Installation, lowering and lifting of submersible pump with enlargement of pipeline, starter panel in Borewell at Lohandia rehab site under Rajmahal Area.

Item Description/ Heading

Development of tube well in accordance with IS: 2800 (part I) and IS: 11189 to establish maximum rate of usable water yield with out sand content (beyond premissible 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 sampless & getting tested in approved laboratory, I/C 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.

Providing and fixing suitable size threaded 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: 200mm 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. 200mm clamp.

Supplying of Nylon rope 25mm dia.

Supplying G.I pipes 50 mm dia nominal dia including fittings.

Lowering and commissioning of 7.5 HP Submersible pump in deep borewell with GI/ CPVC/PVC pipe including all accessories etc. complete inlcuding cost of labour but excluding cost of material and fittings (cost of pump, cable, PVC Pipe, Contol panel, hanging arrangement like wire/rope to be paid separately)

Supplying of 7.5 HP Submersible pump motor set (three phase 415 volt, 12 stage, speed of pump-2880 rpm) with Glass Noryl Polypropin impeller, stainless steel pump shaft, head-110 metre.Suction casing-cast iron and of approved make as per direction of EIC.

Supplying of three phase/ 415 volt Starter Control Panel of approved make suitable for 7.5 HP submersible pump consisting of volt metre, ammeter, on/off switch, starter, single phase preventer, overload protection, water level guard, dry run protection, under current protection all complete as per direction of EIC.

Supplying of PVC insulated and PVC sheathed flat submersible cable with copper conductor, 3 core 10 sq.mm as per direction of EIC.

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.External work: 50 mm dia nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.External work: 50 mm dia nominal bore

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming ofbottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Supplying and filling in plinth with Jamuna sand under floors, including watering, ramming, consolidating and dressing complete.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 40mm nominal size)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form for :Lintels, beams, plinth beams, girders, bressumers and cantilevers

Centering and shuttering including strutting, propping etc. and removal of form for :Suspended floors, roofs, landings, balconies and access platform

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.Thermo-Mechanically Treated bars

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in:Cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in :Cement mortar 1:6 (1 cement : 6 coarse sand)

12 mm cement plaster of mix :1:6 (1 cement: 6 fine sand)

Centering and shuttering including strutting, propping etc. and removal of form for :Weather shade, Chajjas, corbels etc., including edges

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approved steel primer. Using M.S. angels 40x40x6 mm for diagonal braces

Finishing walls with water proofing cement paint of required shade : New work (Two or more coats applied @ 3.84 kg/10 sqm)

6 mm cement plaster of mix :1:3 (1 cement : 3 fine sand)

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete. 40 mm thick with 20 mm nominal size stone aggregate

Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete. Fixed to steel windows by welding

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Total impact of GST for the purpose of CTC

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