Surging of (2 nos) 8 x 4 dia Deep tubewell and Repairing of (2 nos) 5 H.P. Submersible pump motor set (1 no) 10 H.P. B.E. make centrifugal pump motor set replacement of starter and its allied plumbing works at Bijon Bhavan, Salt Lake, during the ye

Amount

Supplying, fitting and fixing in position G.l. pipes of TATA make for underground works with all necessary acessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately)

80 mm dia. medium quality

50 mm dia. medium quality

Supplying, fitting and fixing Peet's valve fullway gunmetal standard pattern best quality of approved brand bearing I.S.I. marking with fittings (tested to 21 kg per sq. cm.)

80 mm dia

50 mm dia

Washing and developing tube well with air compressor pump and engine for 8 (eight) hours continuous pumping per day with necessary arrangements for testing the yield in gallons per hour with 'V' notch including hire and labour charges for all tools and plants and scaffolding as required.

Charges for withdrawing of 5 H.P. (K.S.B.) make Submersible pump motor set with column pipes from the existing tubewell after dis-conneccting the plumbing line and electrical connection with the help of spl. type tools & tackles & Chainpully block on tripoid stand.

Charges for opening out the 5 H.P. submersible motor part by part complete dismentling the winding of submersible motor. S & F new-winding with P.V.C. coated copper wire inclu. internal connection and cable complete as per G.S.including supply & changing Roter sleeve bush,top and bottom bush,Complete repairing thrust bearing assembly incl. supplying & fixing of clatch liner and clatch plate with bolts,turning and polishing of the motor roter shaft,and all its components and refixing the same after changing the necy. spares & parts. Charges for opening out the pump part by part supply & changing discharges head bush,shaft protection sleev bush,runing casing bush,neck ring,turning and polishing the casing,pump shaft,Matalizing the worn out portion of the impeller and machining the same etc and all its components and refitting the same after changing the necy. spares & parts.

Charges for cutting the rusted nuts & bolts and dismantling the 10 H.P B.E. pump motor set from the base plate after dis-connecting the suction & delivery pipe lines and refixing the same after necy. work.

Charges for opening out the 10 H.P. (440V) 1440 R.P.M. (Kirloskar) make old type heavy duty AC motor part by part complete dismentling the winding of motor. S & F new-winding with copper wire inclu. internal connection as per G.S.including supply & changing Ball bearing,Repairing & matalising including welding the motor shaft for proper adjustment the bearing at both end,Rematalling & machining including polishing both side motor cover bearing house suitable for ball bearing.and all its components and refixing the same after changing the necy. spares & parts. Charges for opening out the pump part by part supply & changing the Ball bearing,pump shaft,pump impeller, intermediate cover, Gland nut (G.M.), M/S tie bolts with nuts both side thread,grease cup, Paper & Rubber gasket ,Lead packing etc and all its components and refitting the same after changing the necy. spares & parts.

Supply & Changing the Rubber coupling (8 - holes ) for connecting the pump & motor pully.

Supplying & fitting of C.I. Funel.

Making pressure gauge arrangement including Supplying & fitting 100 mm dia pressure gauge, G.M. valve and G.I. fittings complete.

Supply & changing the Base Plate made by M/S Channel of Size - 6" hight x 18" flat x 3' 7" long for resting the above mentioned pump motor set incl. making foundation size 4'-6" x 2'-6" x 2' ft height by c.c. in proportion 4:2:1 with grouting 4 nos 5/8" x 6" long nuts, bolts & double washer complete with neat cement finish etc.

Supplying & fitting of 50 mm dia G.M. Horizontal Check Valve (Make - Leader / I.S.I.).

Supplying & fitting of Rubber insertion cloth. Upto 100 mm dia.

Supplying & fitting of 5/8"x2.5" nuts & bolts with washer.

Charges for cutting & threading of 50 mm dia. G.I. pipe.

Charges for installation of 5 H.P. (K.S.B.) & 3 H.P. (K.S.B.) make submersible pump motor set into the tubewell including connecting the plumbing line and electrical connection with the help of spl. type tools & tackles & Chainpully block on tripod stand.

Supply and installation of 440 Volts 2900 R.P.M. 1 H.P. submersible pump motor set (Make - K.S.B.) Model No.- CORACHROM100-5/08 + UMAI100 - 0.75/22 into the tubewell incl. errection of tripoid stand by co's own tools & tackles.

Supplying & fitting 2.5 sq.mm. 3 core flat copper P.V.C. coated copper submersible motor cable (Make-Finolex).

Charges for jointing 3 core, 2.5 sq.mm. flat P.V.C. submersible cable with Supplying & fitting necessary. Water insulating tape.

Supplying & fitting of 50 mm dia 450 mm long M.S. holding clamp for column pipe and pump including double nuts and bolts with washer also painting.

Supplying & fitting of 350 mm dia round type M.S. well cover plate incl. cutting 50 mm dia holes in middle for passing column pipe and 1 No. 25 mm dia G.I. socket welded in corner for entry of cable.

Supplying & fitting of 440V. 3 Phase, MK1 D.O.L Starter relay range suitable size for 1.5 H.P. submersible pump motor set (Make - L & T) on common angle iron frame on wall incl. S&F nuts & bolts etc.(Cat. No. - SS96210).

Dismantling upto 100 mm dia. G.I. pipe line and refixing the same after cutting out damaged portion making new thread with rachetstock die - set including S/F jointing materials (Viz. - Jute, White Zink, Pudding etc.).

Through checking & cleaning the pannel board including starter and main switch including S/changing nut & bolts etc. as direction of Engineer-in-Charge.

Painting the pump motor set with 2 (two) coats of approved paints over one coat of R.O. primer.

Carrying charges for pump motor set from work site to Co.'s workshop and Co.'s workshop to back after repairing including loading & unloading (Up & down).

Charges for carrying withdrawing scrapholding materials, tools and tackles etc. and two (2) days (hiring charges) carrying aircompressor machine (B - 2) Motor car crain.

HAZRA ENTERPRISE

CHATTERJEE ELECTRICALS

S CHAKRABORTY AND COMPANY

NITESH MANAGEMENT