Removing the existing 250mm dia Butterfly valve and fixing of new 250mm dia CI SLV and it special at KK nagar for pumping the OHT from the feeder main in ward 33

Amount

Supply and delivery of the following sizes of meterials and specials as per IS specification and as amended upto date 250mm Dia CI Slv &its special per one no @ KK nagar OHT

80mm dia Double Air valve with 80mm CI SLV and its specials in 250mm Dia AC main @ KK nagar OHT

100mm dia SLV and its specials in feeder main to pumping the OHT

Removing the burst pipe from the pipe line and providing New Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS3589:2001 and other allied codes.Pipes shall be internally lined with plant applied cement mortar lining 1:2, The Lining thickness range from 6 mm to 12 mm for 168.3 mm OD to 2540 mm OD as per Table -8 of IS 3589:2001Pipes shall be externally coated with plant applied CM 1:3, minimum 20mm thick including reinforcement as perclause A-9 of Annex-A of IS 3589:2001 or Coal Tar Enamel Wrapping Tape as per IS 15337:2013 273x6.3mm thickness MS Barrel pipe

Dismantling, clearing away and carefully stacking materials useful for reuse for any thickness of walls @ KK nagarOHT Brick / stone masonry in Cement mortar walls under3 m high 3.00x2.00m valve pit

Dismantling reinforced cement concrete roof slab @ 3.00x2.00m valve pit

Construction of masonry valve pit as per Type design for Sluice valve,scour valve,air valve including fixing the valves 1:5 and placing of RTS grills for the followingstone inCM 1:3 including supply, fabricating stone jelly for cover slab, providing cut 1:3,12mm thick,RCC 1:2:4 using 20mm HBGfor side wall,plastering with CM metal for levelling course,brick working CM foundation,P.C.C.1:4:8 using40mm HBG including earthwork excavation for valves including charges for precasting andfixing surface box,valves and specials in position ,refilling the sidesof the pit etc.complete. and as directed by Dept Engineer Reconstrution of 3.00x2.00m Brick work valve pit @ KK nagar OHT

Repair & foundry lathe works of CI SLV spindle rod,checknut,Bolt nut,shutter,& SLV specilals 250mm Dia SLV @ KK nagar OHT

Removing the burst A.C. Pipes from the pipe lineand removal of slushy soil and baling out waterand replacing the pipe line with sound pipeincluding jointing and cost of refilling the pipeline with water for retesting the pipe line etccomplete (excluding cost of sound pipe andjointing materials and earth work) and as directed by the Department Officers 250mm dia AC pipe

MS machine end used for gap closing of pipe line,and slv and its specials etc.complete

Cleaning,desilting light or sandy soil or silt from OHT inside outer tank,inner tank compartment below water level using special Acessories,labour chargesetc.complete KK nagar OHT

Add GST 18%

PITCHAIMANI N (BID ID -1147918)