GER-35/2022-23 Repair/replacement of unserviceable CI pipe lines and connected works at zone A and B under GE 862 EWS

Amount

Excavation in trenches n exceeding 1.5 m wide and n exc 1.5 m depth for water pipe line in hard/dense soil complete all as specified and directed.

Excavation in trenches n exceeding 1.5 m wide and n exc 1.5 m depth for water pipe line in soft/disintegrated rock complete all as specified and directed.

Returning, filling in trenches including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick (soil) complete all as specified and as directed.

Removing of excavated material (soil) to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

S&F for cast iron foot valve unit suitable for 100mm bore conforming to IS-4038 including nuts, bolts and washers etc, fixing the same to the suction pipe of the pump set available in the sump at a depth upto 10 feet below the ground level complete after taking down old unserviceable foot valve etc all as specified and directed.

All as per srl item No 5 above but 80 mm bore complete all as specified and directed.

All as per srl item No 5 above but 50 mm bore complete all as specified and directed.

S&F for 200 mm bore cast iron non return valve, heavy duty with gun metal sheet, both end flanged including making flanged joint, rubber gasket, nuts, bolts and washers ISI marked, class PN- 1.6 conforming to IS-5312 (Part-2)-1986 complete after taking down old unserviceable non-return valve of any type all as specified and directed.

All as per srl item No 8 above but 150 mm bore complete all as specified and directed.

All as per srl item No 8 above but 100 mm bore complete all as specified and directed.

All as per srl item No 8 above but 80 mm bore complete all as specified and directed.

Taking out 200mm bore sluice valves with flanged ends for repairing and opening, lathing brass spindle, refacing, regrinding, realignment including repacking stuffing box and reassembling and including refixing in position with and including new nuts, bolts & washers complete all as specified and directed.

All as per srl item No 12 above but 150 mm bore complete all as specified and directed.

M&L for cast iron special/fittings suitable for CI flanged/socket ends pipe 80 to 150 mm bore such as bends, (any type, radius and angle), tapers any type (straight, bend, increasing, decreasing or double socket etc) Tee pieces single branch, 'Y' junction, double branch, cross (all socket or socket and spigot flanged), collars, caps & plug, tail pieces, reducers, straight connecting pieces mechanical joint, etc. complete all as specified and as directed.

M&L for cast iron special/fittings suitable for CI flanged/socket ends pipe 200 to 300 mm bore such as bends, (any type, radius and angle), tapers any type (straight, bend, increasing, decreasing or double socket etc) Tee pieces single branch, 'Y' junction, double branch, cross (all socket or socket and spigot flanged), collars, caps & plug, tail pieces, reducers, straight connecting pieces mechanical joint, etc. complete all as specified and as directed.

Taking up or down 300 mm bore old unserviceable flanged end CI/DI water mains pipes, any class, (including all fittings), including disconnecting pipes and fittings complete all as specified and directed.

All as per srl item No 16 above but 250 mm bore complete all as specified and directed.

All as per srl item No 16 above but 200 mm bore complete all as specified and directed.

All as per srl item No 16 above but 150 mm bore complete all as specified and directed.

All as per srl item No 16 above but 100 mm bore complete all as specified and directed.

All as per srl item No 16 above but 80 mm bore complete all as specified and directed.

Relaying/shifting of old serviceable 300 mm bore DI/CI pipe with flanged ends retrieved from taking down here in before any length/size including old serviceable fittings etc and providing of new nuts, bolts and washer/gaskets etc, jointing and testing complete all as specified and directed.

All as per srl item No 22 above but 250 mm bore complete all as specified and directed.

All as per srl item No 22 above but 200 mm bore complete all as specified and directed.

All as per srl item No 22 above but 150 mm bore complete all as specified and directed.

All as per srl item No 22 above but 100 mm bore complete all as specified and directed.

All as per srl item No 22 above but 80 mm bore complete all as specified and directed.

Supply, laying, jointing and testing of cast iron pipes 300 mm bore with spigot and socket ends centrifugally cast, class LA in any length suitable for rubber tyton joint and laid in trenches/on supports complete all as specified and directed. (Note:- Joints shall be measured & paid separately).

All as per srl item No 28 above but 250 mm bore complete all as specified and directed.

All as per srl item No 28 above but 200 mm bore complete all as specified and directed.

All as per srl item No 28 above but 150 mm bore complete all as specified and directed.

All as per srl item No 28 above but 100 mm bore complete all as specified and directed.

All as per srl item No 28 above but 80 mm bore complete all as specified and directed.

Taking up or down 15 mm bore steel water tubing and connection in any position, including cleaning for refixing or removal to store complete all as spcified and directed.

All as per srl item No 34 above but 20 mm bore complete all as specified and directed.

All as per srl item No 34 above but 25 mm bore complete all as specified and directed.

All as per srl item No 34 above but 40 mm bore complete all as specified and directed.

All as per srl item No 34 above but 50 mm bore complete all as specified and directed.

All as per srl item No 34 above but 80 mm bore complete all as specified and directed.

All as per srl item No 34 above but 100 mm bore complete all as specified and directed.

All as per srl item No 34 above but 150 mm bore complete all as specified and directed.

Supply, laying and testing of 15 mm bore steel water tube (medium grade) with screwed and socket joints together with all fittings such as bends, elbows, tees, short pieces, connection, back nuts, diminishing pieces, caps plugs & union etc and fixed to wall, ceilings or laid in floor/ trenches complete all as specified and directed. (Note :- Excavation work will be measured and paid separetly)

All as per srl item No 42 above but 20 mm bore complete all as specified and directed.

All as per srl item No 42 above but 25 mm bore complete all as specified and directed.

All as per srl item No 42 above but 40 mm bore complete all as specified and directed.

All as per srl item No 42 above but 50 mm bore complete all as specified and directed.

All as per srl item No 42 above but 80 mm bore complete all as specified and directed.

All as per srl item No 42 above but 100 mm bore complete all as specified and directed.

All as per srl item No 42 above but 150 mm bore complete all as specified and directed.

Fixing and laying only old serviceable 20 mm bore steel water tubing, any grade, with screwed and socket joints together with all new fittings such as bends, elbows, tees, short pieces, connectors, back nuts, diminishing pieces, caps plugs & union etc and connections in new or old positions (wall/ceiling, floor, in trenches etc) complete all as specified and directed. (Note:- GI pipes retrieved from taking down shall be used after cleaning).

All as per srl item No 50 above but 25 mm bore complete all as specified and directed.

All as per srl item No 50 above but 40 mm bore complete all as specified and directed.

All as per srl item No 50 above but 50 mm bore complete all as specified and directed.

All as per srl item No 50 above but 80 mm bore complete all as specified and directed.

All as per srl item No 50 above but 100 mm bore complete all as specified and directed.

All as per srl item No 50 above but 150 mm bore complete all as specified and directed.

S&F for 80mm bore CI sluice valve class PN-1.0, heavy duty ISI marked as per (IS-14846) with flanged ends with 02 Nos of rubber gaskets, nut, bolts and washers alongwith stainless steel spindle and operating wheel complete after taking out old unserviceable sluice valve with fitting etc all as specified and directed.

All as per srl item No 57 above but 100 mm bore complete all as specified and directed.

All as per srl item No 57 above but 150 mm bore complete all as specified and directed.

All as per srl item No 57 above but 200 mm bore complete all as specified and directed.

S&F for 80mm bore CI sluice valve class PN-1.6, heavy duty ISI marked as per (IS-14846) with flanged ends with 02 Nos of rubber gaskets, nut, bolts and washers alongwith stainless steel spindle and operating wheel complete after taking out old unserviceable sluice valve with fitting etc all as specified and directed.

All as per srl item No 61 above but 100 mm bore complete all as specified and directed.

All as per srl item No 61 above but 150 mm bore complete all as specified and directed.

All as per srl item No 61 above but 200 mm bore complete all as specified and directed.

M&L for Rubber gasket joints suitable for 300mm bore flanged joints CI pipes confirm to latest IS including nuts and bolts complete all as specified and directed.

M&L for Rubber gasket joints suitable for 250mm bore flanged joints CI pipes confirm to latest IS including nuts and bolts complete all as specified and directed.

M&L for Rubber gasket joints suitable for 200mm bore flanged joints CI pipes confirm to latest IS including nuts and bolts complete all as specified and directed.

M&L for Rubber gasket joints suitable for 150mm bore flanged joints CI pipes confirm to latest IS including nuts and bolts complete all as specified and directed.

M&L for Rubber gasket joints suitable for 100mm bore flanged joints CI pipes confirm to latest IS including nuts and bolts complete all as specified and directed.

M&L for Rubber gasket joints suitable for 80mm bore flanged joints CI pipes confirm to latest IS including nuts and bolts complete all as specified and directed.

M&L for construction of brick masonry new valve pit chamber of size 1200mmx1200mmx1200mm (internal) size, 100mm thick PCC 1:4:8 type D2 lean concrete foundation using 40mm graded stone aggregate, providing well burnt brick masonry wall of 230 mm thick, built in CM 1:6, 15 mm thick rendering in cement mortar 1:4, finished even and smooth without using extra cement internally and externally and providing 3.15 mm thick MS sheet steel cover fixed on 50mmx50mmx6mm thick angle iron frame, embbeded in PCC coping with locking arrangement and 1 Nos 50mm size 4 levers lock with key in duplicate Standard size and MS hold fast and handle made out of 25 x 6mm flat iron, appplying two coats of synthetic enamel paint of approved shade, over a coat of primer (Red Oxide zinc chrome) to all exposed surface of sheet and making good all disturbed surface complete after dismantling old unserviceable valve chamber all as specified and directed.

Cleaning of valve pit chamber of any size and depth by taking out mud, muddy water, including cleaning of vegetation around the pit covering area 1mtr around the pit and depositing the same at a distance n. exc 20 mtr away from pit including swipping free from all type of dirt including rectifying the leakage of valve of any size by using of appropriate size required packing materials complete all as specified and directed.

S&F for 15 mm bore gunmetal gate valve (ISI marked) heavy duty with iron wheel head, screwed both ends for iron pipe complete as in repair all as specified and directed.

S&F for 20 mm bore gunmetal gate valve (ISI marked) heavy duty with iron wheel head, screwed both ends for iron pipe complete as in repair all as specified and directed.

S&F for 25 mm bore gunmetal gate valve (ISI marked) heavy duty with iron wheel head, screwed both ends for iron pipe complete as in repair all as specified and directed.

S&F for 40 mm bore gunmetal gate valve (ISI marked) heavy duty with iron wheel head, screwed both ends for iron pipe complete as in repair all as specified and directed.

S&F for 50 mm bore gunmetal gate valve (ISI marked) heavy duty with iron wheel head, screwed both ends for iron pipe complete as in repair all as specified and directed.

S&F for 80 mm bore gunmetal gate valve (ISI marked) heavy duty with iron wheel head, screwed both ends for iron pipe complete as in repair all as specified and directed.

S&Ffor rolled Mild steel framed work such as grills, gratings, MS Sheets,Angles etc. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165 complete as in repair all as specified and directed.

M&L for 80 mm bore MS flange (internally threaded) for GI/MS tubing minimum 10mm thick with 08/06 drilled holes including suitable size nuts,bolts, washers & packing materials including welding of flange with pipe where required complete as in repair all as specified and directed.

All as per srl item No 80 above but 100 mm bore complete all as specified and directed.

All as per srl item No 80 above but 150 mm bore complete all as specified and directed.

All as per srl item No 80 above but 200 mm bore complete all as specified and directed.

All as per srl item No 80 above but 250 mm bore complete all as specified and directed.

All as per srl item No 80 above but 300 mm bore complete all as specified and directed.

Dismantling/taking out existing unserviceable air release valve from CI/GI main complete and supply & fixing new cast iron air release valve with 02 Nos of air- outlets 25mm and inlet 80 mm bore for cast iron pipe/GI Pipe, MS Clamps with welded socket of suitable size, nut, bolt, washer, gasket including drilling and air ball complete all as specified and directed.

Dismantling/taking out existing un serviceable air release valve from CI/GI main complete and supply & fixing new cast iron air release valve with 02 Nos of air- outlets 25mm and inlet 50 mm bore for cast iron pipe/GI Pipe, MS Clamps with welded socket of suitable size, nut, bolt, washer, gasket including drilling and air ball complete all as specified and directed.

Note:- The contract sum arrived after deduction of amount of Sch of credit as listed in tender Documents.

M/S Chib Engineers