Providing Deep bore well with Mini Power pump at Manimegalai street , Ponniamman koil street , NM Paravathy puram , Zone -3 Office Campus, Sembakkam area in Zone-3 at Tambaram City

Conducting physical survey for identification of suitable location for borewell including the loading, unloading and transporting charges for machineries etc., complete as per standard spedifications.

Drilling of 150mm dia Vertical bore in hard rock area using DTH RIG including labour charges for inserting casing pipe assembly in the drilled hole including the transporting charges for the rig and supporting vehicles etc complete

Supply of 150mm dia PVC casing pipe with including cost and conveyance of pipes to work site and all handling charges etc complete WD - M0029 Ribbed Screen pipe pg no : 7 TWAD 2025-26

Supply of 200mm dia PVC casing pipe with including cost and conveyance of pipes to work site and all handling charges etc complete TWAd SOR pg no : 7 TWAD 2025-26 WD-M0032

Supply and delivery of 32 mmHDPE PIPES FOR SUB-MERSIBLE PUMP IN BORE WELL Class-5 (1 MPa or 10 kg./cm2 pressure) including cost and conveyance to work site and including handling charges etc complete M-1056 PG NO :168

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 pg no :119 WD-M1633

Supply and delivery of Star-Delta starter confirming to IS 13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ Three Phase/50HZ (+/- 5%) and 415V (+/-10%) including 3 pole magnetic contactor with under voltage release - 3 nos., CT operated Ammeter (65 mm dia) with suppressed scale, Voltmeter (65mm dia), Voltmeter selector switch, Miniature circuit breaker, Thermal Overload relay, Air Break contactors suitable for next Standard higher kw rating, Single phasing preventor, dry running preventor and on/Oft Push button switches, wiring with 1 sq.mm/4 sq. mm copper pvc insulated cable, powder coated vermin proof box, including the capacitor (the cost of capacitor is to be taken separately). Pg no : 134 WD-M1915

Supply and delivery of PVC insulated and sheathed JOINTING OF XLE INSULATED AND SHEATHED 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990 AND AS AMENDEDTHEREAFTER etc complete TWAD SOR P.142 WD-M2000

Erection of power pumps in borewell labour charges for erection of twin packer duplex type jet pumps in bore-wells upto 150mm dia including fixing of Suction pipe regulating valves with jet assembly upto a maximum depth of 30 m and delivery pipe valves pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, Voltmeter, Ammeter, three indicator lamps capacitor and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumps and trail run for 10 days including signing of completion of reports as required by EB authorities and finishing the pipe holes including the foundation bolts, nuts and earth pits. with including all labour charges etc complete TWAd SOR P.204 17C