Provn of Borewell at COB Tuli and Aboi of Assam Rifles Bn at Mokokchung Nagaland

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. All types of soil 300 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. All types of soil 300 mm dia.

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC medium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer -in-charge. 200 mm nominal size dia.

Supplying, assembling, lowering and fixing in vertical position in bore well unplasticized PVC medium well screen (RMS) pipes with ribs, conforming to IS: 12818, including hire & labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer-in-charge. 200 mm nominal size 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 usable 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, 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: 200 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. 200 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.

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

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 50 mm nominal bore

M/L for carrying out Geo physical survey for ground water exploration by electrical resistancy technique at different location spread at suitable intervals to find out delineation of litho logical features of areas, thickness of layers,and most suitable site for ground water starta based on geological parameter and deposition of sub surface formation of acqufier up to depth of 200 meter and submit report.

Supply.installation,testing,and commissioning of 15 HP Centrifugal pump set make kirolosker/crompton or equivalent 415 V 3 phase, 2800 RPM, total height 40meter including foundation,bore including all connected accessories,panel board,etc all as directed.

Supplying and anchoring of steel supply wire of 3 mm dia having PVC sleeve above the rope with submersible pump and fastenning the same sucurely above the ground level near the bore well.

M/L for submersible pump set lifting stand including two 100mm dia GI post height upto 04 meter and one 80mm dia GI pipe 02 meter length supply fixing of chain pully suitable for submersible pump set including civil work of foundation.

Supply, installation, testing and commissioning of submersible pump set capacity 7.5 HP AC 3 phase , 415 volt, 2880 RPM suitable for 200 mm dia bore well incl lifting and lowering of pump set etc in all complete as directed by engr-in-charge (make-KSB/Calama/CRI/kirloskar) and incl starter and outdoor fitting arrangement.

Supply only Submersible Pump set (stand by) capacity 7.5 HP, 3 phase , 415 volt, 2880 RPM suitable for 200 mm bore well make KSB/Calama/CRI/Kirloskar.

Supply and laying of three care flat PVC insulated and PVC sheathed copper conductor submersible cable 6 mtr make havells/maza/HPL.

Fixing only UGA cable 35sqmm, 3.5 core x XLPE insulated armoured PVC bedded electric power cable, 1100 volts grade incl trenching, sand cushioning as required.

Iron removal pressure filteration plant of capacity 5000GPH size 1500mmX1800mm SOH height complete with oxidasation chamber size 300mm diaX450mm height face piping fitting valves, catelytic and under bed media filter, under bed plate sys fitted with pvc strainer, pressure gauge,cocks,manhole,handhole, airvent sys, cholorine dosing unit, air compressor of suitable capacity, back washing facilities including necessary fittings like pipe, tee, bend etc to connect inlet and outlet connection with the raw water line design code IS 2825,thickness of body 6mmx5mmx6mm 04 leg all as directed

SHUBHAM CENTRE (BID ID -3186799)