REPAIR AND MAINT OF OLD RUSTED DISTRIBUTION LINE (CI/GI) FOR EXTERNAL WATER SUPPLY AT ZONE A, B, C AND D AT LGJ MIL STN

Amount

Taking up or down existing unserviceable water mains and recovering lead by burning out lead joints including all fittings spigot and sockets of Cast Iron pipe size of dia150 mm bore. Note Earth work will be measured and paid seperately under respective items of BOQ

All as per serial item No-01 but of dia100 mm bore .

Taking up or down existing unserviceable water mains and all fittings of GI pipe size of dia 150 mm bore .

Taking up or down existing unserviceable water mains and all fittings of GI pipe size of dia 100 mm bore .

Taking up or down existing unserviceable water mains and all fittings of GI pipe size of dia 80 mm bore .

Supply & fix ductile iron pipe with rubber tyton joint of size 150 mm bore Class K-7 complete all as specified and directed by Engr-in-charge

Supply & fix ductile iron pipe with rubber tyton joint of size 100 mm bore Class K-7 complete all as specified and directed by Engr-in-charge

Supply & fix (Factory Made) DI Screwed double flanged pipe with ISI Marking confirming to latest revision IS: 8329/2000 of class K-9 with internal cement mortar lining & outside zinc coating followed by bitumen coating the flange rating of flange pipes shall be PN 10 with nut blots rubber packing of size150 mm complete all as specified and directed by Engr-in-charge. Note:-(a) DI flanged pipe factory made will be only acceptable. (b) Localy welded flanged pipe will not be acceptable.

All as per item No-08 above but size 100 mm bore

S & F GI pipe, 'medium grade' galvanised,of size 80 mm bore dia with all fitting and fixed complete to laid in trenches all as specifed.

S&F in replacement of Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe of 15 mm bore dia and fixed all as specified and directed.

All as above item No 11 but size 20 mm

All as above item No 11 but size 25 mm

All as above item No 11 but size 40 mm

All as above item No 11 but size 50 mm

Taking up or down steel tubing of size 15 mm bore dia with all connections, including fittings all as specified and directed.

All as per item No-16 above but size 20 mm

All as per item No-16 above but size 25 mm to 32 mm

All as per item No-16 above but size 40 mm to 50 mm

Taking down PVC pipe of size 50 mm bore dia and connections, including removal from site complete all as specified

Refixing old steel tubing of size 15 mm bore dia and connections in new or old position cleaning for refixing in old or new locations by diverting pipe lines which are passing through tree roots or guttar chamber all as specified and directed.

All as per item No-21 above but size 20 mm

All as per item No-21 above but size 25 mm to 32 mm

All as per item No-21 above but size 40 mm to 50 mm

S & F in Replacement GI Tubes, 'medium grade' galvanised,of size 15 mm bore dia with all fitting and fixed complete to walls and ceilings or laid in floors all as specifed

All as per item No-25 above but size 20 mm

All as per item No-25 above but size 25 mm

All as per item No-25 above but size 40 mm

S & F GI Tubes, 'medium grade' galvanised,of size 15 mm bore dia with all fitting and fixed complete to walls and ceilings or laid in floors all as specifed

S & F in replacement of CI Sluice Valve Class PN 1.6 ss spindle with CI hand wheel of size 80 mm confirming to IS 14846 all as specified and directed by Engineer in charge.

S & F in replacement of CI Sluice Valve Class PN 1.6 ss spindle with CI hand wheel of size 100 mm confirming to IS 14846 all as specified and directed by Engineer in charge.

S & F in replacement of CI Sluice Valve Class PN 1.6 ss spindle with CI hand wheel of size 150 mm confirming to IS 14846 all as specified and directed by Engineer in charge.

M&L for DI Flanged fitting specials viz flange,bend ,connecting pieceTee,Reducer/Enlarger of size 80 mm to 300 mm complete as per site requirment and as specified and directed by Engg-in-Charg

Excavation in trenches not exc.1.5 m wide and n.exc 1.5 m deep in soft/loose soil for laying water main pipe etc getting and forming bottom surface to required gradient.

Returning filling in incl spreading, levelling watering and well ramming in layer n.exc 25cm thick.

Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point.

Repairing of valve chamber at various locations including replacement of rusted MS cover complete without disturbing the existing/new pipe line and valve including necessary earth work in any type of soil, PCC1:3:6 in bed concrete,new sub class 'B' brick in damaged portion with CM1:6 and 10mm thick plaster internally &15 mm thick externally in CM1:4,2.15 mm thick MS cover with hinges and locking arrangement fixed to angle iron frame made out of 50mmX50mmX6mm MS angle complete with two coat sof synthetic enamel paint over a coat of red oxide zinc chrome primer on all metal works and applying two coat so fwhite wash on all plastered surfaces all as directed by Engineer-in-Charge of following internal sizes

2000mmX2000mmX2000mm

1600mmX1600mmX1600mm

1200mmX1200mmX1200mm

500mmX500mmX500mm

M&L for Cutting of CI/DI pipe line of size up to 150 mm and making ferrule as per site requirement complete all as specified and directed.

M&L for Cutting of existing GI steel tubing up to 80 mm & making thread for alterations or additions at required length to fit in position and making connection with clamp complete all as specified and as directed

Note:- The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ

Dashmesh Construction Company

M/s Vikas Kumar Doda Contractor

M/s JUGAL KISHORE MISHRA AND SONS

DASHMESH ENTERPRISES

THAKURJI ENTERPRISES