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| 1 | Construction of tube-well from ground levels and upto 100 Meter depth and above to accommodate housing and assembly pipe of following sizes in all types of alluvium strata by percussion/ rotary drilling method and with gravel as per IS:4097-1967 and packing as per IS:2800 (Part I -& II) 1979 as amended upto date (the work includes the cost of gravel & its primary packing and packing during development, lowering of housing & strainer assembly pipes, with supply and wrapping of coir-rope, wherever necessary for arresting fine sand particles. The work will not include cost of housing pipe and strainer pipe assembly and development work, but work would be completed after obtaining sand free water). 200 mm dia Nominal bore |
| 2 | Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/1992) of grade Fe410 of following nominal bore sizes at site of work.250 mm dia |
| 3 | Supply of strainer pipes made of ERW M.S. black pipe ISI mark of following sizes at the site of work including required size of slotting as per IS:8110-1985 of following nominal bore sizes at site of work. 250 mm dia |
| 4 | Construction of Tube-well upto 100 Meter depth and above in all type of rocks by DTH system and over burden to accommodate casing pipe of following sizes in all types of soils and over burden including lowering of casing pipes but excluding cost of casing pipes as per IS : 2800 (Part I & II) 1979 specifications. The work would be completed after obtaining sand free water. The tube well should have a throughout bore as per nominal dia of casing pipe: 200 mm dia Nominal bore |
| 5 | P/Laying ISI marked P.V.C. insulated submersible cable confirming to(IS:694) and as per IS 8130 : 2013 of 1.1 kV grade . Wire should be made from 99.90 % purity copper, stranding in acc. to IS:8130/IEC 60228 for lower watt loss , oxygen free for less chances of oxidization, insulation PVC type A/C/D , flame retardant as per IS 10810-53, better amperage rating as per IS:3961 part 5, existing pipe / open trench / Cable tray / on surface including making connection etc. as required. For additional technical parameters of product / work refer Annexure \"A\" attached with this BSR 6.0 Sq.mm 3 core flat / Round |
| 6 | Supply Installation testing & Commissioning of Radial / mixed flow ISI marked water filled submersible motor pump sets suitable for 100/150mm dia borewell. The size of adopter fixed on top of the motor should exceed the top of coupler , for safegaurd the coupler. The construction material of motor and pump should match IS: 8034:2018 and IS 9283 guideline. The radial flow pumpset should operate at 5 star energy efficiency level of BEE and mixed flow pump set should operate at 3 star energy level of BEE, accompained by valid BEE certificate. Motor should be IE2 class as per IEC 60034-2-1: 2007, IEC 60034-30: 2008, & IS12615:2011 with required accessories including making connection suitable for Bore well. The job includes labour part of lowering of riser pipe G.I./ H.D.P.E. with rope, cables & pump, installation of complete fitting and accessories, jointing of electrical cables up to switch board. All labour for testing of submersible pumps set and supply of water to water mains, complete in all respect . All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR .150 mm diameter Submersible pump shall have following HPRating, phase, Head range, Discharge range respectively.10.0 HP, 3-Ø, (91 - 115)Mtr, (285-180) LPM |
| 7 | Providing & lowering of G.I. flange pipe B Class including rubber washer and nuts of 8 mm dia complete in all respect. 50 mm dia |
| 8 | Providing and fixing gun metal non- return valve of approved quality (screwed end) : 50 mm nominal bore Vertical |
| 9 | Supply and fixing of M.S. clamp set of 50 ×6mm flat iron with nuts and bolts etc. for holding the riser pipe assembly of submersible pump set. |
| 10 | Supply Installation testing & Commissioning of ISO certified company made DOL/Star-Delta Starter panel made out from 1.6 mm thick powder coated CRCA sheet, enclosure comprising of overload protection relay, short circuit & single phasing protection, Illuminated ON / OFF push buttons, ammeter, voltmeter, indicating lamps etc. suitable for following rating motors complete in allrespect. Appropriate type test certificate / OEM test report shall be submitted. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR . For Three phase Submersible / Mono block pump 7.5 HP to 10.0 HP ( Star / Delta starter ) |
| 11 | Providing & Laying P.V.C. / XLPE insulated & P.V.C. sheathed Unarmoured / Armoured aluminium cable of 1.1 KV grade as per PWD specification for electrical Works in existing RCC / Hume / Stoneware / PVC pipe/ open duct/cable trench with filling of excavated earth in trench , on existing cable trays or on surface etc. including making necessary connection, testing etc. as required of size and as per points (a), (b), (c), mentioned below:-(a) Material :- H4- Grade aluminium conductor of purity >99.6 % & as per IS:1554 P-I / IS :7098 P – I (b) conductor shall have electrolytic aluminium confirming to IS 8130, IS 3975-1999 for armouring of cables in armoured cable items , IS 5831 for sheath, IS 10810 (Part 0 to 64 ) for testing procedures. (c) OEM Must have ISO 9001 & 14001 certifications for quality assuarance & its own in house NABL lab setup for all testing facilities for cables . Appropriate type test certificate / OEM testreport shall be submitted . All above as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure \"A\" attached with this BSR. Armoured Cable 16.0 Sq. mm 3 core |
| 12 | Supply and fixing of tube well cover of M.S. sheet (6mm thick) with nuts and bolts complete for casing size: 200mm dia |
| 13 | Development of tube well as per IS specification using suitable compressor to give sand free water for required yield of the gravel packed tube well. |
