REPAIRS MAINTENANCE TO EXTERNAL WATER SUPPLY SLUICE VALVE NRV AND ALLIED WORKS AT OLD AND NEW NAVY NAGAR AREA 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.

Demolition of cement concrete (unreinforced) in ground floors and pavings n.exc 15 cm thickness (below or above ground level) and debris out side MD land all as specified.

M&L cement concrete 1:2:4, type B-2 (using 40 mm graded stone aggregate) as in support of CI pipes, foundation and hardstanding finishing even and fair without using extra cement all as specified.

Removing excavated material to a distance exc 250 m but n.exc 500 m and depositing where directed all as specified.

M & L for Cutting existing DI/cast iron pipes and reducing for insertion of 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

(a) 300 mm bore

(b) 250 mm bore

(c) 200 mm bore

(d) 150 mm bore

(e) 100 mm bore

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

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

M & L for run lead joint 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 for following sizes of pipes :-

(a) 300 mm bore

(b) 250 mm bore

(c) 200 mm bore

(d) 150 mm bore

(e) 100 mm bore

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

(e) 100mm bore

Taking down GI tubing fixed to wall at location cleaning and refixing the same with clamping on wall including necessary fitting in the building for the following capacity :- Note :- GI Pipe required to be replaced shall be paid separately under relevant item of schedule.

(a) 40 mm bore

(b) 50 mm bore

(c) 80 mm bore

Supply/Fixing in repair/replacement of steel water tubing, galvanised, Medium grade with all fittings in shafts such as nipple, union, socket, elbow, bends, fixed to wall including necessary capacity up to 15 th floor in high rise buildings in short piece/length, including breaking the existing brick wall for replacement of corroded GI pipe in/on wall and making good the disturbed surfaces complete all as specified and directed by Engineer-in-charge.Note (1)Work to be carried out in high rise buildings plain wall or in shafts or in terraces or inside the flats for cutting the existing GI pipe line and replace the same with new GI pipe in short piece or full length.

(a) 40 mm bore

(b) 50 mm bore

(c) 80 mm 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, 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) 200 mm bore

(d) 150 mm bore

(e) 100 mm bore

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, 5 mm thick plate cover on 50mm x 50mm x 6mm 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 fix in repairs in existing line, CP brass gate valve with iron wheel head screwed both ends for iron pipe including fittings i.e. union, socket etc complete all as specified of following sizes :-

(a) 40 mm bore

(b) 50 mm bore

(c) 80 mm bore

Taking out existing unserviceabe lid cover of PVC water storage tank and supply/Fixing FRP lid cover on existing PVC tank including complete accessories for closing and locking arrnagement complete all as specified and directed by the following :-

(a) 5000 ltrs PVC tank (Approx dia 60 cm)

(b) 3000 Ltrs Ltrs PVC tank (Approx dia 52 cm)

S&F in repair/replacement of Compound girders and stanchions, lattice girders, aerial masts,staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars,stiffeners, gusset plates, nuts, bolts, washers etc. including necessary fabrication work with hinges, handle and applying two coats of synthetic enamel paint over one coat of metal primer complete all as specified.

Supply and fixing in repair CI swing type non return valve flanged end of following sizes as per IS: 5312 body, cover C-I IS: 210, PN-10 complete including replacement of nut bolts, cutting of pipe, welding complete all as specified and directed.

(a) 300 mm bore

(b) 250mm bore

(c) 200 mm bore

(d) 150 mm bore

(e) 100 mm bore

Supply and fix in repairs CI foot valve flanged end IS 4038 PN 0.2 housing complete including replacement of nut bolts, cutting of pipe, welding complete all as specified and directed.

(a) 200 mm bore

(a) 150 mm bore

(b) 100 mm bore

S&F in repairs PVC water storage Tank with cover triple layer pure anti microbail round type and dismantling of existing foundation and making new PCC foundation size 10 cm more than the dia of the tank and height of the foundation not less than 20 cm height and making connections including replacement of new GI fittings i.e. tank nipple, washers, float valves and Gate valves and Pipes for connecting the existing delivery lines complete all as specified and directed for the following capacity :- Note :- Gate valves and GI pipe only shall be paid under relevant item of Schedule 'A' remaining items shall be deemed to be included in the item rate.

(a) 5000 Ltr capacity

(b) 3000 Ltr capacity

(c) 2000 Ltr capacity

(d) 1000 Ltr Capacity

Supply and fixing in repairs MS pipe heavy grade for suction and deliver for pump including necessary fitting including welding, painting with red oxide primer and providing necessary PCC support, all as specfied and directed by Engineer-in-charge of following sizes :-

(a) 300 mm dia

(b) 250 mm dia

(c) 200mm dia

(d) 150mm dia

(e) 100 mm dia

(f) 80 mm dia

Shetty Construction Co

M/S V N ENTERPRISES

ASHOK ENTERPRISES

BOB ENTERPRISES

vikas construction

Shree Ayyappa Engineering