REPAIR/MAINT OF WATER SUPPLY and DISTRIBUTION SYSTEM PIPE AND PRESSURE SAND FILTER AND MISC WORK FOR DGRE RDC MANALI AT AGE(I) R and D, MANALI

Amount

Excavation in trenches not exc 1.5 M wide and not exc 1.5 M in depth for pipe line, etc in hard/dense soil getting out and levelling of bottom surface to required level all as specified and as directed.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc 25 Cm thick soft / loose soil all as specified and as directed.

Removing excavated material (Soils) from site to a distance not exc 50 M away and depositing where directed at a level not exc 1.5mtr above the starting point all as specified and as directed.

Boring holes under road pavement by bocky manually in any type of soil upto 200 mm bore. Complete all as specified and directed by Engineer-in-Charge.

Supplying, laying, jointing, testing and commmisioning of DI Pipe of 100mm bore as per IS 8329, class K-7 with inside cement mortar lining with spigot and socket ends laid in trenches all including taking out of old unsv rusted/damaged pipes of any type complete all as specified and as directed at site. Note : - Joints shall be measured and paid separetely

Material and Labour for CI fittings/specials upto 100mm bore such as Tees, bends (any type, radius and angle) tapers any type, collars, tail pieces, caps and plugs of the following sizes confirming to IS: 1538-1993 complete all as specified and directed by Engr-in-Charge.

Material and Labour for DI fittings/specials upto 100mm bore such as Tees, bends (any type, radius and angle) tapers any type, collars, tail pieces, caps and plugs confirming to IS: 9523 complete all as specified and directed by Engr-in-Charge.

Material and labour for Run lead of 100mm bore joint including jointing material for CI/DI pipe of size/bore as specified and directed.

Material and labour for Rubber Gasket Joint (Tyton Joint) of 100mm bore including jointing material for DI/CI pipe of following size/bore :-

M&L for Flanged Joints of 100mm bore with rubber or fibre board gasket including nuts, bolts and double washers complete all as specified and directed by Engr-in-Charge.

Supply, fixing, jointing & testing Cast Iron Sluice Valve of 100mm bore size, ISI Marked, flanged ends drilled pressure rating PN-1.0, PD Short body, confirming to IS 14846 -2000, having stainless steel spindle with cast iron operation wheel at top including taking out unsv sluice valve complete all as specified and as directed at site by the Engr-in-Charge. Note:- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this item.

Supply, fixing, jointing & testing Cast Iron Sluice Valve of 150mm bore size, ISI Marked, flanged ends drilled pressure rating PN-1.0, PD Short body, confirming to IS 14846 -2000, having stainless steel spindle with cast iron operation wheel at top including taking out unsv sluice valve complete all as specified and as directed at site by the Engr-in-Charge. Note:- Flanged joints complete with jointing material shall deemed to be included in the unit rate of this item.

Supplying & fixing gun metal gate valves with iron wheel head, screwed both ends for iron pipe, ISI Marked, as per IS: 778 of following sizes including taking out unsv gate valves complete all as specified and as directed at site by the Engr-in-Charge.

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Labour for cutting of CI /DI/GI pipe in position for reducing to required length for insertion of new tees, branches etc of up to 150 mm bore complete all as specified and directed by Engr-in-Charge.

FILTERATION PLANT No.1 10000 Gallons/Hrs Removing of filter media plant and all accossories such as Valve, GI Pipe filter media and refixing of New Filter Media complete all as specified.

M&L for pebbles complete all as specified

M&L for gravels complete all as specified

M&L for Silex (coarse & Fine) complete all as specified

M&L for Activated carbon (coconut shell) complete all as specified

M&L for silicate sand (8/16 &16/32 wash) complete all as specified.

Material and labour painting of Pressure sand filter both outer and inner tank discharge capacity 10 cum/hr with two coat of aluminium/as exiting colour combination paint and cleaning, scrubing incl connected accessories. Marking of work of pressuer sand filter by Trained Painter etc complete as specified and directed by engineer-in-charge.

Material and labour for 100mm GI tubing 'medium grade' with all accessories including bends, elbow, socket including takingout of old rusted/damaged GI pipes complete all as specified and directed

Material and labour for 80mm GI tubing 'medium grade' with all accessories including bends, elbow, socket including takingout of old rusted/damaged GI pipes complete all as specified and directed

M&L cleaning of semi under ground sump of storage capacity of water up to 15000 gallons thoroughly by removing mud, dirt etc. from the sump by the following method complete all as specified and directed:- (a) Cleaning inner surface of the tank by scraping with steel wire brushes and removing mud and sludge collected in and outside of the tank and removing sludge to a distance not exceeding 50 meter. (b) Washing with clean water thoroughly complete tank internally and finally cleaning with bleaching powder. (c) writing date of cleaning on the sump.

SP Builders (BID ID -3341310)

R. P. Suppliers and Construction Co. (BID ID -3349528)

NATHU RAM AND SONS (BID ID -3341541)