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| 1 | 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 conducting yield test by 'V' notch method if required. |
| 2 | Drilling 150mm dia vertical Borewells in Hard rock areas to anywhere in tamilnadu Including transportation to the work site as diricted by the depetmental officers…Etc.. IInd depth 151m to 180 m |
| 3 | From 181m to 210m |
| 4 | FRom 211m to 240m |
| 5 | From 241m to 270m |
| 6 | From 271m to 300m |
| 7 | Supply and fixing of 150mm PVC casing pipe as per IS 12818/2010 etc, complete as per standard specification(Casing shallow depth up to 80 mtr) |
| 8 | Labour charges for inserting of 150mm Dia PVC casing pipes assembly( with slot or without slot) in the drilled hole including Jointing pipes with pvc couplers with cement paste Etc.. Complete,supply and packing the annular Space with pebbles of sixze and quality as approved by the Excutive Engineers of TWAD Board. |
| 9 | 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 % Duty lpm x m (75x 275) 10 Hp |
| 10 | 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/Off 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). 10 Hp |
| 11 | Supply of 63 Amps Porcelain fuse unit (500 V)of best quality make including cost of handling charges and all other incidental charges. |
| 12 | Supply of 63 A TPN switch disconnnector fuse units in sheet steel enclosure with HRC fuses Double break with ISI make including cost of handling charges and all other incidental charges. |
| 13 | Supply of 40 Amps 30MA RCCB/ELCB (Four Pole) switch with ISI make including cost of handling charges and all other incidental charges. |
| 14 | Supply of 10 sqmm Pvc Insulated Single Core Multi Strand Fire Reterdant Flexible Copper Cable. with ISI Mark Conforming to IS 6 Sqmm Copper wire of best quality make including cost of handling charges and all other incidental charges. |
| 15 | Supply of 3 core 6 sqmm Jointing of XLPE Insulated and Sheated 3 Core Flat Type Copper Cable Conforming to IS 694/1990 and as amended Thereafter with ISI make including cost of handling charges and all other incidental charges. |
| 16 | Supply of 4 core 16sqmm JOINTING OF L.T. CABLES- 3,3.5,4 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CABLE CONFORMING TO IS 1554 PART I AND AS AMENDED THEREAFTER WITH ISI MARKING with ISI make including cost of handling charges and all other incidental charges. |
| 17 | Supply of 65mm UPVC Column pipe Supreme Heavy with ISI make including cost of handling charges and all other incidental charges. |
| 18 | Supply of 2\\" GI Bend with ISI make including cost of handling charges and all other incidental charges. |
| 19 | Supply of 2\\" X 36\\" pipe nipple with ISI make including cost of handling charges and all other incidental charges. |
| 20 | Supply of 2\\" GI Flange Set with ISI make including cost of handling charges and all other incidental charges. |
| 21 | Supply of 2\\"GM Non return valve with ISI make including cost of handling charges and all other incidental charges. |
| 22 | Supply of 2\\"G I Ordinary Coller with ISI make including cost of handling charges and all other incidental charges. |
| 23 | 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. |
| 24 | Supply of 6 sqmm Pvc Insulated Single Core Multi StrandFire Reterdant Flexible Copper Cable. with ISI Mark Conforming to IS 6 Sqmm Copper wire of best quality make including cost of handling charges and all other incidental charges. |
| 25 | Supply of 2\\" dia Bore clamp, cover and water proof compound etc., complete including cost of handling charges and all other incidental charges etc, complete as per standard specification |
| 26 | Supply of 2\\" dia , SS Adapter complete including cost of handling charges and all other incidental charges etc, complete as per standard specification |
| 27 | Supply of 2\\" x 6\\" dia , pipe nipple complete including cost of handling charges and all other incidental charges etc, complete as per standard specification |
| 28 | Supply of 2\\" x 12\\" dia , pipe nipple complete including cost of handling charges and all other incidental charges etc, complete as per standard specification Please Enable Macros to View BoQ information |
