Providing, installing and commissioning of 1 No. tubewell, supply and erection of 1 No. submersible pumping set on tubewell and electric control panel LTCT meter with electric connection from UHBVN at Madlauda and all other works contingent thereto

Amount

Drilling of 685.80mm dia. bore by hydraulic rotary drilling (reverse circulation method) according to ISI specification No.2800-1991 (Part-I) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders up to 125mm dia except rocky strata including the cost of all consumable 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

Supplying and lowering 273.10mm outer dia ERW steel pipes as per IS 4270-1992 as amended up to date pipe in 4 to 7 meters random length with 88.90mm of threaded ends (8 threads to an inch or 25.40mm) manufactured out of 8.00mm thick M.S. plates with required number of M.S. socket 177.80mm 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

Supplying and lowering 219.10mm outer dia ERW steel pipes as per IS 4270-1992 as amended pipe in 4 to 7 meters 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 & lowering of 200mm i/d nominal size all welded Stainless steel screen confirming to IS Code 8110:2000 (see designation X 04 CR 18 NI10 of IS 6528, of equivalent thickness 8.0 mm, minimum and ring thickness 0.9mm, slot opening 0.75mm, open area 20% (Johnson make, Super filteration, Starr filteration, Wedge slot) and make approved by department (ISI marked)

Supplying, fixing and lowering reducing socket as per IS:226/1975 as amended up to date 273.10mm/outer dia, into 219.10mm outer dia with 8 threads per inch or 25.40mm, to be made out of M.S. plate with interior threads to be suitable for jointing 273.10mm outer dia pipe and 219.10mm outer dia ERW pipe as per item No.2 and 3 above

Providing and fixing in position suitable bail plug hook of 219.10mm as per IS 226/1975 as amended up to 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 and packing graded gravel of size as per ISI 4097/1988, as amended up to 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 as per IS : 226/1975 as amended upto date deodar wooden box made of 20mm thick wood size 60cm x 30cm x 75cm with lid and locking arrangement etc. for preserving the strate samples received from the bore as and when desired by the Engineer-in-Charge

Supplying and fixing 273.10 mm M.S. clamp as per IS : 226/1975 as amended upto 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 : 2800-1991 (Part-I) as amended upto date and specifications attached and 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 When developed by compressor of the 450/600 CFM, 250 PSI or of suitable rating

Electric Logging of Tubewell

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. and Submersible pumping set KSB/Hindustan/BS/Amrut make. (i) 800 LPM 90M.Head -For T/wells= 1 No.

Supplying erection, testing of electric control panel board L&T MUG 20-H make 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 suitable for 25 HP Motor, Main switch of suitable range with HRC fuse, 1 No. Volt meter ( 0 to 500 Volts), 1 No. Amp. Meter of 0 to 100 Amp. , 3 sets of indicating lamp, Capacitor of suitable capacity & No. single phase preventors with the timer switch including wiring in panel board and suitable Electric energy meter wiring from to Electric control panel board complete in all respect as per Specification given in Schedule No.II.

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 upto 1.5 meter outside the outer wall of pump chamber as per plan shown as per specification given in Schedule No.II A) Detail of pipe and specials a) CI D/F bends, reducers, tapers, tees, tail piece, blank flange etc. upto 500 mm i/d

Earthing with G.I. earth pipe 4.5 meter long 40mm dia with masonry enclosure & 4mm dia G.I. wire in 15mm dia G.I. pipe from earth electrode as per I.E./1996 rules & as required by Chief Electrical Inspector of HVPN as per specification in schedule No.II complete in all respect.

S&E of Pressure Gauges with siphon cock as per IS:3624, & having 150mm dia, Dial Gauge, in delivery pipe inside Pump chamber

S&E of “Wall Mounting Type, solenoid driven, motor-less electro-magnetic diaphragm Dozing/ Metering pump working on single-phase 220/240 V 50 Hz electric supply, with standard electronic controls, suitable for minimum dozing capacity 0 to 5 LPH at 8 bar back pressure”, complete with necessary accessories; Make-Fontus. Along with S&E of: a) 1 No. Voltage Stabilizer with each Dozing Pump b) 1 No. 300 Ltrs capacity ISI marked HDPE storage tank, with each Dozing Pump, of ‘Sintex’ or other reputed & approved make.

Supplying of three phase electronic LT/CT Meter “SECURE” make LT/CT coil for C.T Meter 15/5 to 100/5 make approved by UHBVN with meter box including electric connection charges from UHBVN complete in all respects

Bidder Name

Amount

Ambey Elect. and Engg. Works

Mohan Dutt Sharma

N.K. CONSTRUCTION CO.

Shiv Shankar Co.

DASHMESH ELECTRIC WORKS

Mohan Dutt Sharma

DASHMESH ELECTRIC WORKS

N.K. CONSTRUCTION CO.

Shiv Shankar Co.

Mohan Dutt Sharma

Ambey Elect. and Engg. Works

N.K. CONSTRUCTION CO.

Shiv Shankar Co.