Construction of new Tube well along with associated submersible pumps, starter panel etc. and providing 3 phase electric power connection at Agriculture Research Farm, B.H.U.

Electrical Work

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge. 350 mm dia having minimum wall thickness 6.00 mm

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge. 200 mm nominal size dia having minimum wall thickness 5.40 mm

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge. 200 mm nominal size dia having minimum wall thickness 5.40 mm

Providing and fixing suitable size 6 mm thick mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of:350 mm dia.

Supply and installation of 6” M.S. column pipe with welded flange C -(Heavy) class pipe of 150mm nNB Tata/QST/Jindal make for submersible pump. Wall thickness of pipe -5.4mm, Length-3.0 Mtrs. Flange O.D,P.C.D., Hole dia as per I.S. Standard Flange Thickness-16 mm Note- 1- There will be grooving in each flange for submersible cable. 2- 4 Nos. M.S. triangular clit should be welded in each flange. 3- Flange should be welded in right angle. 4-Each column pipe should be painted by anticorrosive black paint after fabrication & inspection by engineer incharge.

Supply & installation of KSB pump set 22KW/30H.P. model BPHA384+HBC pump type BPHA/3D motor type HBC303 suitable for star –delta operation.

Supply and installation of 40HP/50HP star delta starter panel as per technical specification as detailed in enclosed Annexure-IA.

Supply and installation 16.00 Sqmm three core flat cables with bare bunched copper conductor insulated with PVC for submersible pump motor with voltage grade up to 1100 Volt generally confirm to IS694:1990. Make :- Finolex/L&T/ National/ RR Kabel/Polycab.

Supply and insallation of C.I. Sluice valve with non rising stainless spindle double flanged as per IS-14846 drilled as per IS-1538 PN-1.6 rating with latest amendments 150mm. Make- Venus.

Supply and installation of C.I. Non Return (Swing check) valve double flanged as per I.S. 5312 drilled as per I.S. 1538, P.N-1.6 rating with latest amendments works 150mm. Make :- Venus.

Supply and installation Tripod stand 20 feet long 3 ton capacity as per direction of Engineer-incharge.

Supply of 1.1 KV grade 3.5 Cx 95 Sqmm. XLPE armoured aluminium cable (Make - Polycab/Finolex/ Havells/KEI)

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required. Above 35 sq. mm and upto 95 sq. mm

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3½ X 95 sq. mm (45mm)

Supplying, installing, testing and commissioning of following capacity TPN tap off box made of 1.6mm thick sheet steel enclosure duly painted with powder coating on existing rising mains complete with TPN disconnector FSU and HRC fuses, connections, earthing etc. as required. 200 A TPN.

Supplying, installing, testing and commissioning of following capacity TPN tap off box made of 1.6mm thick sheet steel enclosure duly painted with powder coating on existing rising mains complete with TPN disconnector FSU and HRC fuses, connections, earthing etc. as required. 100 A TPN.

Supplying, installing, testing and commissioning of following capacity TPN tap off box made of 1.6mm thick sheet steel enclosure duly painted with powder coating on existing rising mains complete with TPN disconnector FSU and HRC fuses, connections, earthing etc. as required. 63 A TPN.

Supply and fixing of 200A, 415V (3 phase with neutral) LT copper bus-bar chamber. 24"x16"x6"

Earthing with G.I. earth pipe 4.5 meter long, 40mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (but without charcoal/ coke and salt) as required.

Supplying and laying 25 mm x 5 mm G.I. strip at 0.50 meter below gound as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm).

Supplying and fixing of light class G.I. pipe of 80 mm dia. (nominal) below the ground at the depth 900mm. For casing of underground cable etc. as required.

Civil Work

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata 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 90 metre depth below ground level. In all types of soil. 350 mm dia.

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata 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, beyond 90 metre & upto 150 metre depth below ground level. In all types of soil. 350 mm dia.

Reaming of pilot bore from GL to 55 Mtrs. BGL.675 mm dia

Reaming of pilot bore from 55Mtrs to 150 Mtrs. BGL.450 mm dia

Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tubewell as per IS: 2800 (part I), including necessary bolts & nuts of required size complete. 350 mm clamp.

Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS:2800 (part I). 200 mm dia.

Gravel packing in tubewell construction in accordance with IS: 4097, including providing gravel fine/ medium/ coarse, in required grading & sizes as per actual requirement, all complete as per direction of Engineer-in-charge.

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 required capacity 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 static level & draw down etc. by step draw down method, collecting water samples & getting tested in approved laboratory, including disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and direction of Engineer-in-charge.

Development of tube well by Over pumping. unit of 4 cusec capacity.

Transportation charges of machine, compressor, O.P. unit etc. to site and back including site, making approach way and make good after completion of work, site preparation, Trimming of trees and cutting of bushes at site, manual digging (JCB strictly prohibited) of pit for drilling water etc.

Conducting geophysical well logging of borehole drilled including submitting the report complete as per direction of engineer incharge.

Construction of 10 Ft x10 Ft x 4 Ft brick masonry platform including plaster work for safety of tube well and make good other dismantled items during site, approach way preparation and tubewell construction etc. after completion of work as per instruction of engineer incharge.

Providing and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS :8329: 150 mm dia Ductile Iron Class K-7 pipes.

Providing and laying S&S C.I. Standard specials such as tees, bends, collars tapers and caps etc, suitable for flanged jointing as per IS : 1538 : Up to 300 mm dia.

Providing and laying S&S C.I. Standard specials suitable for mechanical jointing as per IS : 13382 : Up to 300 mm dia.

Providing and laying D.I. specials of class K-12 suitable for push-on jointing as per IS : 9523: Up to 600 mm dia.

Constructing masonry Chamber 120x120x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:1.5:3 mix (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size ), including necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement :3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 7.5