REPAIR / REPLACEMENT AND IMPROVEMENT OF EXISTING WATER SUPPLY DISTRIBUTION SYSTEM, REPLACEMENT OF OLD CI / DI PIPELINE AND OTHER CONNECTED ITEMS AT NAD PUMP HOUSE, NAVY NAGAR AREA, NOFRA AREA AT NAVAL STATION KARANJA

Amount

Excavation in trenches not exc 1.5m wide not exc 1.5m depth and getting out in hard/dense soil including trimming bottom surface to required level and shape, all as specified and directed by Engr-in-charge for laying of pipes. Note :- Taking up pipe with fitting, special valves etc from trench shall be measured and paid separately.

Returning, filling in including spreading, levelling , watering & well ramming in layers not exc 25cm including making good disturbed surface to original levels, complete all as specified and directed by Engr-in-Charge.

Removal of excavation material to a distance not exc 50m and depositing where directed at a level not exceeding 1.5m above the starting point , complete all as specified and directed by Engr-in-Charge.

Labour and tools for removing grass, shrubs, trimming branches of trees in water supply installation and water reservoir and shifting of debris to a distance of 50 metres away from site, complete all as specified and directed by Engr-in-Charge.

Taking out cast iron / ductile iron water mains (including all fittings) with spigot and socket ends and lead joints including burning out joints and recovering lead, complete all as specified and directed by Engr-in-Charge for the following :- Note :- Excavation and earth work required shall be measured and paid separately under relevant items.

(a) 300 mm bore

(b) 200 mm bore

(c) 150 mm bore

(d) 100 mm bore

Supply, laying, jointing & testing DI-K9 class with spigot, socket and flanged, suitable for Push on rubber joint/fanged joint with internal cement mortar lining, and external zinc and black bitumen coated pipes in any lengths conforming to IS:8329-2000 including Rubber Gasket & joints as per IS:9523-2000 laid in trenches/ Road/ Ducts/ Footpath/ on wall/ on floor locations complete all as specified and directed by Engr-in Charge for the following pipes :-

(a) 300 mm bore

(b) 200 mm bore

(c) 150 mm bore

(d) 100 mm bore

Taking down existing CI specials and Material and Labour for CI specials such as bends (any type, radius, tapers) and any type (straight, bend, increasing, decreasing, or double socket etc). Tee pieces single branch 'Y' junction double branch, cross (all sockets or socket and spigot), collars caps and plugs etc for upto 250mm bore as in repair including, complete all as specified and directed by Engr-in-Charge.

Burning out existing lead joints of CI pipes including cleaning and collecting old lead complete all as specified and directed by Engineer-in-charge for the following bore pipes :- Note:- Excavation and earth work required shall be measured and paid separately under relevant items.

(a) 300 mm bore pipe

(b) 250 mm bore pipe

(c) 150 mm bore pipe

(d) 100 mm bore pipe

(e) 80 mm bore pipe

Material and Labour for run lead joints in position for spigot socket pipe and specials including provision of all jointing materials such as pig lead, lead spun yarn/joint etc, complete all as specified and directed by Engr-in-Charge for the following bore pipes :-

(a) 300 mm bore pipe

(b) 250 mm bore pipe

(c) 150 mm bore pipe

(d) 100 mm bore pipe

(e) 80 mm bore pipe

Taking down existing sluice valve and supply and fix in position sluice valve (ISI marked) flanged and drill both ends cast iron body, heavy duty brass spindle type PN 1.6 with and including jointing rubber gasket, nut, bolts including taking out existing CI sluice valve of following sizes :-

(a) 300 mm bore

(b) 250 mm bore

(c) 200 mm bore

(d) 150 mm bore

(e) 100 mm bore

(f) 80 mm bore

Demolition of unserviceable broken valve chamber of any size and Material and Labour for construction of new wall chamber with brick masonry valve chamber 900mm x 900mm x 900mm (internal size) 15cm thick foundation using PCC (1:4:8) type D2 using (40mm graded stone aggregates) 23cm thick brick walls built in CM (1:6) 10mm thick internal plaster & external plaster in CM (1:4)on internal wall surface of chamber and external surface upto 15cm below the ground level finished even & fair 5mm MS sheet cover including 40 x 40 x 0.6mm angle iron frame fixed on 150mm thick PCC (1:2:4) type B1using(20mm graded stone aggregate)as in coping with and including necessary use and waste of formwork with and including 25mm x 6mm flat iron hold fasts, handles, hinges with locking arrangement applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces including necessary returning, filling, including disposal of surplus soil etc, complete all as specified and directed by Engr-in-Charge.

Material and Labour for MS iron frame work using MS channel, MS angle etc for structural support to pipe lines/base plate for pumps/approach ladder to over head water tanks including taking down / dismantling old one, complete all as specified and directed by Engr-in-Charge.

Material and Labour for PCC type 1:2:4type B2 ( using 40mm graded aggregate) for foundation, filling, mass concrete and thrust block for supporting pipe lines including necessary use, complete all as specified and directed by Engr-in-Charge.

Taking out unserviceable rusted steel water tubing (including all fittings) and connection including removal from site, all as specified and directed by Engr-in-Charge of the following sizes :- Note :- Excavation and earth work required shall be measured and paid separately under relevant items.

(a) 15 mm bore

(b) 20 mm bore

(c) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

Supply and laying in trenches/wall/floors GI tubing medium grade including all required fittings as required at site, all as specified and directed by Engr-in-Charge for the following sizes :-

(a) 15 mm bore

(b) 20 mm bore

(c ) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

Supply and Fix in repairs Cast Iron Body, ISI Marked Foot valve suitable for 80 mm dia pipe line including all fittings all as specified and directed by Engr -in- Charge.

Supply and Fix in repairs Cast Iron Body, ISI Marked, Flange end Foot valve suitable for 100 mm dia pipe line including nut, bolts, gasket and washers all as specified and directed by Engr -in- Charge.

Supply and Fix in repairs Cast Iron Body, ISI Marked, Flange end Foot valve suitable for 150 mm dia pipe line including nut, bolts, gasket and washers all as specified and directed by Engr -in- Charge.

Supply and Fix in repairs Cast Iron Body, ISI Marked, Flange end Foot valve suitable for 200 mm dia pipe line including nut, bolts, gasket and washers all as specified and directed by Engr -in- Charge.

Supply and Fix in repair/replacement of 200 mm dia CI non return valve, flanged type ISI marked with by pass arrangement, complete all as specified and directed by Engr-in-Charge.

Supply and Fix in repair/replacement of 150 mm dia CI non return valve, flanged type ISI marked with by pass arrangement, complete all as specified and directed by Engr-in-Charge.

Supply and Fix in repair/replacement of 100 mm dia CI non return valve, flanged type ISI marked with by pass arrangement, complete all as specified and directed by Engr-in-Charge.

Supply and Fix in repair/replacement of 80 mm dia CI non return valve, flanged type ISI marked with by pass arrangement, complete all as specified and directed by Engr-in-Charge.

Supply and fix Cast Iron Air Valves with double air Outlets, conforming to IS-14845 of 100 mm dia bore and fixing up in Cast Iron Water supply mains, complete all as specified and directed by Engr-in-Charge.

Supply and Fix in repair/replacement of gunmetal globe or gate valve, with iron wheel head, screwed both ends for iron pipe confirming to latest relevant IS as required at site including taking down old one valve, complete all as specified and directed by Engr-in-Charge for the following sizes:-

(a) 15 mm dia Valve

(b) 20 mm bore Valve

(c) 25 mm bore Valve

(d) 40 mm bore Valve

(e) 50 mm bore Valve

Material and Labour for repairs to CI mechanical joints suitable for CI/DI pipe with all accessories such as CI sleeve, CI outer rings, rubber gaskets, GI bolt, nut, washer etc, all as specified and directed by Engr-in-Charge and suitable for the following size of pipes:-

(a) 300 mm bore

(b) 200/250 mm bore

(c) 150 mm bore

(d) 100 mm bore

BALAJI TRADERS (BID ID -3355844)

M.K Enterprises (BID ID -3345846)

Om Sai Enterprises (BID ID -3343921)

Advait Enterprises (BID ID -3344635)

kalakriti enterprises (BID ID -3343557)

venus enterprises (BID ID -3343576)

M/S Rana Enterprises (BID ID -3344410)