Shifting of existing donkey farm for Construction of Shree Sheetla Mata Devi Medical College, Kherki Majra, Sector-102, Gurugram

Amount

Drilling of 609.60 mm dia bore by hydraulic rotary drillring reverse circulation method)/. according to ISI specification No 2800-1991 (Fart-l) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soil 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 of proposed bore and back, complete to the satisfaction of the Engineer-in-charge. (I) 1 to180 mtr depth

Supply & Lowering 219.10mm outer dra ERW steel pipes as per lS 4270-1992 as amended up to date duly lSl marked for housing pipe in 4 to 7 meters random length with 88.90 mtr. of threaded ends (8 threads to an inch or 25 40mm) manufactured out of 6 40 mm thick M.S plates with required number of M S socket 177.80}mm 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 guys M.S clamp embedded in foundation etc. complete in all respects to the satisfaction of the Enginner-in-charge of the work including cost of all threading of pipe welding where required and all sockets . The pipe shall be painted with anti corrosive paint and covered tightly with polythene. (I) 160 mtr x 1 No.

Supply and lowering 200 mm i/d all welded low coarbon galvanized steel (LCG) cage type V- wire wound screen confirming to ISI 8110-2000, IS 4270- 19921 and composition of material as per ISI 1012 of outer dia 221 mm equivalent thickness 8.00 mm , tensile load 14000 kg, minimum and ring thickness 8 mm slot opening 0.75 mm open area 25% 15 mtr x 1 No

Prov. & fixing in position suitable bail plug hook of 219.10 mm as per IS 226/ 1975 as amended up to date including the cost of MS screwed sockets etc complete in all respects to the entire satisfaction of 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 items of work. The gravel should be free from dust. Dirt or Vegetable matters packing to be done from the housing pipe to the boom of liner all around in the bore and will be placed after line and housing pipes have been lowered and suitable clamped .Thickness and size of the gravel packing will be designed and directed by the Engineer-in-charge strictly as per relevant ISI.

B) Supplying and fixing well threaded MS cap for 219.10 mm outer dia MS pipe as per ISI 226/1975 as amended up to date to the satisfaction of the Engineer-in charge.

Supply as per IS 226/1975 as amended up to date deodar wooden box made of 20 mm thick wood size 60 cm x 30 cm x 75 cm with lid and locking arrangement etc. for preserving the strata samples received from the bore as and when desired by the Engineer- in-charge

supplying and fixing 219.10 mm M S clamp as per ISI 226/1976 as amended up to date for supporting the sousing pipe supported on two girders not less than ISMB 100 mm x 150 mm weight not less than 17.00 kg/ m cross section area not less than 21.67 sq cm , flange thickness 7.00 mm web thickness 5.40 mm , 2.00 mm long 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 up to 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 for this work. a) when development by compressor of 600 CFM 250 PSI and suitable rating of 20 hours

Resistivity Survey (This item is to be included wherever it is necessary)

Pumping machinery Supplying, erection testing and commissioning of submersible pumping sets as per BIS Specification No.8034-1989 (as amended up to date for pumps) and IS. 9283-1979 (as amended up to 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 50 M. double length PVC. Insulated and PVC. Sheathed flexible 3 core flat type submersible Cable of finolex make and junction box for jointing of submersible Cable and Submersible pumping set. i)250LPM/ 90 M. Head -For T/Well =

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 suitable for 10 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 32 Amp. , 3 sets of indicating lamp, Capacitor of suitable capacity & 1 No. single phase preventors 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.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 NoII.A) Detail of pipe and specials a) CI D/F bends, reducers, tapers, tees, tail piece, blank flange etc. upto 100 mm i/d

B) C.I. D/F pipes a) 80 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 150 mm dia, Dial Gauge , in delivery pipe inside pump chamber

Bidder Name

Amount

Nain Builders(GSTN-NA)