Tender For Annual Rate Contract For Construction Commissioning Of 150 Mm Dia. Tube Wells With Submersible Pump Sets Etc. Complete Work In All Types Of Strata Including Defect Liability Period Of 02 Years Under Jurisdiction Of Phed Sub Div Dausa Rural, Dausa - 1 Construction and Commissioning of 150 MM Dia Tubewell 2 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 upto 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.Nominal bore 150 mm dia. 3 Construction of tube well after completion of drilling by rotary method & upto 100 mtr. depthin all type of rocks by DTH systemas per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended upto 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.Nominal bore 150 mm dia. 4 Add 15% Extra on above item ( item no. 2.2.1 to 2.2.2 for drilling depth beyond 100 mtr and upto 200 mtr from ground level rate shall be applicable for extra depth.Nominal bore 150 mm dia. 5 Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date offollowing sizes 150 mm dia NB(Thickness of pipe 5.0 mm & mass of tube 20.13 Kg/m) 6 Labour charges for making slots on blank pipes made of ERW MS black pipe of following sizes, the slotting should be as per IS:8110-2000 or as amended up to date. 150 mm dia nominal bore of 4.8 mm thickness 7 Providing & laying ISI marked GI Pipe “A” (light) class as per IS:1239 part I 2004 or amended up to datefor casing pipe for submersible cable external/internal work 40 mm dia complete in all respect. 8 Providing & Lowering in tubewell ISI marked GI Pipe “B (medium) class as per IS:1239 part I 2004 or amended up to date, 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.50 mm dia 9 Providing, installing, testing and commissioning of double flanged bulk flow meter with removable mechanism, of class B conforming to ISO 4064/1 or amended upto date of approved make including cost of all material andlabouras per specifications with GI Box (sheet 16 SWG) suitable with locking arrangement of following dia.50 mm dia 10 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.150 mm dia 11 Supply & Installation of single phase ISI marked submersible motor pump set of three star or better rating of BEE and 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.Above 2.0 KW 12 Supply & Installation of 3 phase ISI marked submersible motor pump set offive star rating by BEE and 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.up to 5.5KW (7.5HP) & head above 120 mtr. 13 Supply and Fixing of Electric feeder panel (having projected canopy)for submersible pump set Single phase up to 5 HP, comprising of DOL Starter, MCB, Indicating Light, Ammeter, Volt meter, connection plate, condensers of approved make and the panel enclosure should be made out from 18 gauge M.S. Sheet with powder coating. Panel size Height 600 mm Width 500 mm depth 250 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 platform. 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 operation of panel should be suitable for on 240 Volt AC Supply. 14 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 preventor, 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 guage 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 plateform 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 for440 Volt AC Supply.Above 5 HP and up to 10 HP 15 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. 3 core 4.0 Sq.mm 16 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. 10.0 Sq.mm, 4 core 17 Supplying & Installing 100 mm diameter sealed diaphragm bourdon type pressure gauge of range 0 to 10 kg.including all jointing material as per specification with safety cover. 18 Providing & Fixing of double flanged, CI body, ISI marked NRV of approved make of following sizes65 mm dia 19 Providing & Fixing pump safety cage as per specifications or as directed by Engineer in charge. 20 Providing and Fixing of ISI marked PVC storage tank of following capacity as per IS: 12701-1989 (of approved make) with cover, 25 mm dia. 1 mtr long GI overflow pipe, 25 cm long 25 mm dia washout GI pipe with plug & socket, including P&F 32 mm dia Ball Cock (Float valve) IS 1703 marked with rod and PVC ball complete with brass weight 1000 gm, including P&F 15mm dia CI quarter turn heavy duty Bib Cocks four nos of superior quality and approvedmake, including interconnections complete job.2000 litres capacity 21 Fabrication & Fixing M.S. Stand of specified class of angle iron L-shaped of 50 mm size with four legs grouted by 300*300*300 mm CC Block M-15 in the ground and all legs tied up with each other through same size of angle iron along with cross bars to support the bottom of 1000 Ltr./ 2000 Ltr. PVC tank complete in all respect.
