REPAIR REPLACEMENT OF PERFORATED GI PIPE LINE CI PIPE LINE VALVE PITS AND CONNECTED WORKS AT MASIMPUR UNDER GE SILCHAR

Amount

Excavating in trenches, not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, not exc 10 sqm on plan and not exe 1.5 m in depth and getting out soft / loose soil complete all as specified and directed.

Excavating in trenches, not exc 1.5 m wide and exc 1.5 m but not exc. 3 mt in depth ; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, not exc 10 sqm on plan and not exe 1.5 m in depth and getting out soft / loose soil complete all as specified and directed.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exec 25 cm complete all as specified and directed.

Removing excavated material not exe 50 m and depositing where directed ar a level n exec 1.5 m above starting point complete all as specified and directed.

Taking up and down steel tubing 100 mm bore and connections, complete all as specified and directed.

All as per item No 05 but of size 80 mm bore

All as per item No 05 but of size 50 mm bore

All as per item No 05 but of size 40 mm bore

All as per item No 05 but of size 25 mm bore

All as per item No 05 but of size 20 mm bore

Relaying old serviceable GI tubing 100 mm bore retrieved from taking down items above after cleaning of all silt, dirt, mud, scales etc and connections in new or old position in trenches, walls or floors including new fittings and welding as required complete all as specified and directed.

All as per item No 11 but of size 80 mm bore

All as per item No 11 but of size 50 mm bore

All as per item No 11 but of size 40 mm bore

All as per item No 11 but of size 25 mm bore

All as per item No 11 but of size 20 mm bore

M&L Steel Tubes, 'Medium grade', 100 mm bore galvanised, with all fittings( i.e bends , elbows , tees , short pieces , connectors , backnuts , diminishing pieces , caps , plugs , unions , flange etc) incl welding laid in trenches/wall/floor complete all as specified and directed.

All as per item No 17 but of size 80 mm bore

All as per item No 17 but of size 50 mm bore

All as per item No 17 but of size 40 mm bore

All as per item No 17 but of size 25 mm bore

All as per item No 17 but of size 20 mm bore

Supply, installing and testing of cast iron sluice valve, class PN 1.6, ISI marked conforming to IS-14846-2000 complete suitable for 250 bore pipe with flanged ends duly drilled, SS spindle, CI gate with brass rings and iron wheel head including dismantling unserviceable valve complete all as specified and directed.

All as per item No 23 but of 200 mm bore

All as per item No 23 but of 150 mm bore

All as per item No 23 but of 100 mm bore

All as per item No 23 but of 80 mm bore

S & F Gun metal globe or gate valves with iron wheel, head, screwed both ends for iron pipe and fixed for 80 mm bore pipe including dismantling unserviceable valve complete all as specified and directed.

All as per item No 28 but of 50 mm bore

All as per item No 28 but of 40 mm bore

All as per item No 28 but of 25 mm bore

All as per item No 28 but of 20 mm bore

Dismantling / taking out MS clamp any type , made out of any MS section incl nuts -bolts & washers complete all as specified.

Supply and fix MS clamp , made out of any MS section as required at site incl nuts -bolts & washers of suitable size incl necessary welding & two coats of synthetic enamel paint over one coat of red oxide primer using steel conforming to Fe-290 Gde-E-165 fixed in repairs complete all as specified.

M&L for Cement concrete 1:3:6 type C2 (40 mm graded stone aggrgates) foundations filling and mass concrete ( making good to road / path) complete all as specified and directed.

M&L rendering 15 mm thick cement rendering in two layer each of 10+5 mm thick on fair faces of brick wall or concrete surfaces in CM (1:4) & water proofing compound mixed with second layer @ 3% finished fair and even complete all as specified & directed. Note -WPC shall not be measured and paid separately.

Taking up and down CI / DI pipe 300 mm bore and all fittings from trenhes / wall / floor or any other position complete all as specified and directed.

All as per item No 37 but of size 250 mm bore

All as per item No 37 but of size 200 mm bore

All as per item No 37 but of size 150 mm bore

All as per item No 37 but of size 100 mm bore

All as per item No 37 but of size 80 mm bore

Relaying old serviceable CI/DI pipe 300 mm bore,retrieved from taking down items above after cleaning of all silt, dirt, mud, scales etc and connections in new or old position in trenches, walls or floors including new fittings and welding as required complete all as specified and directed.

All as per item No 43 but of size 250 mm bore

All as per item No 43 but of size 200 mm bore

All as per item No 43 but of size 150 mm bore

All as per item No 43 but of size 100 mm bore

All as per item No 43 but of size 80 mm bore

Supply and Laying 150 mm bore Ductile iron Pressure pipe, Class K9, Centrifugally cast with socket spigot ends conforming to IS 8329/2000 with cement mortar lining inside the pipes with outside Zinc coating with finishing layer of bitumen/Epoxy coating suitable for push-on-joint (rubber gasket D joining), in any length and all jointing material as per site requirement for branch connection etc complete all as specified and directed.

Supply and Laying 100mm bore Ductile iron Pressure pipe, Class K9, Centrifugally cast with socket spigot ends conforming to IS 8329/2000 with cement mortar lining inside the pipes with outside Zinc coating with finishing layer of bitumen/Epoxy coating suitable for push-on-joint (rubber gasket D joining), in any length and all jointing material as per site requirement for branch connection etc complete all as specified and directed.

Material and Labour for CI/ DI Specials (Tee, Bend, Tail Piece etc) of size 200 mm to 300 mm bore dia and shape for fixing in existing pipe or new pipe complete all as specified.

Material and Labour for CI / DI Specials (Tee, Bend, Tail Piece etc) of size upto 150 mm bore dia and shape for fixing in existing pipe or new pipe complete all as specified.

Supply and fix, as in repair, 25 mm bore bib taps fancy type, chromium plated, cast copper alloy with crutch or butter fly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified & directed

Material and Labour for 20 mm bore Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified.

Material and Labour for 25 mm bore Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified.

Supply and fixing of Run lead joint for 300 mm bore incl cauling with spun yarn with run lead joint complete all as specified and directed.

Supply and fixing of Run lead joint for 250 mm bore incl cauling with spun yarn with run lead joint complete all as specified and directed.

Supply and fixing of Run lead joint for 200 mm bore incl cauling with spun yarn with run lead joint complete all as specified and directed.

Material & Labour for Drilling and tapping cast iron water mains of any dia (in position) for branch connections of the internal dia 20 / 25 mm complete all as specified and directed.( The quoted rates includes for earthwork in any ype of soil )

Material & Labour for tyton rubber joint upto 150 mm bore Pipe complete all as specified and directed.( The quoted rates includes for earthwork in any ype of soil )

Supply and fix air release valve of size 100mm double chamber ball as per IS-14845 complete with all accessories including taking down unserviceable Air release Valve complete all as specified and directed.

Cutting wild grass bushes, creeper, unwanted vegetation from inside/ surrounding of Installation/Reservoir as an when directed and removing of debris from installation/ Reservoir compound and depositing where directed.

Supply and fixing of Run lead joint for 150 mm bore incl cauling with spun yarn with run lead joint complete all as specified and directed.

Supply and fixing of Run lead joint for 100 mm bore incl cauling with spun yarn with run lead joint complete all as specified and directed.

Supply and fixing of Run lead joint for 80 mm bore incl cauling with spun yarn with run lead joint complete all as specified and directed.

Material and labour for construction of valve pit chamber of size 2 m x 2 m x 1.5 m made out of Brick work and PCC work including excavation, fabrication chamber cover wirh 3.15mm thick MS plate and 50x50x6mm angle iron frame and painting of chamber cover with two coat of synthetic enamel paint over one coat of red oxide primer incl dismantling of old unserviceable valve pit complete all as specified and directed.

M&Lfor attending pipe line break down of CI pipe of 80mm dia by making lead joint with lead and spun yarn and moulding clay including taking up/dpwn using chain pulley or rope and excavation in any type of soil, returning filling and removal of soil all as specified and testing of pipe, complete all as specified and directed.

All as per item no. 67 here in above but CI pipe of dia 100 mm.

All as per item no. 67 here in above but CI pipe of dia 150 mm.

All as per item no. 67 here in above but CI pipe of dia 200 mm.

All as per item no. 67 here in above but CI pipe of dia 250 mm.

All as per item no. 67 here in above but CI pipe of dia 300 mm.

S&F in replacement MS pipe 'C' class, heavy duty including cutting for suitable size as directed, special tread with sockets or heavy duty flange , MS nut-bolts on both end nominal dia 150 mm , complete all as specified and directed. (Note: Unit rate included cost of MS sockets/MS flanges/lateh machine cost/welding cost etc all as required)

S&F in replacement heavy duty armoured flexible corrugated rubber suction hose pipe of size 100 mm bore having both end heavy duty MS flange of suitable size , complete all as specified and directed.

M&L for dismantling of floating cylinder of river barage, repair the same as required i.e. flapping , necessary welding to prevent the crack/hole, necessary painting etc and re-fixing, testing the same in river , complete all as specified and directed. (Note: Unit rate included cost of welding /sheet as requird to fill the hole/taking down/ re-fixing the same as required)

M/S PIJUSH BHATTACHARJEE

M/S SANJIB DEB

M/S RAJU ENTERPRISES AND BROS