MAINT/REPAIR OF EXTERNAL WATER SUPPLY LINES OF ZONE D DABLAN AND BARSAT AREA IN PATIALA MIL STATION UNDER GE NORTH PATIALA

Amount

Excavation in trenches for taking out, laying of pipes not exc 1.5 mtr wide and not exc 1.5 mtr in depth and getting out in soft/loos soil complete all as specified and directed.

Returning filling in trenches, including spreading, levelling, watering and well ramming in layers not exc. 25 cm complete all as specified and directed. (Surplus soil if any shall not be removed but left proud over the trench)

Taking up or down steel water tubing / thin walled Flexible Quite coupling galvanised steel /ZRW/HFW pipe of 15 mm bore from trenches or walls etc. complete all as specified and directed. (Excavation and earth work shall be measured and paid separately).

All as per item No 3 above but of 20 mm bore.

All as per item No 3 above but of 25 mm bore.

All as per item No 3 above but of 40 mm bore.

All as per item No 3 above but of 50 mm bore.

Relaying, jointing and testing serviceable GI tubing 15 mm bore as retrieved here-in-before in any length including cleaning, cutting, necessary fittings, laid in trenches or fixed to wall, floor complete all as specified and directed. (Excavation & earth work shall be measured and paid separately).

All as per item No 8 above but of 20 mm bore.

All as per item No 8 above but of 25 mm bore.

All as per item No 8 above but of 40 mm bore.

All as per item No 8 above but of 50 mm bore.

Supply and fix in replacement Galvanized steel water tubing, medium grade of of pipe of 15mm bore , screwed and socketed joints with and including all required fittings as in trenches, floors, on walls etc complete all as specified and directed.

All as per item No 13 but of pipe of 20mm bore

All as per item No 13 but of pipe of 25mm bore

All as per item No 13 but of pipe of 40mm bore

All as per item No 13 but of pipe of 50mm bore

Taking up/out of unserviceable CI/Ductile iron pipes (including all fitting) with spigot and socketed ends and lead joints including burning out joints and removing lead from the ground cleaning the pipes free from sedimentation/scalling etc for reusing the srviceable pipes complete alll as specified for 80mm bore complete all as specified and directed. Note : Excavation and earth work shall be measured and paid seperately.

All as per item No 18 Above but of size 100 mm bore

All as per item No 18 Above but of size 150 mm bore

All as per item No 18 Above but of size 200 mm bore

Supply Laying, jointing and testing cast iron water pipes class LA with flanged end or spigot and socketed ends in any length including cleaning, cutting for reducing length as required, jointing as in trenches for 80 mm bore in new or old locations complete all as specified and directed. (Excavation, earth work, joints, threading & CI specials shall be measured and paid separately).

Material & labour for laying, jointing and testing Ductile iron water pipes 100mm bore with spigot & Socket end class K-7 conforming to IS 8329/2000,suitrable for (push -on) rubber gasket jointing centrifugally applied inside cement mortar lining with Portland slag cement as per IS: 455:1989 and external metallic zinc coating as per Annex C of IS:8329 laid in trenches of in new or old locations complete all as specified and directed. (Excavation, earth work & DI specials shall be measured and paid separately. However, the rate of Rubber tyton joints shall be included in the unit rate quoted)

All as per item No 23 above but of size 150mm bore

All as per item No 23 above but of size 200mm bore

Supply and fix in replacement gun metal glove or gate valve heavy duty ISI marked class-1 with iron wheel head, screwed both ends for iron pipe of following 15mm bore complete fixed as in repairs complete all as specified and directed.

All as per item No 26 above but Pipe of 20mm bore

All as per item No 42 above but Pipe of 25mm bore

All as per item No 42 above but Pipe of 40mm bore

Supply and fix in replacement of wafer type butterfly valve 50 mm dia in CI body with integerally moulded liner of nitrile or EPDM stainless steel disc & stem, liver operated as per IS 13095 in PN 1.0 complete all as specified and as directed.

Construction of valve chamber of size 90 x 90 x 90 cm (internal) with sub Class 'B' bricks straight or curved or plan exc 6 mtr mean radius built in CM 1:6 PCC 1:3:6 in foundation, 15 mm thick plaster in CM 1:4 on internal faces of walls, 40 mm thick, PCC 1:2:4 in floors including valve pit cover made out of MS sheet 2 mm thick with angle iron 40x40x6 mm frame with fixing hinges, locking arrangements, hold fasts and handle etc duly painted with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation & earth work complete including demolition of existing damaged valve pit chamber complete all as specified and directed.

All as per item No.31 above but Size 120 x 120 x 120cm.

Cutting of road / PCC path upto the depth of pipes and making good the disturbed surface with PCC Type B2 1:3:6 (40mm aggregate) using extra cement including earth work complete all as specified and directed

Boring of holes under Road/Hard Standing for passing of water pipe line upto 200 mm bore complete all as specified and directed.

Repair and rectification of leakage / blockage to existing GI pipe 15-50 mm by providing GI fittings i.e Elbow, Nipple, Union socket, Tee, Reducer socket etc. as per site requirement including cutting, threading, inserting necessary fittings for jointing existing pipe complete to ensure the joints leak proof for 20/25mm bore pipe complete all as specified and directed.

Note for item No 35:- (i) Unit rate quoted against this item includes for necessary excavation & earth work all as directed. (ii) During repair it may necessitated the involvement of bailing out water and work as in mud/wet conditions, so contractor shall arrange all necessary arrangements to avoid stagnation/pending of water in nearby area. Unit rate quoted against this item deemed to be included for all such expences. (iii) Taking down & refixing existing GI pipe for replacement of defective GI fittings is the part of the Job. The rate deemed to be included in the quoted rate against this item. (iv) The complaint should be rectified within 48 hrs of receipt of complaint, otherwise penality of Rs 250/- per day per complaint will be imposed to the contractor. In case of difficult nature of complaint, decision of Engineer-in-charge should be final for penalty to be imposed.

Taking down old unsv Sluice valve including supply, fixing a dn testing of cast iron sluice valves ISI marked with hand wheel suitable for cast iron pipe/ductile iron of 200 mm bore, both ends flanged rating PN-1.0 with SS spindle as in repairs including jointing with New MS nuts and bolts, washers and gasket etc all as per IS No. 14846 complete all as specified and directed.

All as per item Sl.No 36 above but for cast iron pipe of 150 mm bore

All as per item Sl.No 36 above but for cast iron pipe of 100 mm bore

All as per item Sl.No 36 above but for cast iron pipe of 80 mm bore

Taking out unserviceable foot valve incl supply, fixing and testing of new foot valve assembly suitable for 40 HP to 75 HP pump set 200 mm along with connected 8 inch suction pipe after unscrewing the nuts /bolts, screws etc all as specified and directed. Note - Required T&P such as lifting chain – pulley block and tripod (not less than 2 ton capacity and 20 feet lifting arrangement portable type ) and other lifting arrangement shall be deemed included in quoted rate.

Taking out unserviceable Non return Valve including supply, fixing and testing of new Ductile Iron swing check type Non Return (Reflux) Valve With SS-304 Disc and Nitrile Rubber Lining. Shell Test Pressure - 24.5 Kg/cm g, Seat Test Pressure 16 Kg/cm as per IS 5312, part-I (with blue epoxy paint), PN 1.6 without bypass arrangement, ends flanged suitable for 200 mm bore pipe complete with nuts /bolts and washers of appropriate size and rubber gasket etc complete all as specified and directed .

Material and labour for Run lead joints in repair including extracting old lead while removing the old joint of 80mm bore of water Supply Lines with spigot & socket ends including necessary earth work excavation in soft loose soil up to 1.5 mtr width and 1.5mtr depth returning and filling and well ramming including watering as required. Removal of surplus soil complete all as specified and directed by Engr-in-Charge. NOTE : Old retrived lead may be used by the contractor under this item. Additional lead as required shall be arranged by the contractor. New joint will be carried out only after extracting of old spun yarn and packing new spun yarn complete all as specified and directed.

All as per item No 42 above but Pipe of 100mm bore

All as per item No 42 above but Pipe of 150mm bore

All as per item No 42 above but Pipe of 200mm bore

Repair to sluice valve installed at existing line of size 80 mm by opening up, necessary repair comprising replacement of glands, gland packing, gaskets, facing the gate & valve seat, replacement of nut bolts, reassembling and fixing in position & testing complete all as specified and directed. Note: - (i) The rates of material like gland, gland packing, gasket, Mild steel Spindle with TT nutand machinery work deemed to be included in the rate quoted. (ii) Necessary arrangements for regulating the water supply in line for the purpose of repair shall be made by contractor at his own expenses.

All as per item No 46 above but of size 100mm.

All as per item No 46 above but of size 150mm.

All as per item No 46 above but of size 200mm.

Supply and fix CI 'D' joint complete set including nuts/bolts and rubber ring for repair to GI/ CI / DI pipe line of 80mm bore complete all as specified and directed.

All as per item No 50 above but for 100 mm

All as per item No 50 above but for 150 mm

All as per item No 50 above but for 200 mm

Supply and fix in repair Bib Tap size 20mm bore dia of pipes standard PTMT and colour high pressure screwed for iron pipe and fixed with nipple/ elbow and socket if required all as specified and directed.

M & L for Cast iron / MS fittings of size upto 300mm bore for both ends flanged pipes e.g. bends, tapers , Tee pieces( Single & double branch) any type and angle / radius and straight connecting pieces but all ends flanged complete all as specified and directed. (Excavation, earth work & joints shall be measured and paid separately).

All as per Item Sr No.55 but Ductile iron fittings suitable for DI pipes complete all as specified and directed.

Taking down cast iron water main with flanged end of 150mm bore, from rising / supply / overflow / washout main of Over head reservior No 10 & 19 including disconnecting pipes and fittings including fixing of temporaray castigating scaffolding upto the height of approx 25 mtrs for opening and fixing of CI pipe of OH reservior, chain pulley assembly, liftinng jack for holding vertical pipe and other misc T&P items complete all as specified and directed.

Supply, fixing, jointing and testing cast iron water pipes with flanged end of 150 mm bore centrifugally cast, class A conforming to IS 1536:1989, in any length, jointing with rubber gasket, MS nuts, bolts and washer in rising / supply of O/H reservior, complete all as specified and directed.

NARINDER KUMAR SONS

SWAMI ENGINEERS

M/S Mukesh Kumar Gupta

AR CONSTRUCTIONS

Jawandha Enterprises

Arneja Builders

HG construction