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| 1 | External W/S arrangements with T.W. boring of 300mm diawith200mmdiaP.V.C.pipe assembly, 15 H.P. submersible pump including supply of all accessories starter, panel etc. & pipe arrangements etc. Boring by Ring Machine method Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribedin IS: 2800 (part I), including collecting samples from different strata, preparing and submittingstrata chart/ bore log, including hire & running charges of all equipments, tools, plants &machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90metre depth below ground level 300 mm dia |
| 2 | Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVCmedium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hireand labour charges, fittings & accessories etc. all complete, for all depths, as per direction ofEngineer -in-charge.200 MM DIA |
| 3 | Gravel packing in tubewell construction in accordance with IS: 4097, including providing gravelfine/ medium/ coarse, in required grading & sizes as per actual requirement, all complete asper direction of Engineer-in-charge. |
| 4 | Development of tube well in accordance with IS : 2800 (part I) and IS: 11189, to establish maximum rate of useable water yield without sand content (beyond permissible limit), with requiredcapacity air compressor, running the compressor for required time till well is fully developed,measuring yield of well by “V” notch method or any other approved method, measuring staticlevel & draw down etc. by step draw down method, collecting water samples & getting testedin approved laboratory, including disinfection of tubewell, all complete, including hire & labourcharges of air comp |
| 5 | Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVCmedium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hireand labour charges, fittings & accessories etc. all complete, for all depths, as per direction of 100 mm diaEngineer -in-charge. |
| 6 | 3 - Submersible set 15.0 H.P.KSB make with StartarL&T make …complete as per M.R. |
| 7 | Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tubewellas per IS: 2800 (part I), including necessary bolts & nuts of required size complete. |
| 8 | Providing and fixing M.S. end cap 150 mm dia including all complete |
| 9 | Supply and fixing 3 core 4 sqmm dia copper conductor submersibble cable i/c making connectio binding the cable with pipe with s.s. wire testing etc . |
| 10 | Supply and fixing stainless steel wire rope of 8 mm dia with pvc covering suitable connecting pump |
| 11 | Construction of masonary type chamber size 70cm x 70cm x70cm etc complete first class brick work 230mm x230mm with 1:4 cement coarse sand |
