REPAIR MAINT AND REPLACEMENT OF GI PIPE LINES AND WATER HYDRANT SYSTEM AND OTHER ALLIED WORKS AT AF STN MEMAURA

Amount

Excavation in trenches n. exc 1.5 m wide and n. exc 1.5 m in depth for laying of pipe, n'exc 10 Sqm on plan and getting out in soft/loose soil all as specified and directed

Returning, filling in, including spreading, leveling, watering and well ramming in layers n. exc 25 Cms in soft/loose soil all as specified and directed

Removing excavated material (soil) n. exc 50 m and depositing where directed at a level n. exc 1.5 m above the starting point as specified and directed..

Taking up or down old unserviceable CI/DI pipe of 150 mm bore and connections from excavated trenches complete all as specified and directed:- Note: Excavation and earth work will be measured and paid separately.

Supply,laying,jointing and testing of ductile iron (DI) of 150 mm bore, pressure pipes with spigot and socket ends, centrifugally cast class K-7 , with cement mortar lining in inner side as per IS 8329 and other relevant standards followed by a finishing layer of epoxy paint in outer side, suitable for push on joint ( rubber gasket joint ) in any length with inside cement mortar lining incl tyton rubber push on joint laid in trenches complete all as specified and directed :-

M&L for Ductile iron pipe fittings suitable for tyton joints heavy duty for DI pipes such as bends (any type radius and angle) tapers, any type Straight bend, increasing, decreasing, or double socketed etc) Tee pieces, ring branch, Y junction, double branch, Cross (all socket or socket and spigot) collers, caps and plugs, adapters etc or any size radius and length confirming to IS specifications of 150 bore in mm complete all as specified.

M&L for cutting the Ductile iron Pipe to a specific length as per site requirement and welding flange on both ends of DI pipe and fixed with proper alignment with other DI Fittings as specified in Sch A item No.6, Complete all as specified and Directed. Note: (i) Cost of Flange will be inclusive of quated rates. (ii) All T&P Requied will be provided by the contractor in inclusive of quated rate.

M&L for replacement of sluice valve of size 150 mm dia class PN-1.6 heavy duty flanged ends drilled , ISI-marked confirming to IS:14846 suitable for following bore pipe, wheel oprated (Handle) with high tensile stainless steel spindle, including nuts, bolts and jointing with jointing materials etc. complete including taking out old existing unservicable sluice valve incl. making arrangement for safe working all as specified and directed.

Supply and fix in repair cast iron flanged non-return valve 150mm dia installed complete confirming to (IS-1536) all as specified and directed. Make : Kirloskar/Kejriwal/Upadhyay/Ramco

S&F in replacemnent of existing unsv water pressure gauge 7-10 kg x 150 mm dia including provisioning suitable size of on/off valve and testing complete all as directed. Make : RMCO or equivalent.

M&L in replacement of Cast Iron Air Valves with two air Outlets, 150 mm dia bore and fixing Up in cast iron water supply mains.complete all as specified and directed.

Taking up or down existing unserviceable/ rusted steel tubing and connections from excavated trenches/walls/floors etc complete all as specified and directed of following size:- Note: Excavation and earth work shall be measured and paid separately.

(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 & laying GI steel tubing medium grade with one socket both end threaded in any length including cutting threading connection in new or old position and all type of GI new fittings for laid in trenches/wall/Ceiling all as specified and directed of following size:-

(a) 15 mm bore

(b) 20 mm bore

(c) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

Re-fixing of GI steel tubing medium grade as obtained from item No - 08 after de-scaling/cleaning in trenches/walls/ floors complete all as specified and directed.

(a) 15 mm bore

(b) 20 mm bore

(c) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

S&F in replacement of Gun metal gate valves, with iron wheel head, screwed both ends for iron pipe and fixed in, including taking up or down old u/s/ rusted gate valves for following size:-

(a) 15 mm bore

(b) 20 mm bore

(c) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

Cutting of Road for laying of DI Pipe Line of any size upto 1.2 mtr depth and getting out including forming bottom surface to required level or slope & making good the road all as specified and directed.

M&L for PCC 1:3:6 type C2 with 40 mm graded aggregate for repairing of road surface all specified and directed.

S & F in replacement of valve pit cover for chamber size 1200x1200x1200 mm made out of 3mm thick mild steel plain sheet and frame work of angle iron of size 40x40x6 mm thick incl providing 4 Nos mild steel butt hinges 100 mm size and MS handle of flat iron fabricated and two coat of synthetic enamel paint over a coat of red oxide primer and including preparation of steel surfaces complete all as specified and directed

All as per item No- 19 above but 900 x900x 900 mm

All as per item No- 19 above but 600 x600x 600 mm

M & L in replacement for construction of brick masonry valve pits with sub-class 'B' brick built in cement mortar (1:6) of size 900 x 900 x 900 mm (internal dimension) with one brick walling and 150 cm x150 cm x 10 cm base foudation with PCC 1:3:6 rendering cement plastering 10 mm thick with cement mortar (1:4) on internal & exposed surfaces, including MS cover of size 01 mtr x 01 mtr made out from 3 mm thick MS sheet including 40 x 40 x 5 mm angle iron framing on MS cover as well as on top wall of the valve pit & painting of the MS cover with two coat of synthetic enamel paint over a coat of red oxide primer including necessary earth work & demolitioln of the existing old valve pit all as specified and as directed.

M & L in replacement for construction of valve pits with sub-class 'B' brick built in cement mortar (1:6) of size 600 x 600 x 600 mm (internal dimension) with one brick walling and 120 cm x10 cm x 10 cm base foudation with PCC 1:3:6 rendering cement plastering 10 mm thick with cement mortar (1:4) on internal & exposed surfaces, including MS cover of size 75 x 75 cm made out from 3 mm thick MS sheet including 30 x 30 x 5 mm angle iron framing on MS cover as well as on top wall of the valve pit & painting of the MS cover with two coat of synthetic enamel paint over a coat of red oxide primer including necessary earth work & demolitioln of the existing old valve all as specified and as directed.

S&F in replacement of water level indicator having indication of 10 stages including very low,middle high and full with magnetic float switch sensor suitable for 1 lakh gln capacity of OHT (MAKE : BENZER/RAMCO or equivalent )

M&L in replacement laying in ground wire from probe unit to controller of 10 pair PVC copper conductor (0.5 sqmm) complete all as specified and directed.

Industrial Traders (BID ID -3169309)

MS SHUBHAM SANTOSH JAIN (BID ID -3163654)

M/S WALIA TRADESRS (BID ID -3171532)