REPAIR/REPLACEMENT OF OLD CI/GI PIPELINE ALONGWITH ASSOCIATED ITEMS AT TECH FLT, 30 SQN,JTF AND ASSOCIATED AREA AT 2WING AF STN PUNE UNDER GE AF LOHEGAON.

Amount

Taking up or down unserviciable / old GI tubing any grade and fittings connections ( including dewatering of trench) and removal from site all as directed by Engr-in-charge.

20 mm dia bore

25mm dia bore

40mm to 80mm dia bore

Supply & lay and jointing tubing medium grade galvanised iron pipes, ISI marked with all fittings such as bends, tees, elbows, nipple, unions, short pieces, sockets etc and laid in trenches all as specified of following sizes :-

20 mm dia bore

25mm dia bore

50mm dia bore

80mm dia bore

Taking up cast iron water mains with fittings ( including dewatering of trench) with spigot and socket ends and lead joint including burning out joints and recovering lead.

150 mm bore

M & L DI water pipes with spigot and socket ends including rubber gasket joint Class K 7, in any length, laid in trenches,, including making bore for taking branch connection of size upto 50mm dia

150 mm bore

M&L DI bends (any type, radius and angle) tapers any type (straight bend, increasing, decreasing or double socked etc) tee pieces , single branch, junction, double branch, cross ( all sockets or socket and spigot) collars, caps plugs suitable for the D.I pipe upto 150 mm bore.

Taking down unserviceable gun metal gate valves including S & F gun metal gate valves with iron wheel head screwed both end for iron pipe and fixed.

b) 25mm dia bore

d) 50mm dia bore

Excavation in trenches n. exc 1.5 m wide and n.exc 1.5 m in depth for laying of GI tubing / taking out of GI tubing and getting out in :- Note: Excavation shall be carried out manually, communication cables & power supply cables are passing through the work site, due care shall taken. Damages if any occured to other services the same shall be rectified immediately at contractors expense

a) Soft /loose soil

b) Hard / dense soil

c) Soft disintegrated soil

Returning filling in including spreading levelling, watering and well ramming in layers n. exc 25cm with soil obtained from excavation complete all as specified and directed.

Removing excavated soil / material n. exc 50 mtr and depositing where directed at a level n. exc 1.5 mtr above the starting point.

Demolishing or dismantling Concrete in ground floors and pavings n exc 15 cm thickness

M&L for Cement concrete D-2 (1:4:8) using 40mm graded stone aggregates as in foundations, filling and mass concrete complete all as specified and directed.

Material & labour for boring through Road/Hard standing/drain trench for laying of pipeline of any size upto 150mm bore.

M&L for Construction of brick masonry valve pit inside measurement 0.90m x 0.90m x 0.90m in replacement complete with MS Sheet 3.00 mm thick cover and angle iron frame (40m x 40mmx 40mm) as per existing size including locking arrangement suitable for sluice valve 80 mm to 150 mm and sheet cover with one coat of red oxide and two coat of Synthetic enamel paint and complete leveling refilling the unwanted existing trenches ,as per ground requirement including demolition of existing/old valve chamber all as per direction by Engineer in charge.

M&L for MS Mechanical Joint clamp (minimum thickness of 6mm) type,flap type,GP joint type/any type as per site requirement for CI,DI Pipe of size 150mm along with MS nut bolt washer complete all as specified and directed.

Material & Labour for ruber gasket joint for DI fittings of size 150mm dia complete all as specified & directed by Engineer-in-Charge.

Taking out and S&F unserviceable CI sluice valve from exisiting position by opening the nuts , bolts and breaking of valve chamber including necessary earth work and excvation in any type of soil and S & F CI sluice valve with PN rating 1:6 conforming to IS 14846 duly ISI marked with iron wheel head HSS spindle and all other conected accessories such as gland packing, bolts, and nuts rubber gasket etc complete and making good the vlave chamber to match with the adjacent surface including brick / PCC block works, plastering etc for the following sizes complete all as directed .

80 mm bore

150 mm bore

Supply and Fixing Rotational moulded polyethylene water storage tank of capacity 5000 Litres (cylindrical vertical with closed top) hoisted and fixed in position inlcudng material & Labour for making Platform for PVC tank of size 2m x 2m in width and length, 45 cm below ground level and 45 cm above ground level with PCC(1:2:4) including excavation work and making suitable connection for Inlet and Outlet Water Supply from motors all as specified and directed by Engr In Charge

Material & Labour for precast cement concrete type C1 (1:3:6) using 20mm aggregate in thrust block or anchor block under support for laying of pipeline of any size with plain fare faces including chamfers, throating and setting in cm(1:6) complete all as specified including providing MS clamp made out of MS flat 32mm x 5mm alongwith 2 Nos fasteners for clamping pipe of dia upto 150mm and directed by Engneer-in Charge

M&L for cutting of existing road not exceeding 1.5 mtr in depth and n exc 1.5 m wide including black top, sub base and WBM, well ramming in layers with watering after laying of GI /DI pipe under road making good in all respect to match the existing surface by PCC 1:2:4 of 45mm thick by using 20mm graded aggregate all as directed by Engr-in-Charge

Laying and jointing DI Pipe 150mm, ISI marked including Rubber gasket Joint for making connnection and laid over staging/platform including rubber gasket clamps to fix the pipe complete all as specified. Note: (i) The serviceable pipe line taken down vide item no 03 shall be re-laid under this item.

Goodluck Enterprises (BID ID -3504429)

Sunhari Electricals (BID ID -3499844)

SHRI SWAPNAYOG ENTERPRISES (BID ID -3499473)

BSK Construction (BID ID -3499235)

Suchit constructions (BID ID -3499121)

Chaulya Enterprises (BID ID -3499672)

sapana enterprises (BID ID -3499814)