Tender For Nit 31 Work Of Construction And Commissioning Of 05 Nos Bore Hole Of 200 Mm Dia And Testing Of Tube Well And Providing, Laying, Jointing And Testing Of Pipeline And Other Allied Works Under Sub Div. Kotputli With 24 Months Defect Liability - Work of Construction and Commissioning of 05 Nos bore hole of 200 mm dia, supply and installation of energy efficient Submersible Pump sets, Panels Cables including commissioning and testing of tube well and providing, laying, jointing &Testing of pipeline & other allied works under Sub Div. Kotputli with 24 months defect liability. Sl. No. Item Description 1 Construction of tube well from ground level & up to 100 mtr depth to accommodate housing and assembly pipe of following sizes in all type of alluvium strataunconsolidated formation such as pebbles, boulders etc. by percussion/rotary drilling method as per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended up to date) and technical specifications, with gravel as per IS:4097-1967 and its packing as per IS: 2800 (Part I & II) 1979 as amended up to 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 and development work, but excluding the cost of housing and strainer pipe assembly). The work would be completed after obtaining sand free water. 2 Nominal bore 200 mm dia. 3 Construction of tube well after completion of drilling by rotary /percussion method & up to 100 mtr. depthin all type of rocks by DTH systemas per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended up to date) and technical specifications. The workshall be deemed completed only after obtaining sand free water. The bore well should have a throughout nominal size bore beyond casing pipe. 4 Add 15% extra on above item (Item No 2.3.1 to 2.3.3) for drilling depth beyond100 mtr and up to 200 mtr from ground level, rate shall be applicable for onlyextra depth beyond 100 mtr and up to 200 mtr. 5 Add 30% extra on depth more than 200 mtr for drilling beyond 100 mtr depth. 6 Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date offollowing sizes 7 200 mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m) 8 Supply & Fixing tube well coverof MS sheet 8mm thick at top & 5mm thick 100mm wide shroud around the edge so as to form a cap on the top end of casing pipe with GI Nipple 45cm long & two GI flanges at both ends in 80mm sizes passing through a hole in the centre of MS sheet. A 25 mm socket with end plug shall also be welded over top plate. A GI nipple having outside thread of size 1/2 (for installation pressure gauge) shall be provided & welded with 80mm GI nipple near top plate nipple shall be provided with end plug. 9 200 mm dia 10 Providing & Fixing of double flanged, CI body, ISI marked NRV of approved make of following sizes 11 80 mm dia 12 Providing,lowering, aligning,fixingin positionin pipeline,CID/FSluicevalvesstraight and pocket less body passage of approved make of following Pressure rating & dia complete, confirfing to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS, Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside,Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised steelInsersion rubber of black EPDM 6mm thick . Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work. 13 Supply and Fixing of electric control feeder panel comprising of suitable rating MCCB , fully automatic star-delta starter, over load relay,ampere meter with CTs, volt meter, phase preventer, suitable starting capacitors, phase indicators, lighting arrangement etc complete suitable for three phase pump set. The panel should have space for energy meter ( supplied by DISCOM).All these equipments shall be housed by panel box made out from 18 gauge M.S. Sheet with powder coating. Panel should be ofminimum size 900 x 600 x 450 mm with Stand ( made of angle iron of size 35x35x5mm) duly bolted/screwed with enclosure box having 4 legs, each leg’s length 18 and double door including in built locking system.The legs should be embedded in M-15 cement concrete plat form. The size of CC platform should be equal or bigger than the base size of panel having height of at least 200 mm from ground level. The panel should have opening of suitable size in front of space for energy meter with glass for meter reading. The operation of panel should be suitable for on 440 Volt AC Supply. 14 Above 10 HP and up to 15 HP 15 Supply & Fixing XLPE insulated / P.V.C. sheathed cable of 1.1 KV grade with aluminium conductor Armoured of IS:7098-I/1554-1 approved makein ground as per IS:1255 including excavation of 30cmx75cm size trench, 25 cm thick underlayer ofsand, second Class bricks covering, refilling earth, compaction of earth, making necessary connection, testing etc. as required of size. 16 16.0 Sq.mm, 4 core 17 Providing & Lowering in tube well ISI marked GI Pipe medium duty (“B class), Steel tube as per IS:1239 or amended up to date and zinc coating as per IS 4736, threaded and double flanged (welded) on both ends and two number25x3mm MS flat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect. 18 50 mm dia 19 Supply & Fixing of ISI marked three core PVC flat submersible cableas per IS 694:1990 or amended up to date and conductor as per class 5 of IS 8130:1980including making connection etc. 20 3 core 6.0 Sq.mm 21 Supply & Installation of 3 phase ISI marked submersible motor pump set ofthree star or better rating of BEEand as per IS: 8034-2018 (pump) and IS 9283-2013 (motor) or as amended up to date of approved make of following duty condition with required accessories including making connection suitable for tube well/DCB. The job includes lowering of motor pump, installation of complete fitting & accessories, jointing of electrical cables up to switch board, testing of submersible pump set and interconnection up to water mains, complete in all respect. 22 9.3 KW (12.5 HP) & head above 120 mtr 23 Providing and fixing double flanged ISI markedGI pipes medium duty (class B ) Steel tube as per IS:1239 or amended up to date and zinc coating as per IS 4736 with GI fittings excluding valves as vertical pipes for RCC Reservoirs including specials required such as bend, tee etc. providing and fixing with MS clamps clamps at every 3 mtr,jointing materials such as nuts, bolt, rubber packing, hydraulic testingetc. complete in all respect up to and from valve chamber as per direction of EIC, Technical Specification and Scope of work. 24 90mm dia HDPE PE 80 PN 6 25 Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.:All kinds of soil 26 Dismantling of cement concrete pavement for pipe lineand chambers by mechanical means using pneumatic tools, cutting the peripheral edge by CC cutter, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 meters. Measurement for dismantled trench to be madeas per standard trench width specified in tender document and no extra payment shallbe made for trench width more than specified, re-handling of material/earth to complete the tasks as per technical specification and scope of work. 27 Providing and laying in position cement concrete M10 grade nominal mix 1:3:6 (1 Cement : 3coarse sand : 6 graded stone aggregate 40 mm nominal size) in base course complete including all material, labour, machinery, lighting, guarding for road restoration work in trenches of pipe line and chamber work. Measurement for CC work to be madeas per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified,complete work as per technical specification and scope of work. 28 Providing,lowering, aligning,fixingin positionin pipeline,CID/FSluicevalvesstraight and pocket less body passage of approved make of following Pressure rating & dia complete, confirming to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200Stem - AISI- 410 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS, Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside,Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised steelInsertion rubber of black EPDM 6mm thick . Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work. 29 80 mm HW
