Drilling, Boring and installation of 03 No Tube well with (DTH) at various locations in Village Jharsa and Islampur ward No.28 under MCG.

Amount

Cleaning of bore well 300mm by DTH machine or other suitable machine as per ISI specification No.2800-1991 ( Part -1 ) as amended upto date including development of borewell complete to the satisfaction of the engineer in charge

Drilling of 685.80mm dia by hydraulic rotary drilling (reverse circulation method) according to ISI specification No.2800-1991 (Part-I) as amended upto date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders upto 125mm dia except rocky strata including the cost of all consumable(Size 689mm) stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site proposed bore and back (including cost of lowering of all sizes of casing pipe while boring and extracting the same against earth frictions etc.) Compete to the satisfaction of the Engineer-in-Charge. 0 to 60=60

Supplying and lowering 219.10mm outer dia ERW steel plain pipes as per IS 4270-1992 as amended pipe in 4 to 7meters random length with 88.90mm of threaded ends(8 threads to an inch or 25.40mm) manufactured out of 6.40mm thick M.S. plates with required number of M.S. socket 152.40mm length with inside thread to match the pipe threads and made out of M.S. plate in to borehole in vertical position including cost of all scaffolding, derricks, Jim, poles, tools and plants, ropes, gays M.S. clamp embedded in foundation etc. complete in all respects to the satisfaction of the Engineer-in charge of the work including cost of all cutting, threading of pipe, welding where required and all sockets.

Supply and lowering slotted pipe of size 219.10mm outer dia, seamless steel pipe conforming to IS 3589-1991 (With latest amended) duly ISI marked made out of the 6.35mm thick steel sheet in rembom length of 4 to 7 mtr inside and outside coated with anticorrosive black mastic paint with butt-joint as per IS 3589-1991 (With latest amended) including cost of cutting, jointing, welding lowering in bore hole in vertical position including cost of all T&P accessories required for the job as per site condition complete in all respect. up to a depth of 0 to 60mtr depth

Providing and fixing in position suitable bail plug hook of 219.10mm as per IS 226/1975 as amended upto date, including the cost of M.S. screwed sockets etc. complete in all respects to the entire satisfaction of the Engineer-in- charge of the work.

Supplying & packing graded gravel of size as per ISI 4097/1988, as amended upto date and specification attached with this schedule of item of work. The gravel should be free from dust, dirt or vegetable matters. Packing to be done from the housing pipe to the bottom of liner all around on the bore and will be placed other liner and housing pipes have been lowered and suitably clamped. Thickness and size of the gravel packing will be as directed by the Engineer-in-charge strictly as per relevant ISI.

Supplying and fixing well threaded M.S. cap for 273.10mm outer dia M.S. pipe as per ISI 226/1975 as amended upto date to the satisfaction of the Engineer-in-charge.

Supplying and fixing 219.10 mm M.S. clamp as per IS : 226/ 1975 as amended up to date for supporting the housing pipe supported on two girders not less than 100mm x 150mm and two meters long each embedded in suitable foundation as approved by the Engineer-in-Charge.

Development of T/well according to clause 9.3 of IS : 2800- 991 (Part-I) as amended upto date and specifications attached & as directed by the Engineer-in-charge of the work including the cost of all consumable stores, fuel, oil, compressors, pumps and machinery etc. as required of this work. (a) When developed by compressor of the 450/600 CFM,250 PSI or suitable rating

Resistivity Survey

Supplying, erection testing and commissioning of submersible pumping sets as per BIS Specification No.8034-1989 (as amended upto date for pumps) and IS. 9283-1979 (as amended upto date for motor) the pump motor sets should be capable of pumping clear fresh cold water having Characteristics as specified in Clause-4 of IS. 8034/1989 and Clause 4.1 of IS 9283/1979. Each pump motor set shall be supplied with joint free 150 M. double length PVC. Insulated and PVC. Sheathed flexible 6 mm2 type submersible Cable of finolex make and junction box for jointing of submersible Cable and Submersible pumping set.10 H.P 18 Stage – For T/Well discharge 250 LPM, 90M Head

Supplying erection, testing of electric control panel board for T/wells in pump chamber consisting of MS sheet of thickness 14 gauge duly painted box type floor mounted made of Angle frame containing 1 Nos. fully automatic air brake Starter 15 HP , Main switch of suitable range with HRC fuse, 1 No. Volt meter (0 to 500 Volts), 1 No. Amp. Meter of 0 to 32 Amp. , 3 sets of indicating lamp, Capacitor of suitable capacity & 1 No. single phase preventers with the timer switch including wiring in panel board & suitable Electric energy meter wiring from to Electric control panel board complete in all respect as per Specification given in Schedule No. I.

Supplying and fixing following C.I. D/F pipe, CI specials, sluice valves with wheel, non return valves with G.M. Flap including cost of jointing materials, excavation, laying refilling including making adequate supports of masonry/concrete/steel for delivery pipe from submersible pump set up to 1.5 meter outside the outer wall of pump chamber as per plan shown as per specification given in Schedule NoII. A) Detail of pipe and specials a) CI D/F bends reducers, tapers, tees, tail piece, and blank flange. Detail of pipe and specials CI D/F bends, reducers, tapers, tees, tail piece, blank flange etc up to 100mm i/d

G.I pipe both side

P/F 16mm 3 core PVC aluminium cable make finolex complete in all respect.

Dismantling of C.C 1:1.5:3 for laying pipe line complete as per anlysis

Supply of D.I K-7 pipe complete 100mm dia

Providing and fixing D.I fitting of D.I special of different sizes confirming to IS specifications

Making connection with the existing main pipe line complete in all respect.

Bidder Name

Amount

Sh. Aditya Parkash Gupta

SAHIB HUSSAIN CONTRACTOR

Vikas Contractor

RNK Infra Private Limited

Vikas Contractor

SAHIB HUSSAIN CONTRACTOR

RNK Infra Private Limited

SAHIB HUSSAIN CONTRACTOR

Sh. Aditya Parkash Gupta

RNK Infra Private Limited