SPL REPAIR TO MAIN WATER SUPPLY CI/DI/GI DISTRIBUTION PIPE LINES FROM DIFFERENT PUMP HOUSES (QUEENS BK PH, SO-II, GANNERY PH, DALHOUSIE PH, COMD MESS PH, AOI PH) TO MD OTM ACCN AND CONVERSION OF OLD RUSTED GI PIPE LINES INTO PPR LINES AT VARIOUS PH I

Amount

Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation or for shafts, wells cesspits, manholes etc., not exceeding 10 sqm on plan and getting out in soft/loose soils, complete all as specified and directed.

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

Removing excavated material not exceeding 50 metre and deposited where directed at a level not exceeding 1.5 metre above the starting point in soil complete all as specified and directed.

Taking up/down CI/DI water mains and connections/ fittings of any type from trenches /walls/floors/(or any other location) for replacement /reuse in old/new location/ diversion by burning out /removing of lead joints/ tyton joints/rubber gasket joint complete all as specified and directed for the following size of pipes :- (Note: Necessary earthwork, if any shall be measured and paid separately under relevant item.

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Supply, laying, connecting and testing of ductile iron pipe, spigot and socket ends, class K-7 in standard working length conforming to IS-8329 laid in trenches, complete all as specified and directed for the following size :-

Burning out lead joints in position of cast iron pipes, fittings and re-making joints using old retrieved lead complete all as specified and directed for following size of pipes :-

80mm bore

100mm bore

150mm bore

200mm bore

Note for Item No 6.01 to 6.04: In case, inadequate lead is retrieved from burning out, for remaking joints, additional lead required shall be measured and paid separately as "Supply only".

Supply only lead confirming to IS 782 complete all as specified and as directed.

S&F CI bends upto 200 mm bore (any type, radius and angle) taper any type (straight, bend, increasing, decreasing or double socket etc) tee pieces, 'Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and as directed.

S&F DI bends upto 200 mm bore (any type, radius and angle) taper any type (straight, bend, increasing, decreasing or double socket etc) tee pieces, 'Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and as directed.

Taking up or down GI Steel Water Tubing including Connections and Fittings, Segregating Serviceable Pipes & Fittings, Stacking properly at Site(s) and keep in Safe Custody for re-use, complete all as specified and as directed for the following size of pipes :-

100mm bore

80mm bore

50mm bore

40mm bore

25mm bore

20mm bore

15mm bore

Supply, Laying and testing Steel Water Tubing, Galvanised, ‘Medium Grade’ with all Fittings, laid in trenches or any other Situation, complete as all specified and directed for the follwing size of pipes :-

100mm bore

80mm bore

50mm bore

40mm bore

25mm bore

20mm bore

15mm bore

Supply, laying and testing of 3- layer PP-R Polypropylene random copolymer) pipes SDR 11 UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches complete all as specified and directed by Engr-in-Chargefor the following sizes:-.

110mm bore outer dia

90mm bore outer dia

63mm bore outer dia

50mm bore outer dia

32mm bore outer dia

25mm bore outer dia

20mm bore outer dia

Supply and fixing PPR Gate valve with brass insert and brass working parts suitable for PPR pipe, complete all as specified and directed for the following sizes:-

63mm bore outer dia

50mm bore outer dia

32mm bore outer dia

25mm bore outer dia

20mm bore outer dia

S&F Cast Iron Sluice valve of Class PN-1.6 long body type, heavy duty, ISI marked (IS 1538) flanged end with iron wheel and brass spindle including rubber gasket joints, nuts, bolts etc as in repair complete all as specified and directed for the following size of pipes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

S&F in repair, Cast Iron non-return valve, with bypass arrangement, ISI marked, with flanged ends including rubber gasket joints, nuts, bolts etc complete all as specified and directed for the following size of pipes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

300 mm bore

S&F Gun metal gate valve as per IS : 778-84 Class-1 Pressure tested 2.4 Mpa with iron wheel head, screwed both ends for iron pipes or for unions as in repairs, complete as all specified and as directed for the following size of pipes :-

50 mm bore

40 mm bore

25 mm bore

20 mm bore

S&F in repair Buller fly valve DI body with stainless steel disc & Stem , nitrile/EPDM liner, level operated, ISI marked, with necessary rubber gaskets, nuts and bolts and washers of suitable size complete all as specified and directed for the following size of pipes :-

40mm bore

50mm bore

65mm bore

80mm bore

100mm bore

150mm bore

200mm bore

S&F in repair CI butterfly valve, BS-5155 Gear operated with necessary rubber gaskets, nuts and bolts and washers of suitable size complete all as specified and directed for the following size of pipes :-

80mm bore

100mm bore

150mm bore

200mm bore

Construction of valve chamber of size 750x750x750mm internal size suitable for housing sluice valve/ gate valve etc with PCC 1:4:8 type D2 for foundation 15mm thick with an offset of 5 cm on all sides, 230mm thick brick work in CM 1:4, 15mm thick rendering in CM 1:4, 50mm thick PCC 1:2:4 type B1 coping all over brick work around, including provision of MS angle iron frame 40x40x6mm embedded in concrete with suitable hinges 5mm thick MS sheet cover and locking arrangements including two coats of synthetic enamel paint over a coat of red oxide metal primer on exposed steel surfaces, with and including demolition of existing damaged valve chamber and necessary excavation & earth work etc., all as specified and directed

M&L for cutting of road/hard standing not exc 30cm in width and not exc 60cm in depth for removal/laying of water tubing including returning filling and making good the disturbed surfaces with PCC 1:2:4 type B1 using 20mm graded aggregates, 100 mm thick, on top, finishing surfaces even and smooth without using extra cement complete all as specified and directed.

M&L for plain cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate for coping/ encasing around of ole including necessary form work finished even and smooth without using extra cement all as specified and directed by Engineer-in-Charge.

Taking out suction pipe of 200mm bore with defective CI foot valve/stainer of 200 mm dia and replace foot valve (ISI marked) including necessary nut, bolt, washers and cutting threading of GI pipe if required and lowering in the sump complete all as directed by the Engr-in-Charge.

Taking out suction pipe of 150mm bore with defective CI foot valve/stainer of 150 mm dia and replace foot valve (ISI marked) including necessary nut, bolt, washers and cutting threading of GI pipe and lowering in the sump complete all as directed by the Engr-in-Charge.

Taking out suction pipe of 100mm bore with defective CI foot valve/stainer of 100 mm dia and replace foot valve (ISI marked) including necessary nut, bolt, washers and cutting threading of GI pipe and lowering in the sump complete all as directed by the Engr-in-Charge.

S&F 100mm bore double orifice Air Release valve in CI body, ISI marked, including bolts, nuts & washers and packing material, as in repair complete all as specified and as directed.

MS AP CONSTRUTION AND CO

RAJ ENTERPRISE

UNIVERSAL TRADING CENTRE

M A ENTERPRISES

Somani Builders

DEB AND COMPANY

JAGATMATA ENTERPRISE