VIII.11001/Engr/WSS/2025-26/01

Borewell and connected wks

M/L for carrying out Geo physical survey for ground water exploration by electrical resistively technique at different location spread at suitable intervals to find out delineation of litho logical features of area thickness of layers and most favorable site for ground water strata based on geological parameters and disposition of Sub surface formation aquifer up to depth of 200 mtrs and submitted a detailed report in this regards

Transportation of rig and other equipment, erecting at site , preparation of mud pit and water supply arrangement for starting the work as directed by the EIC

M&L of trial bore of pilot holes of 200 mm dia at any kind of soil incl hard stone/boulder of required dia for casing/ strainer pipe 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 (a) From ground level to 60.00 mtr

(b) From 60.00 mtr & upto 120 mtr

(c) From 120 mtr to not exc 200 mtr

M/L for reaming the pilot hole 200 mm dia to an enlarged bore hole up to 350 mm dia by using direct rotary circulation rig (a) From ground level to 60.00 mtr

(b) From 60.00 mtr & upto 120 mtr

(c) From 120 mtr to not exc 200 mtr

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

Supply and fixing of 200 mm dia MS bail plug with entered anti corrosive epoxy paint

Supply and fixing with reducing socket 200x150 mm dia .

Supply and fixing of 200 mm dia MS housing clamp incl anti corrosive paint.

Supply and fixing of MS well cap for 200 mm dia pipe made of steel plate etc in all complete

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge

Development of tube well in accordance with IS : 2800 (part I) and to establish max rate of usable water yield without sand content (beyond permissible limit), with reqd capacity aircompressor, 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, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc.,all as per reqmt and direction of Engineer-in-charge

Supply and anchoring of steel supply wire of 6 mm dia having PVC sleeve above the rope with submersible pump and fastening the same securely above the ground level near the borewell etc in all complete as per directed by Engr-in-charge.

M/L of submersible pump set lifting stand incl two 100 mm dia GI post ht up to 4 mtr and one 80 mm dia GI pipe 2 mtr length, Supply and fixing of chain pully suitable for 3 HP submersible pump set, civil foundation incl all connected arrangement as required for lowering / taking up of above pump set in all as per directed by Engr-in-charge

Supply, installation, testing and commissioning of submersible pump set capacity 3 HP, AC three phase, 415 volt , 50 Hz 2880 RPM suitable for 200 mm dia borewell incl lifting and lowering of pump set etc in all complete as per directed by Engr-in-charge.( Make -KSB/ calama / CRI / kirlosker) and incl control panel with timer system and out door fitting arrangement in all complete as per directed by Engr-In-Charge

Supply and laying of three core flat PVC insulated and PVC sheathed copper conductor submersible cable 6 sqmm (Make- Havells/ Plaza/ Finolex)

Supply only submersible pump set capacity 3 HP, AC three phase, 415 volt , 50 Hz 2880 RPM suitable for 200 mm dia borewell ( Make -KSB/ calama / CRI / kirlosker) (Stand By)

S/F of CPVC pipe 32mm dia incl jointing of pipes & fittings with one step CPVC solvent cement and testing in all complete for column pipe

IRP, Water Supply Pipeline and Electrification

Supply, installation, testing and commissioning of 20000 LPH Iron Removal Plant, FRP, vessel size-36''x72'' & 48''x72''(Make-J&K Groups/Pantair or equivalent) including gravels(Fine sand, anthracite, treated sand, grit sand, pebbles), multi port valves, internal pipe lines incl fittings, back wash system with valves and PCC foundation base etc in all complete

Supply, installation and commissioning of 3.0 HP Monoblock Pump Set, electrical driven, 3 phase, 415 Volt . Make : Kirlosker/ Cromton Grives incl PCC foundation base and necessry fittings and testing in all complete as per Engr-In-Charge

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes 65 mm dia having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes 50 mm dia having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge.

Supply and fixing of CPVC gate valve 50mm dia

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank

Supply and fixing of foot valve 65mm dia, brass, ISI marked

Supply and fixing of non return valve 50mm dia, brass, ISI marked

Supply and fixing of gate valve 50mm dia, brass, ISI marked

Supply, laying and testing cable XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables 1100 volts grade with standard aluminium conductor of size 25 sqmm 3.5 core incl earth work with trenching, sand cushioning, brick soiling, road crossing incl supporting pipe with necessary wk if required as per directed by Engr-In-Charge

Supply and installation of star delta starter suitable for 3 HP monoblock pump set, three phase, 415 Volt(Make-L&T/Havells)

Supply and fixing of PVC insulated copper conductor single core multistrand 6 sqmm (Make-Havells/Plaza/Finolex)

Providing of Chemical and biological Water testing report from authorized Govt lab.

MS Water Staging

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 of bottoms, 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 in all kinds of soil.

Providing and laying in position cement concrete 1:4:8 using stone agg 40mm nominal size excluding the cost of centering and shuttering - All work up to plinth level.

Providing and laying in position reinforced cement concrete 1:2:4 using stone agg 20mm nominal size, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level.

Centering and shuttering including strutting, propping etc. and removal of form for

Steel reinforcement Hot rolled deformed bars for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

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