GRAMIN TURIST HETU GRAM RAISAR ME MELA STHAL KE PASS TUBEWELL NIRMAN KARY

Construction of Tube Well from ground level and upto 100 mtr. depth and above to accommodate housing and assembly pipe in all type of alluvium strata, unconsolidated formation such as pebbles, boulders etc. by percussion/ rotary drilling method as per IS:2800 (part 1 & 2) 1979 as amended up to date. The work will include cost of lowering of housing, strainer assembly pipes, with supply and wrapping of coir rope, wherever necessary and development of tube well as per IS specification using suitable Air Compressor but will not include cost of casing & strainer pipe. Work will be completed after obtaining sand free water. Nominal bore 250 mm dia.

Add 15% extra on above item (Item no 2.1.1 to 2.1.3) for drilling depth beyond 100 mtr and upto 200 mtr, rate shall be applicable for only extra depth beyond 100 mtr and up to 200 mtr.

Add 40% extra on above item (Item no 2.1.1 to 2.1.3) for drilling depth beyond 200 mtr, rate shall be applicable for only extra depth beyond 200 mtr .

Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date of grade Fe 410 of following sizes 250 mm dia NB (Thicknee of pipe 7.1 mm & mass of tube 46.57 Kg/m)

Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985. 250 mm dia nominal bore of 7.1mm thickness

Supply & Installation of 3 phase ISI marked submersible motor pump set of five star rating by BEE and as per IS: 8034-2011 (pump) and IS 9283-2013 (motor) or 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. 15 KW (20 HP) and above, head above 120 mtr.

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 of minimum 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 for on 440 Volt AC Supply. Above 15 HP and up to 20 HP

Supply & Fixing of ISI marked three core PVC flat submersible cable as per IS 694:1990 or amended up to date and conductor as per class 5 of IS 8130:1980 including making connection etc. 3 core 10.0 mm2

Supply & Fixing of PVC insulated sheated (heavy duty) armourd electric cable with aluminium conductor for working voltage to Is:7098 Part-I/IS :1554 Part-I applicable. 3.5 core 35.0 mm2

Supply & Fixing tube well cover of 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 end in 80mm sizes passing through a hole in the centre of MS sheet. A 25mm socket with end plug shall also be welded over top plate (as per drawing enclosed). 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. 250 mm dia