BORING CONSTRUCTION AND REPAIR WORK AT COMMUNITY CENTRES/SHAMSHAN/KABRITHAN/ FIRE STATION AND OTHER PLACES IN ADARSH NAGAR ZONE.

Construction of Tube-well upto 100 Meter depth and above in all type of rocks by DTH system and over burden to accommodate casing pipe of following sizes in all types of soils and over burden including lowering of casing pipes but excluding cost of casing pipes as per IS : 2800 (Part I & II) 1979 specifications. The work would be completed after obtaining sand free water. The tube well should have a throughout bore as per nominal dia of casing pipe 200 mm dia Nominal bore :

Construction of tube-well from ground levels to accommodate housing and assembly pipe of following sizes in all types of alluvium strata by percussion/ rotary drilling method and with gravel as per IS:4097-1967 and packing as per IS:2800 (Part I -& II) 1979 as amended upto date (the work includes the cost of gravel & its primary packing and packing during development, lowering of housing & strainer assembly pipes, with supply and wrapping of coir rope, wherever necessary for arresting fine sand particles. The work will not include cost of housing pipe and strainer pipe assembly and development work, but work would be completed after obtaining sand free water). Nominal bore 200 mm dia

Development of tube well as per IS specification using suitable compressor to give sand free water for required yield of the gravel packed tube well.

Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/1992) of grade Fe410 of following nominal bore sizes at site of work.200 mm dia

Supply of strainer pipes made of ERW M.S. black pipe ISI mark of following sizes at the site of work including required size of slotting as per IS:8110-1985 of following nominal bore sizes at site of work. 200 mm dia

Supply and fixing of tube well cover of M.S. sheet (6mm thick) with nuts and bolts complete for casing size: 200 mm dia

Supply and fixing of M.S. clamp set of 50 ×6mm flat iron with nuts and bolts etc. for holding the riser pipe assembly of submersible pump set.

Providing & lowering of G.I. flange pipe B Class including rubber washer and nuts of 8 mm dia complete in all respect.50 mm dia

Installation of submersible motor pump set in tube-well/open well complete (labour charges only) including transportation of tripod, chain pulley block & any other material required for lowering purpose.

P/Laying ISI marked P.V.C. insulated submersible cable confirming to(IS:694) and as per IS 8130 : 2013 of 1.1 kV grade . Wire should be made from 99.90 % purity copper, stranding in acc. to IS:8130/IEC 60228 for lower watt loss , oxygen free for less chances of oxidization, insulation PVC type A/C/D , flame retardant as per IS 10810-53, better amperage rating as per IS:3961 part 5, existing pipe / open trench / Cable tray / on surface including making connection etc. as required. For additional technical parameters of product / work refer Annexure 'A' attached with this BSR 4.0 Sq.mm 3 core flat / Round

P/Laying P.V.C/XLPE insulated & P.V.C sheathed cable of 1.1 KV grade with Copper conductor of IS: 1554 P-I/IS: 7098 P-I in ground as per IS: 1255 including excavation of 30cm x 75cm size trench, 25cm thick under layer of sand, IInd class bricks covering, refilling earth, compaction of earth, making necessary connection, testing etc. as required of size. 2.5sq mm. Armored 4 core

Providing and fixing gun metal non return valve of approved quality (screwed end) 50mm nominal bore Horizontal

Providing and fixing gun metal gate valve I C.I. wheel of approved quality (screwed end) 25mm nominal bore.

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Supplying of submersible pumping motor pump sets I.S.I marked ( IS : 8034 -1989) of approved make like K.S.B. KIRLOSKAR calame etc or equivalent making connection suitable for T.W. / D.C.B. / open well the job includes screwing and welding of flanges on G. I . riser pipes jointing of electrical cables and other connections making switch board electrical connections all labour for tasting of submersible pumps set and supply of water to water minas complete in all respect 7.5 HP/ head with discharge of 24-12 cum / hour

Supplying and fixing of start delta LT panel box.

Supplying and installaation of submersible motor pump sets ISI marked (IS: 8034-1989) of approved make with required accessories including making connection suitable for T.W./D.C.B. /open well the job includes lowering of riser pipe, G.I./H.D.P.E. pipe with rope, cables installation of complete fitting and accessories, jointing of electrical cables upto switch board. All abour for testing of submersible pump set and supply of water to water mains, complete in all respect.

100 mm diameter submersible pump shall have following HP rating phase, head minimum discharge respectively 5.0 HP, 3 ǿ (120-220) Mtr, (100-38) LPM

150 mm diameter submersible pump shall have following HP rating Phase, head minimum discharge respectively

7.5 HP, 3 ǿ (65-135) Mtr, (240-115) LPM

10.0 HP, 3-Ø, (93-200)Mtr, (240-600)LPM

Supply & fixing overload relay for DOL starter for 7.5 HP/10 HP/12.5 HP motor including removing and repairing starter of site.

Replacement of parts for submersible motors :

Motor rewinding upto 10.0 HP

Rotor grinding upto 10.0HP

P-4 Top bottom bearing bush

Seafaring charges

P & replacement oil seal

P & replacement connection test

Thrust plate replacement

Thrust bearing replacement

S.S. coupling

S.S. Sleeves

Colde joint

Rotor cupling welding

Replacement of parts for submersible PUMPS

P & F neck rings

P & F bowel bush

P & F S.S. distance

P & F S.S. Gun metal bush

P & F S.S. bottom bush

P & F Impellers

P & F guide plate

P & F impellers lock

Cruicle bush lower

Cruicle bush UPPER

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