Digging or construction of tube well or bore well

1. Construction of tube well upto 150m. depth and above in all types of rock by DTH system and overburden to accommodate casing pipe of following sizes n all type of soils and overburden including lowring of casing pipes(if required) excluding cost of casing pipes specification, the work would be completed after obeting sand free water , the tubewell should have a throughout bore as per nominal bore of casing pipe. Nominal bore 200mm dia 2. Add 15% extra on above items for drilling depth beyond 150 meter, if depth of tube well is more than 150mtr. 3. Supply of E.R.W. MS black casing pipe ISI marked (or amended up to date of following sizes. 200 mm dia NB (Thickness of pipe mass of tube 17.50 Kg./mtr.) 4. S & F tubewell cover for 200mm Dia pipe of MS sheet 8mm thick at top and 5 mm thick 100 wide should around the edges so as to from a cap on the top end of casing pipe with GI nipple 45 cm. long and two GI flange at both ends in 80 mm size passing through a hole in the centre of MS sheet a 25 mm socket with end plug shall also be weld over top plant. A GI nipple having outside thread of size � ( for installation pressure gauge) shall be provided and welded with GI 80 mm nipple near top plate nipple shall be provided with end plug. 200 mm dia 5. S & F MS clamp, set of 65* 6 mm flat iron strip with nuts and bolts etc. for holding the riser pipe assembly of submersible pump sets. 6. Supply & Installation of 3 phase ISI marked submercible motor pump set of five star rating by BEE and as per JS: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 and accessories, joining of electrical cables up to switc board, testing of submersible pump set and interconnection up to water mains, complete in all respect. Above 5 HP and head up to 120 meter

7. Supply and fixing of electric control feeded panel comprising of suitable rating MCCB. Fully automatic star-delta starter over load relay , ampere meter with CTs volt meter phase preventor suitable starting capacitor phase indicator 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 powered coating. Panel should be of minimum size 900x60x450 mm with stand (made of angle iron of size 35x35x5 mm) duly bolted/screwed with enclosure box having 4 legs each legs length 18� and double door including in built locking system, the legs shoud be embedded in M-15 cement concrete plat form. The size of CC platform should be equal pr 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 form of space for energy meter with glass for meter reading. The operation of panel should be suitable for on 440 Volt AC supply. Above 5 HP and up to 10 HP 8. 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 8 13:1980 including making connection etc. 6 Core 4.0 sqmm 9. Providing & lowering in tubewell ISI marked GI pipe �B� class as per IKS :1239 or amended up to date and conductor double flanged (welded) on both ends and two number 25x3 mm flat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect. 50 mm dia