complete in all respects complying with relevant standard specification.

Supplying and fixing of 3 phase panel board star delta starter with two level guard and auto start for 7.5 HP motor of ISI make including transportation charges, erection charges and taxes etc., complete and as directed by the departmental officers.

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. Above 5.00 H.P to 10.00 H.P

Supplying and fixing of 4 sq.mm PVC flat submersible 3 core copper flat cable of approved quality with ISI mark of conforming ISI specification including cost of cable, conveyance and fixing charges etc.,complete in all respects, and as directed by the departmental officers.

suppling and delivery of PVC Rigid conduit pipe 25 mm heavy duty with ISI mark approved quality with ISI mark including cost of labours,conveyence and all material etc completed.

Supply and Fixing of 50mm dia UPVC pipes used for commercial purpose for supply of waer below the ground level of schedule 18 with ISI mark at best quality, conforming to IS specification including cost of materials and conveyance etc complete in all respects and as directed by the departmental officers. (Including Earthwork)

Supply & fixing 75mm dia GI Reducer for the outlet pipes of the bore well with necessary connections etc., complete in all respects and as directed by the departmental officers.

Supply, erection, testing and commissioning of Gun Metal Gate Valve of size 50mm dia size including necessary MS flange of table ‘E’, gaskets, bolts & nuts etc., installed at pump house delivery line for the purpose of priming water to suction line including conveyance, all incidental charges, neccessary scaffolding and re-doing the dismantled portions to its original condition wherever found neccessary, etc., complete as per standard specification and as directed by the Departmental Officers.

Supply, erection, testing and commissioning of Gun Metal Non-Return Valve of size 50mm dia including necessary MS flange of table ‘E’, gaskets, bolts & nuts, etc., installed at pump house delivery line for the purpose of priming to suction line so that to control one way including conveying, fixing and incidental charges etc., complete as per standard specification and as directed by the Departmental Officers.

Supply & fixing of UPVC specials 50 mm dia union for the outlet pipes of the bore well with necessary connections etc., complete in all respects and as directed by the departmental officers.

Supply & fixing of MS C clamp set heavy type with necessary nuts and bolts complete as required by the departmental officers

Construction of Inspection Chamber of 60x60x90cm with Brick jelly Concrete 1:8:16 (One part of cement, eight part of sand and sixteen part of brick jelly) using 40mm guage broken jelly 15cm thick for foundation and 23cm thick Brick masonry in CM 1:5 (one part of cement and five part of sand) using stock bricks of size 9"x4 1/2"x3" plastering with CM 1:3 (one part of cement and three part of sand) and 12mm thick of both sides top and bottom including Earth work excavation and SFRCC (Fibre reinforced concrete cover slab) of 45/60cm dia heavy duty but including benching, channeling, fixing cover slab in position, curing and furnishing etc., complete in all respects.

Sub Total

P.SURESH (BID ID -1126793)