ESTIMATE FOR DRILLING, BORING AND INSTALLATION OF 2 NOS. TUBEWELL WITH ( REVERSE ROTARY METHOD) AT SUKHRALI

Amount

-supply and jointing three core flat of finolex ,polycab , Ecao and Bunton with bare bunched copper conductor insulated and sheathed with PVC for submersible pump motors with voltage grade 1100 volts marked with IS:694 ,19900 including cost of jointing, materials as well as carriage , loading , unloading etc . complete in all respect upto the entire satisfaction of engineers in charge. CAPACITY OF MOTOR : 13.00KW TO 22.00KW SIZE OF CABLE 6.00SQ.mm (copper)

-Supply and lowering 219.10mm outer dia ERW steel plain pipes as per IS 4270-1992 as amended pipe in 4 to 7 metters random lenth with 88.90mm of threated ends ( 8 threads to an inch or 25.40 mm) manufactured out of 6.35 mm thick M.S socket 152.40 mm 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 engineer in charge 90x1=90mtr.

-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 TandP accessories required for the job as per site condition complete in all respect. up to a depth of 0 to 60mtr depth

-supply of 100 mm D.I. pipes and specials

-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

Development ofTlWell according to clause 9.3 ofIS 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. 500

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

EXTRA FOR FLXING SLUICE VALVES/FLAP VALVES SOCKETTED OR FLANGED, INCLUDING CARTAGE FROM STORES OR NEAREST RAILWAY STATION TO SITE OF WORK: - PROVIDING and fixing cast iron double flanged swing check type reflux (non return ) values pn - 1.6 marked with IS 1363, rubber sheet marked with IS:638 etc. carriage loading ,unloading , stickling handling , Re- handling etc . complete in all respect to the satisfaction of engineer in charge (MAKES AARKO , VENUS , LEADER , BIR , PANJA , UPADHAY):- 80mmi/d

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.

Resistivity Survey

Supplying and fixing 219.10 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 100 mm X 150 mm and two meters long each embedded in suitable as approved by Engineer–in–charge. 1x1=1 Nos.

Supplying and fixing well threaded M.S. Cap for 273.10 mm outer dia M.S. pipe as per ISI 226/1975 as amended upto date to the satisfaction of Engineer-in-charge. 1x1=1 nos

Supplying and 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 house 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 6x1=6 Cum

Supplying as per IS : 226/1975 as amended up to date deodar wooden box made of 20mm thick wood size 60cm x 30cm x 75cm 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 Erection Testing of Electric Control panel for T/Well in pump Chamber Consisting of Ms Sheet of Thickness 18 Gauge Duly painted Box Type floor, Mounted, Made by angel frame containing 1 Nos. Fully Automatic Air Brake starter Suitable For 15 HP Motor, Main Switch of suitable Rage with HRC Fuse 1 No. Volt Meter of (0 to 500 volts) 1 no. amp. meter of 0 to 32 Amp., 3 Set Os Indicating Lamp capacitor of suitable capacity 1 Nos. 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 per Specification Given in Schedule No.1 1x1=1 Nos

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.12 H.P 12 Stage

Prakash Pump Engineers

Bimlraj Outsourcing Private Limited