Flushing of borewell and laying of HDPE pipeline to supply drinking water at various locations of Adasa UG to OC mine of Saoner Sub Area.

Amount

Taking out existing pipe ,submersible pump and another accessories.

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.

Supplying, erecting, testing and commissioning of minimum three & above star rated submersible pumpset of 3.75 kW/5 HP with 415 V, three phase, 50 Hz A.C. supply suitable for 150 mm dia. borewell with 120 to 390 lpm discharge at 67 to 21 m head & discharge & delivery pipe of size-50 mm dia. with a necessary H type clamps as per specification no. WP-SMP.

Supplying, erecting, testing and commissioning of automatic control panel for three phase , 415 V, A.C. supply, submersible/centrifugal pump set upto 7.5 HP consisting of D.O.L. starter having relay range 9-14 A, S.P.P., combined ammeter/voltmeter, phase indicating lamp enclosed in CRCA powder coated vibration proof enclosure with IP54 protection with single phasing, phase reversal, phase imbalance, etc.

Supplying, erecting, testing and commissioning of D.O.L starter suitable for 400 V, 3 phase 50 Hz with no volt coil and overload element with necessary materials and connected to supply above 3 HP to 7.5 HP.

Supplying, erecting, testing and commissioning of flat flexible 3 core 6 sq.mm PVC sheathed submersible type copper cable suitably clamped at fixed intervals with column pipe assembly complete.

Providing ISI mark G.I. pipe of following class and dia. excluding GST levied by GOI & GOM in all respect, inspection charges, transportation to stores, etc.completeasperIS-1239/2004. Note : One coupler shall be provided with each full length of pipe cost of which is included in ratesbelow. : MEDIUM : 50mm.(5.16kg./m)

Lowering, specials laying and jointing of following class and diameter including conveyance from stores to site of works, all labour, etc. complete either underground or in vertical position,asdirectedbyEngineer-in-charge. : MEDIUM: 50mm.(5.16kg./m)

Making connection of G.I. distribution branch with G.I main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete: 25 to 40 mm nominal bore

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

Providing and fixing gun metal non- return valve of approved quality (screwed end) : 50 mm nominal bore : Horizontal

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, by mechinical / manual means ramming of bottoms, for all depth,including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m: All kinds of soil : Pipes, cables etc, not exceeding 80 mm dia.

Providing and supplying instandard lengths PolyethelenePipes,confirmingtoIS4984/14151 / 12786 / 13488withnesessary jointingmaterial likemechanicalconnector i.e.thread/ insert joint/ quick releasecoupler joint / compression fitting joint or flanged joint excluding coupler/specials, including transportation and freight charges, inspectioncharges, loading / unloadingcharges, conveyancetothedepartmental stores&stacking thesame in closedshadeduly protecting from sunrays&rains, excludingGST leviedbyGI & GOMinallrespectetc.complete.: Note:-H.D.P.E.Pipesshallbeasper latest IS SpecificationsAlsoHDPEpipesupto110mm Diashallbeincoilform : PE-100,6Kg/Sq.cm: 63mm

Lowering,LayingandJointingH.D.P.E./ M.D.P.E.pipes inproperpositionincludingall specialsbycompression fitting/electrofusionand butt fusion jointingprocedureasper relevent IS Code complete with all materials for jointing procedure like Electrofusion machine, Electric heater/butt fusionweldingmachinewithhydraulic jack, top loadingclampetc. andall labours as directedbyengineer incharge as per IS-7634Part II: For all classes. : 63mm

Total impact of GST for the purpose of CTC

M/S P.K ENTERPRISES (BID ID -1145998)

Builders Junction (BID ID -1147196)