Supply and Erection of New Borewell with motor(4Nos) and specials at ward no 5 Vinayagapuram ration shop near, ward no 9 periyar nager and Old Housing board, ward no 16 Netaji nager at Narasingapuram Municipality.

Charges for Geological survey investigation for New Borewell etc complete., as per departmental engineers.,

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another within Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit etc complete., Drilling of 150 mm dia borewell up to casing pipe.

Drilling of 150mm dia bore well beyond casing pipe

Supply and delivery of 10.0 HP Submersible Pump 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 continuos rated two pole suitable wet type vertical squirrel cage induction motor as per IS 9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/-10%, 50HZ +/- 5 % etc Complete.,

Labour charges for the erection of Horizontal shaft, centrifugal pumpset (coupled/Monoblock) in bore well / Open well including fixing of suction pipe and foot valve upto a maximum depth of 7 meters and delivery pipes to the required length with valves, pressure guages upto the exterior wall of pump room and erection of panel board consisting of TPIC switches starter, Voltmeter, Ammeter , Capacitor single phasing preventor and laying and jointing the cables and Twin earthing as per IE rules including providing bed blocks etc., complete and operating the pumps and trial run for 10 days including signing of completion of reports as required by EB authories. , SI No-17a- ii) 5 HP Submersible pumpset.

Supply and delivery of PVC (ISI) Casing pipe suitable for 150 mm dia CS bore well including cost and labour charges etc. complete as per standard specifications.

Labour charges for inserting casing pipes assembly (With slot or without slot) in the drilled hole including welding the joint etc., complete and supplying and packing the annular space with pebbles of size and quality as approved by the Executive Engineer.

40mm GI Pipe

40mm GI Coupling

Supply and delivery of 4 sqmm. cable PVC insulated and sheathed 3 core flat type copper cable confirming to IS 694/1990 including labour charges etc., complete and as directed by the departmental officers.