CA NO. GE(P)AF/GUR-64/2022-23 SPECIAL REPAIR TO OLD RUSTED DISTRIBUTION LINE OF WATER SUPPLY SYSTEM ALONGWITH PUMPING LINE IN MD ACCN AREA AT AF STN PALAM UNDER GE (P) AF GURGAON.

Amount

Excavation in trenches n. exc 1.5 metre wide for taking out/ laying pipe line etc. and not exceeding 1.5 metre deep and getting out in soft/ loose soil complete all as specified & directed by Engineer-in-charge. (Note : excavation for digging of water supply pipe line will be done by manually. JCB will not be allowed at the site for digging.)

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified & directed by Engineer-in-charge.

Removal of excavated surplus spoil to a distance n.exc 50 metre and depositing where directed at level not exceeding 1.5 metre above the starting point complete all as specified & directed by Engineer-in-charge.

Taking down cast iron water mains including burning out joints and recovering lead size of bore 150mm complete all as specified & directed by Engineer-in-charge.

Taking down unserviceable rusted CI/DI/GI water mains including burning out joints and recovering lead size of bore 100mm complete all as specified & directed by Engineer-in-charge.

Taking down unserviceable rusted CI/DI/GI water mains including burning out joints and recovering lead size of bore 80mm complete all as specified & directed by Engineer-in-charge.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 150mm bore ductile iron pipe class 'k-7' with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge. Note : (ii) 5 % site will be given to contractor for execution at a time being the maint station. and contractor will restore the water supply on daily basis. Shut down for changing of pipe line will be given only for max 08 hours. Contracotr will have to arrange sufficient materials at site before excavation at site.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 100mm bore ductile iron pipe class 'k-7' with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge. (ii) 5 % site will be given to contractor for execution at a time being the maint station. and contractor will restore the water supply on daily basis. Shut down for changing of pipe line will be given only for max 08 hours. Contracotr will have to arrange sufficient materials at site before excavation at site.

Supplying, and laying and testing in trenches, jointing/ connecting and testing 80mm bore ductile iron pipe class 'k-7' with spigot and socketed ends, centrifugally cast suitable joint complete, all as specified and directed by Engineer-in-Charge. (ii) 5 % site will be given to contractor for execution at a time being the maint station. and contractor will restore the water supply on daily basis. Shut down for changing of pipe line will be given only for max 08 hours. Contracotr will have to arrange sufficient materials at site before excavation at site.

Supply, laying, jointing & testing in replacement in trenches cast iron pipes with spigot and socketed ends centrifugally cast (spun cast) class LA suitable for tyton joints complete all as specified and directed by Engineer-in-Charge for the following size:- Note:- (ii) Earth work, Joints and CI specials/ fittings of the pipes shall be measured and paid for separately under appropriate item. (ii) 5 % site will be given to contractor for execution at a time being the maint station. and contractor will restore the supply on daily basis. Shut down for changing of pipe line will be given only for max 08 hours. Contracotr will have to arrange sufficient materials at site before excavation at site.

(a) 150mm bore.

(b) 100mm bore.

(c) 80 mm bore

Refixing and laying cast iron pipes with spigot ends size of 150mm after cleaning and laying in existing trenches excavated site, cleaning and relaying in existing excavated trench or reorientation/ relaying of pipes in newly excavated trench at a location other than the location from where the pipes were excavated and taken out including cleaning and descaling of taken out pipes, removal all type of blockage of the GI water mains including jointing with existing water pipelines with complete fittings and fixtures as required at site complete, all as specified and directed by Engineer-in-Charge.

Refixing and laying cast iron pipes with spigot ends size of 100mm after cleaning and laying in existing trenches from excavated site, cleaning and relaying in existing excavated trench or reorientation/ relaying of pipes in newly excavated trench at a location other than the location from where the pipes were excavated and taken out including cleaning and descaling of taken out pipes, removal all type of blockage of the GI water mains including jointing with existing water pipelines with complete fittings and fixtures as required at site complete, all as specified and directed by Engineer-in-Charge.

Refixing and laying cast iron pipes with spigot ends size of 80mm after cleaning and laying in existing trenches from excavated site, cleaning and relaying in existing excavated trench or reorientation/ relaying of pipes in newly excavated trench at a location other than the location from where the pipes were excavated and taken out including cleaning and descaling of taken out pipes, removal all type of blockage of the GI water mains including jointing with existing water pipelines with complete fittings and fixtures as required at site complete, all as specified and directed by Engineer-in-Charge.Note for item No. 7 to 13:- Excavation & earth work shall be measured and paid for separately under appropriate item of this Schedule).

Taking out existing GI tubing 80mm with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 50mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 40mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 25mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 20mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Taking out existing GI tubing 15 mm bore with all fittings complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 80mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 50mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 40mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 25mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply & fixing galvanised iron tubes of size 20mm bore (medium grade) with all fittings and laid in trenches, under floor or road including fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Supply, laying, jointing and testing in replacement in walls and ceilings or laid in floors , galvanized iron water tubing medium grade of size 25 mm bore including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed.

Supply, laying, jointing and testing in replacement in walls and ceilings or laid in floors , galvanized iron water tubing medium grade of size 20 mm bore including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed.

Supply, laying, jointing and testing in replacement in walls and ceilings or laid in floors , galvanized iron water tubing medium grade of size 15 mm bore including provision of all necessary ISI marked GI fittings / accessories complete all as specified and directed.

Refixing and laying 80mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 50mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 40mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 25mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge.

Refixing and laying 20mm bore in the same location after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge. Note for item No. 20 to 32:- Excavation & earth work shall be measured and paid for separately under appropriate item of this Schedule).

Cutting cast iron pipes and reducing to required length before laying of size 150mm complete, all as specified and directed

Cutting cast iron pipes and reducing to required length before laying of size 100mm complete, all as specified and directed

Cutting cast iron pipes and reducing to required length before laying of size 80mm complete, all as specified and directed

Repairs to leakage run lead joint in position of size 150mm CI/DI pipes by burning out existing joints,recovering lead, cleaning internal surfaces of socket and providing new joints with using recovered lead and additional new lead, making joint leak proof.(Excavation of Earth work shall be measured and paid seperately)

All as per item No 36 above but Size of CI/DI pipe 100mm -- ditto --

All as per item No 36 above but Size of CI/DI pipe 80mm -- ditto --

Repairs to leakage run rubber gasket joint for 150mm bore flanged pipes and fittings including necessary fittings such as bolts, nuts, washers, white lead or mineral oil complete all as specified and directed by Engineer-in-charge.

All as per item No 39 above but Size of GI/CI pipe 100mm -- ditto --

All as per item No 39 above but Size of GI/CI pipe 80mm -- ditto --

Supply, febricate and fixing MS framed grills,gratings, framed guard bars,ladder, framework of Valve pit cover, water tanks etc, or similar work as ordered and febricated from MS rolled section of any size and shape as directed and fixed at position with all fixing accessories complete. (Fixing of MS sheet where required shall be measured and paid seperately)

M & L for MS plate /sheet plain or chequered, 3.00 mm thick cut to pieces as required and fixed to MS frame work by means of Electric arc/gas welding all as directed and specified.

Supply & fixing cast iron fitting upto 150mm 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 collar, caps and plugs etc. suitable for spigot and socketed pipes including taking out the defective one form the trenches or ground all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron sluice valve suitable for 150mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron sluice valve suitable for 100mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron sluice valve suitable for 80mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel spindle spindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron non return valve with GM sheet and flap of size 150mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron non return valve with GM sheet and flap of size 100mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron non return valve with GM sheet and flap of size 80mm bore flanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron foot valve strainer for suction suitable for 150 mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply and fixing cast iron foot valve strainer for suction suitable for 100 mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steel with brass nut, bolt, washer and rubber packing for connecting pieces etc complete all as specified and directed by Engineer-in-charge.

Supply & fixing in replacement stop valve, cast copper alloy, screwed down, high pressure, with clutch or butterfly handle, screwed both ends for iron pipe valve 20mm bore for GI pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement stop valve, cast copper alloy, screwed down, high pressure, with clutch or butterfly handle, screwed both ends for iron pipe valve 15 mm bore for GI pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 20mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 25mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 40mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

Supply & fixing in replacement gun metal globe or gate valve 50mm bore with iron wheel head screwed both ends for iron pipes complete, all as specified & directed by Engineer-in-charge.

M&L for construction of valve chambers with MS cover 6 mm thick of valve pit of size 1200x1200x1200 MM( internal dimensions) including necessary excavation, earth work 150 mm thick PCC 1:4:8 Type D2 as in foundation, PCC 1:2:4 Type B1 in coping plastering 15 mm thick in CM 1:4, and angle iron frame 40x40x6 mm and locking arrangement including painting with coat of synthetic enameled paint over a coat of red oxide primer after preparation of surface complete all as specified and as shown in drawing No CE(AF)/TD/30 dated 11.11.2013 including dismantling of existing valve pit including necessary excavation and earthwork complete all as specified and directed.

M&L for construction of valve chambers with MS cover 6 mm thick of valve pit of size 900x900x900 MM( internal dimensions) including necessary excavation, earth work 150 mm thick PCC 1:4:8 Type D2 as in foundation, PCC 1:2:4 Type B1 in coping plastering 15 mm thick in CM 1:4, and angle iron frame 40x40x6 mm and locking arrangement including painting with coat of synthetic enameled paint over a coat of red oxide primer after preparation of surface complete all as specified and as shown in drawing No CE(AF)/TD/30 dated 11.11.2013 including dismantling of existing valve pit.

Supply and fix in repairs MS pipe in existing pipelines, 150mm bore x 6 mtr long galvanized tubing Heavy grade, ISI marked with both ends screwed and fixed with flanges and holed drilled, replacements of nut bolts and 2 Nos of rubber gaskets. etc all complete all as specified and directed by Engineer-in-Charge

Supply and fix in repairs coloum pipe in tubewells, 50mm borex 6 Mtr long galvanized tubing Heavy grade with both ends screwed and fixed with flanges and holed drilled, groves cut for cables flanges 10mm thick, welded to pipe MS flats 20mm x 6mm thick 150mm long to flange and pipe (3 Nos) in each flanged side, replacements of nut bolts and 2 Nos of rubber gaskets. Each coloum pipe 6 mtrs long and ISI marked etc all complete all as specified and directed by Engineer-in-Charge

M&L for PCC 1:3:6 type C-1 ( using 20 mm graded stone aggregates) for repairing of valve chamber foundation etc including filling in road cuts/ hard standing etc all as specified and as directed.

M&L for brick work in cement mortar 1:4 using sub class 'B' brick straight or curved on plain not exceeding 6M mean radius comlete all as specified.

M&L for 15mm thick cement plaster in CM 1:4 on brick/concrete surface etc finished even and smooth without using extra cement complete all as specified and directed.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sound technique and necessary machine including laying of GI pipe of 50/80 mm dia (Note : GI pipe will be measured and paid seperately)

M&L for cutting the existing bitumen us road/payment/footpath upto 0.75 mtr in depth, 0.45 mtr in width and getting out excavated material and making good the damaged portion after laying the pipe, returning filling in mass concrete PCC 1:2:4 type B2 upto top of the road all as directed by Engr-in-Charge. Note :-(i) M&L for laying of pipe shall be measured and paid separately.

Dismantling flanged pipe joint in position, including removing old rubber or fibre board gasket, bolts nuts etc complete all as directed for following sizes:-

150mm bore.

100mm bore.

M&L for rubber gasket joints in flanged end cast iron pipes and fittings complete with and including minimum 3mm thick rubber/fibre gasket and necessary nuts/bolts/washers complete all as specified and directed for following sizes:-

150mm bore.

100mm bore.

Supply and fix in replacement of water level indicator of electronic type with PVC insulated copper conuctor for indicating water level complete all as specified and as directed.

Supply and fix in repairs MS pipe fitting as bends, tees, collar, branch pieces, cap & plug etc, both ends flange welded complete with replacement of nuts and bolts all as specified and directed by Engineer-in-Charge

M&L in replacement of 10000 Ltr capacityTriple layer ISI marked PVC Tank including tank neeples of 40 to 50mm size and taking down existing unserviceable tank complete all as specified and as directed by Engineer-in-Charge. Make : Sintex / Diplast / JS Polyplast .

M&L in replacement of 5000 Ltr capacityTriple layer ISI marked PVC Tank including tank neeples of 40 to 50mm size and taking down existing unserviceable tank complete all as specified and as directed by Engineer-in-Charge. Make : Sintex / Diplast / JS Polyplast .

M&L for rectifying leakage of CI pipe line including excavation in mud (not exc 1.2m x1.2m x 1.2m) and making arrangement for dewatering by using electric/diesel pump/manual additional labour, taking out existing joint and making new run lead joint (except CI fittings unions and CI pipes) complete all as directed for following size of pipe lines (iii) Leakage to be rectified within 8 hours of report failing which penality @ Rs. 1000/- per hour to be charged for delay.:-

150mm bore.

100mm bore.

M&L for rectifying leakage of GI pipe line including excavation in mud (not exc 0.7m x0.7mx0.7m) and making arrangement for dewatering by using electric/diesel pump/manual additional labour, taking out existing joint and making joint including providing all GI fittings i.e. socket, tee, elbow , nipples upto 6'' length,GI unions,Reducer (Except GI pipes) complete all as directed for following size of pipe lines, leakage to be rectified within 8 hours of report failing which penality @ Rs. 1000/- per hour to be charged for delay:-

50 mm bore.

40 mm bore.

25 mm bore.

M &L for demolition of cement concrete in ground floors and pavings n.exc 15 cm thickness (below or above ground level) complete all as specified and as directed.

M&L for PCC 1:3:6 type C-1 using 20mm graded stone aggregates for filling in road cuts/hard standing etc complete all as specified and as directed.

Supply and fix in repair Ball valves high pressure of PTMT with epoxy coated Aluminium rod and highdensity plastic ball screwed for iron pipe and fixed (Minimum weight 20mm-210gms) complete all as specified and directed.

Supply and fix in repair Ball valves high pressure of PTMT with epoxy coated Aluminium rod and highdensity plastic ball screwed for iron pipe and fixed (Minimum weight 20mm-210gms) complete all as specified and directed.

Notes:- (a) The amount of Rs. 323080/- against Schedule of Credit on Page No. 126 shall be deducted from the total amount quoted against Sch 'A' while deriving the Contract Sum for Acceptance.

M.B. ENTERPRISES

M/s Navansh Engineers & Consultants

M/S RK Builders

M/S PARKASH ENTERPRISES

B.R. Enterprises

Sumit Enterprises

Bidder Name

DHARAMRAJ BUILDERS & ENGINEERS