SPECIAL REPAIRS TO MAIN WATER PIPE LINE FROM AFGAN CHURCH TO KV3 UNDER GE NW NAVY NAGAR COLABA MUMBAI

Amount

Excavation in trenches not exceeding 1.5 mtr wide not exceeding 1.5 mtr in depth and getting out in soft/loose soil all as specified.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms in any type of soil all as specified.

Removing excavated material exc 150 M but n.exc 500 M and depositing where directed all as specified.

M & L cement concrete 1:2:4, type B-2 (using 40 mm graded stone aggregate) as, foundation and on road cutting hardstanding finishing even and smooth without using extra cement all as specified.

Cutting/demolition of cement concrete(un reinforced) /bitumen road n.exc 15 cm thickness (below or above ground level) and remove debris out side MD land all as specified

Supply and laying in replacement of spigot and socket ductile iron water tubing,class K-9, cement mortar lining on inner surface and one coat of bituminous paint over exposed surface ISI marked, IS No. 8329: 2000, including rubber joint of suitable size laid on roof/floor/trenches with proper alignment as per site requirement and carryout testing against leakage before filling the trenches etc complete all as specified and directed.

(a) 300mm bore

(b) 250 mm bore

(c) 200mm bore

(d) 150mm bore

S&F in repair in Sluice valves flanged end, cast iron body, flanged and drilled and non rising type stainless steel spindle with nut, long body, class P N 1.6, confirming to IS 14846 of 2000 for following sizes in any position/location including all flange joint with rubber or fiber board gaskets, bolts, nuts and washers complete including pumping out accumulated water all as specified and directed of following sizes :- Note :- For Additional manpower, welding, Lead joints as required, chipping, plastering and any other item required for replacement of the item including making good the disturbed surfaces are deemed to be including in the item rate and no extra payment will be claimed by the contractor to the work.

(a) 300 mm bore

(b) 250mm bore

(c) 150 mm bore

M & L for CI/DI specials confirming to IS - 1538 & 9523 , spigot /socket or flanged fitting I.e. bend, tee, collar, flanged/ socket /spigot, Tappers and tails pieces, flanges, GI nut bolts etc suitable for 80/100/150/200/250/300 mm bore pipes (joints and joining material shall be measured and paid seperately)

M & L for run lead joint 300 mm bore in repair with pig lead including pumping out / bail out water and necessary excavation and earth work in any type of soil,to repair the joints complete all as specified and directed.

M & L for Cutting existing 300 mm DI/cast iron pipes and reducing for insertion of DI/CI fittings to required length in position for following sizes :- Note :- Pipe fittings used shall be measured and paid under relevant items of schedule 'A' remaining items like welding and other items required shall be deemed to be included in the item rate

M & L Construction of brick masonery valve chamber in repair of size 1.2 x 1.2 x 1.2 M (internal dimension) (above GL 0.30 mtr) suitable for fixing of sluice valves, 15cm thick foundation using PCC 1:4:8 type D-2 over 15cm thick hardcore of broken stone, 23cm thick brick walls built in cement and sand mortar 1:4, 15mm thick internal and external plaster including top of floor in cement and sand mortar 1:3, 15mm thick, finished even and smooth, without using extra cement, 10 mm thick MS plate cover on 70mm x 70mm x 8 mm MS angle frame embeded in PCC 1:2:4 type B-1coping, having rectangular, hinged, opening of size 150 x 100mm with locking arrangements ,hold fasts, etc, applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces and earth work in any type of soil including disposal of debris outside MD land complete all as specified.

Supply and fixing in repairs MS pipe 300 mm dia heavy grade ISI marked and necessary fitting including welding, painting with red oxide primer one coat and one coat of synthetic enamel paint and providing necessary PCC support, all as specfied and directed by Engineer-in-charge

Diamond Construction

georson constructions