Namakkal DT - Kalappanaickenpatty TP General Fund 24-25- Ward 4 Borewell flushing

Amount

Rate for flushing of borewell of 6” dia requiring less than 4 hours operation using drill rods/ hose with required size of pipes for various capacity compressor including transportation, labour, and fuel charges for compressors as directed by the TWAD Officer and Upto 250 mt. Depth ending below ground level

Supply and delivery of clear water vertical wet type submersible pumpset suitable for 150mm dia borewell conforming to IS 8034/2002 with latest amendments and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainlesss steeel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/difuser with ISI mark. The pump shall be directly coupled to a continuos rated two pole suitable wet type vertical squirrel cage induction motor asper IS9283 suitable for operation in AC 3 phase 415 V+/- 10 %, 50 HZ +/- 5 % {10HP (75lpm x 200m)} TWAD P-98

PVC INSULATED AND SHEATHED 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990 FOR THE YEAR 2017-18 TWAD P-105

Supply and fixing of 32mm UPVC pipe including cost and conveyance of all materials and labour charges etc complete as per standard specification. TWAD P-19

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. TWAD P-223

Balaji Sekar (BID ID -1247553)