REPAIR MAINT IMPROVEMENT OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM OF MHOW STATION UNDER GE MIS MHOW

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m deep in any type of soil for foundation, laying pipe etc. or for shafts, wells, cesspits, manholes, pier holes, etc. and getting out complete all as specified and directed.

Returning filling in soft/loose soil including spreading levelling watering and well ramming in layers n.exc 25 cm thick complete all as specified and directed.

Removing excavated material (Soils) to a distance not exceeding 50 m and depositing where directed at a level n.exc. 1.5 m above the starting point complete all as specified and directed.

M&L for fixing in repair gun metal gate valve with iron wheel head, screwed both ends for iron pipe with necessary GI fittings including taking down/up old unserviceable gate/ globe valve of any type and testing complete all as specified and directed of following sizes:-

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

Taking up or down existing GI tubing and connections including cleaning for refixing or removal to store for following size of pipes complete all as specified and directed of following sizes:-

150 mm bore

100 mm bore

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

Supply, fixing, laying & jointing in repair galvanised iron water tubes 'medium grade' with and including all GI fittings such as flanges, unions, reducer sockets, socket reducing bends, elbows, tee, check nuts, caps, plugs etc.and clips, wall hooks etc. laid in trenches, on ground or fixing on wall and testing complete all as specified and directed of following sizes: -

150 mm bore

100 mm bore

80 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

Taking up cast iron water main from trenches carefully without any damage (including all fittings) with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed for the following sizes:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

400 mm bore

Supply, fixing, jointing and testing in repair of cast iron pipe with spigot and socket ends suitable for run lead joints centrifugally cast class LA in any length laid in trenches complete all as specified and directed of the following sizes :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

400 mm bore

M&L for CI fitting in repair, like cast iron bends (any type, radius and angle), tapers any type, (straight, bend, increasing, decreasing or double sockets etc.) tee pieces single branch, 'Y' junction, double branch, cross (all socket or spigot and socket) collers, caps and plug upto 150 mm bore for spigot and socket end pipes complete all as specified and directed.

M&L for CI fitting in repair, like cast iron bends (any type, radius and angle), tapers any type, (straight, bend, increasing, decreasing or double sockets etc.) tee pieces single branch, 'Y' junction, double branch, cross (all socket or spigot and socket) collers, caps and plug etc from size 200 mm bore to 400 mm bore for spigot and socket end pipes complete all as specified and directed.

Supply & Fix in repair Sluice valves cast iron body, double flanged, ISI marked (IS-14846), heavy duty, class PN-1.6 gun metal, with rising spindle of solid forged bronze and operating handle, including rubber gaskets, nuts, bolts, washers etc including taking up. Make "Kirloskar/Leader/Venus" complete all as specified and directed for following sizes: -

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

400 mm bore

Dismantling of existing valve pit and M&L for construction of brick masonry valve pit of size 1200 x 1200 x 1200 mm (internal dimension)including 15 mm thick plastering in CM (1:4) inter and external for sluice valves upto 400mm bore including angle iron frame with MS sheet cover and locking arrangement including two coats of synthetic enamel paint over a coat of primer complete all as specified and as directed.

Description all as per Srl item No. 16 above but of size 900 x 900 x 900 mm (internal dimension) complete all as specified and directed.

Supply only 40 mm dia ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball for iron pipe all as specified and as directed (Min wt : 690 gm). Make : PRAYAG/WATER TEC

Supply only 25 mm dia ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball for iron pipe all as specified and as directed (Min wt : 455 gm). Make : PRAYAG/WATER TEC

Supply only 20 mm dia ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball for iron pipe all as specified and as directed. (Min wt : 210 gm). Make : PRAYAG/WATER TEC

Supply only 15 mm dia ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball for iron pipe all as specified and as directed. (Min wt : 142 gm). Make : PRAYAG/WATER TEC

Cutting existing road with width not exceeding 750 mm and 1.0 m deep for laying of water mains and filling back with excavated soil except road portion which shall be make good with cement concrete 1:2:4 type B1 (using 20 mm graded stone aggregate) complete all as specified and directed.

M & L for servicing of sluice valve cast iron body by greasing/ oiling using T&P as required as per manufacture instructions & providing glands rope of superior quality to stop any leakage of sluice valve of size 80 mm dia to 400 mm dia complete all as specified and directed

M &L for fixing in repair brass check nut as per existing size suitable for CI Sluice Valve of following sizes :-

80 mm to 200 mm dia

250 mm to 300 mm dia

Supply & Fix in repair butterfly valves gear operated having epoxy coated cast iron body, PN 1.6, ISI marked SGI disc with integral seat of nitrle rubber, and including taking down complete all as specified and directed of the following sizes:-

65 mm bore

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

400 mm bore

S&F air release valve 40 mm double action with two air outlets , ISI marked including jointing materials such as flanges, nuts, bolts, washers, rubber gasket and fixing up in cast iron pipe of any size complete all as specified and directed at site.

M&L for rectification of leakage of GI pipes laid in trenches/ on floor/ fixing to wall etc. of any size including excavation, earthwork, dewatering and removal of mud or pumping out water etc. By replacing of unserviceable GI fittings like elbow, union, sockets, tees, nipple etc. of appropriate sizes and GI pipes of the existing sizes upto 01 Mtr complete all as specified and directed. Notes:- (a) GI Pipe above 01 Meter required will be measured and paid separately.

M&L for rectification of leakage of CI pipes laid in trenches/ on floor etc. of any size including excavation and eartwork, dewatering and removal of mud or pumping out water etc. By replacing of unserviceable CI fittings and piece of CI pipes of the existing size or cocking of lead wool in joints or replacing of rubber gaskets etc. Notes:- (a) CI Fittings, CI Pipes and lead joints incorporating with the job will be measured and paid separately.

Supply and fixing of cast iron ball type, flanged end foot valve conforming to ISI-5312 (Pressure Ratings PN6) with Synthetic Nitrile Rubber Coated Ball suitable for 100 mm dia bore pipe complete including nuts, bolts and gaskets etc, and taking down old unserviceable non-return valve complete all as specified and directed. Make:- NORMEX

Supply and fix in repair Ball Brass Valves of size 25 mm, high pressure, with polythene float and flynut complete screwewd for iron pipe or brass ferrule and fixed including necessary fittings and removal of unsv PTMT plastic float valves complete all as specified and as directed by Engr-in-Charge

Supply and fix in repair Ball Brass Valves of size 20 mm, high pressure, with polythene float and flynut complete screwewd for iron pipe or brass ferrule and fixed including necessary fittings complete all as specified and as directed by Engr-in-Charge

Supply and fix in repair Bip taps of size 15 mm, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed including necessary GI fittings complete all as specified and as directed by Engr-in-Charge

Supply and fix in repair Brass/ Gun Metal Non return Valve of size 25 mm screwed for iron pipe including necessary GI fitting complete all as specified and as directed by Engr-in-Charge

Supply and fix in repair Brass/ Gun Metal Non return Valve of size 20 mm screwed for iron pipe including necessary GI fitting complete all as specified and as directed by Engr-in-Charge

Cutting existing CI pipes, laid in position for taking out branch connection by inserting new Tee, branches, coller etc. complete all as specified and directed for the following sizes:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

300 mm bore

400 mm bore

Burning out lead joint and taking out spun yarn carefully for the following sizes of pipes :-

(a) 80 mm bore

(b) 100 mm bore

(c) 150 mm bore

(d) 200 mm bore

(d) 250 mm bore

(e) 300 mm bore

(f) 400 mm bore

M&L for run lead Joint for cast iron pipes spigot and socket ends and cast iron special fitting with caulked spun yarn and lead for following size:-

(a) 80 mm bore

(b) 100 mm bore

(c) 150 mm bore

(d) 200 mm bore

(d) 250 mm bore

(e) 300 mm bore

(f) 400 mm bore

Ankit construction