REPAIRS REPLACEMENT OF EXTERNAL WATER SUPPLY DISTRIBUTION NETWORK INCLUDING REPLACEMENT OF OLD UNSERVICEABLE GI CI PIPES REPLACEMENT OF SLUICE VALVES, REPAIRS TO VALVE CHAMBERS AND CONNECTED WORKS AT MARGAO AND PONDA UNDER GE PANAJI GOA

Amount

Excavating in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, laying of pipe line etc, and getting out in hard/ dense soil complete all as specified and directed.

Returning, filling including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick in hard/ dense soil complete all as specified and directed.

Removing excavated surplus hard/ dense soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Supply and Laying only 80mm bore galvanised iron steel water tubing of medium grade with and including all fittings such as bends, elbows, tees, unions, nipples, short pieces etc as required at site, laid in trenches and connecting including dismantling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note for serial item No 4. (i) The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe. (ii) Excavation and earth work shall be measured and paid separately under relevant item of Schedule ‘A’. (iii) All other fittings required shall be provided by the contractor at his own cost.

Supply and laying 50mm bore galvanised iron steel water tubing of medium grade with and including all fittings such as bends, elbows, tees, unions, nipples, short pieces etc as required at site, laid in trenches including dismantling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed.

Supply and laying 40mm bore galvanised iron steel water tubing of medium grade with and including all fittings such as bends, elbows, tees, unions, nipples, short pieces etc as required at site, laid in trenches including dismantling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note for Serial item No 5 to 8:- (i) The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe. (ii) Excavation and earth work shall be measured and paid separately under relevant item of Sch ‘A’.

Supply and laying 25mm bore galvanised iron steel water tubing of medium grade with and including all fittings such as bends, elbows, tees, unions, nipples, short pieces etc as required at site, laid in trenches including dismantling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note for Serial item No 5 to 8:- (i) The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe. (ii) Excavation and earth work shall be measured and paid separately under relevant item of Sch ‘A’.

Supply and laying 20mm bore galvanised iron steel water tubing of medium grade with and including all fittings such as bends, elbows, tees, unions, nipples, short pieces etc as required at site, laid in trenches including dismantling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note for Serial item No 5 to 8:- (i) The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe. (ii) Excavation and earth work shall be measured and paid separately under relevant item of Sch ‘A’.

Supply and laying 25mm bore un plasticised PVC water pipes of pressure rating10 kgf/Sq cm. with and including all pipe fittings such as bends, elbows, tees, unions, reducing tees, adaptors, sockets, plugs, hose clips, nipples, short lengths etc. as required at site, complete laid in trenches including dismantling old unserviceable pipe line along with fittings from existing connections complete all as specified and directed.

Supply and laying 20mm bore un plasticised PVC water pipes of pressure rating10 kgf/Sq cm. with and including all pipe fittings such as bends, elbows, tees, unions, reducing tees, adaptors, sockets, plugs, hose clips, nipples, short lengths etc. as required at site, complete laid in trenches including dismantling old unserviceable pipe line along with fittings from existing connections complete all as specified and directed.

Supply and laying 15mm bore un plasticised PVC water pipes of pressure rating10 kgf/Sq cm. with and including all pipe fittings such as bends, elbows, tees, unions, reducing tees, adaptors, sockets, plugs, hose clips, nipples, short lengths etc. as required at site, laid in trenches including dismantling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note for Serial item No 9 to 11:- (i) Excavation and earth work shall be measured and paid separately under relevant item of Sch ‘A’ (ii) The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe.

Supply and fix 25mm bore un plasticised PVC water pipes of pressure rating10 kgf/Sq cm. with and including all pipe fittings such as bends, elbows, tees, unions, reducing tees, adaptors, sockets, plugs, hose clips, nipples, short lengths etc. as required at site, complete with saddles (snap clips), wall clips, hooks, protective mild steel tube sleeves and fixed complete to walls and ceilings or laid in floors including dismantling old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note :- The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe.

Supply and fix 20mm bore un plasticised PVC water pipes of pressure rating10 kgf/Sq cm. with and including all pipe fittings such as bends, elbows, tees, unions, reducing tees, adaptors, sockets, plugs, hose clips, nipples, short lengths etc. as required at site, complete with saddles (snap clips), wall clips, hooks, protective mild steel tube sleeves and fixed complete to walls and ceilings or laid in floors including dismantling old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note:- The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe.

Supply and fix 15mm bore un plasticised PVC water pipes of pressure rating10 kgf/Sq cm. with and including all pipe fittings such as bends, elbows, tees, unions, reducing tees, adaptors, sockets, plugs, hose clips, nipples, short lengths etc. as required at site, complete with saddles (snap clips), wall clips, hooks, protective mild steel tube sleeves and fixed complete to walls and ceilings or laid in floors including dismantling old unserviceable pipe line along with fittings from existing connections complete all as specified and directed. Note:- The quoted rates deemed to be inclusive of cutting, jointing and testing of the pipe.

Supply and fix 150mm dia cast iron sluice valve PN-1.6 conforming to IS 14846/ 2000, ISI Marked with MS spindle and iron wheel head with both ends flanged with new rubber gasket, bolts and nuts etc. including dismantling of old unserviceable sluice valve fixed at any location complete all as specified and directed.

Supply and fix 100mm dia cast iron sluice valve PN-1.6 conforming to IS 14846/ 2000, ISI Marked with MS spindle and iron wheel head with both ends flanged with new rubber gasket, bolts and nuts etc. including dismantling of old unserviceable sluice valve fixed at any location complete all as specified and directed.

Supply and fix 80mm dia cast iron sluice valve PN-1.6 conforming to IS 14846/ 2000, ISI Marked with MS spindle and iron wheel head with both ends flanged with new rubber gasket, bolts and nuts etc. including dismantling of old unserviceable sluice valve fixed at any location complete all as specified and directed.

Supply and fix 80mm dia gun metal gate valves with iron wheel head screwed at both ends for iron pipes complete including dismantling the old unserviceable gate valves from existing pipe line at any location complete all as specified and directed.

Supply and fix 50mm dia gun metal gate valves with iron wheel head screwed at both ends for iron pipes complete including dismantling the old unserviceable gate valves from existing pipe line at any location complete all as specified and directed.

Supply and fix 40mm dia gun metal gate valves with iron wheel head screwed at both ends for iron pipes complete including dismantling the old unserviceable gate valves from existing pipe line at any location complete all as specified and directed.

Supply and fix 25mm dia gun metal gate valves with iron wheel head screwed at both ends for iron pipes complete including dismantling the old unserviceable gate valves from existing pipe line at any location complete all as specified and directed.

Supply and fix 20mm dia gun metal gate valves with iron wheel head screwed at both ends for iron pipes complete including dismantling the old unserviceable gate valves from existing pipe line at any location complete all as specified and directed.

Material and labour for brick masonry valve chamber of size 1.00M x 1.00M x 1.00M (internal size) with 150mm thick PCC foundation 1:4:8, type D2 using 40mm graded trap stone aggregate, brick masonry wall with sub class 'B' bricks 23cm thick built in cement mortar 1:6, 10mm thick plastering to internally and 15mm thick externally, 15cm below ground level, with PCC 1:2:4, type B1 using 20mm graded trap stone aggregate coping 50mm thick including chamber cover with frame made of angle iron of size 40mm x 40mm x 6mm and MS sheet of 2.5mm thick including MS hinges, locking arrangement with provision of locks and painting the steel surfaces with two coats of synthetic enamel paint over a coat of red oxide primer including necessary earth work, excavation, demolition of existing chamber etc. complete all as specified and directed.

Material and labour for brick masonry valve chamber of size 1.50M x 1.50M x 1.50M (internal size) with 150mm thick PCC foundation 1:4:8, type D2 using 40mm graded trap stone aggregate, brick masonry wall with sub class 'B' bricks 23cm thick built in cement mortar 1:6, 10mm thick plastering to internally and 15mm thick externally, 15cm below ground level, with PCC 1:2:4, type B1 using 20mm graded trap stone aggregate coping 50mm thick including chamber cover with frame made of angle iron of size 40mm x 40mm x 6mm and MS sheet of 2.5mm thick including MS hinges, locking arrangement with provision of locks and painting the steel surfaces with two coats of synthetic enamel paint over a coat of red oxide primer including necessary earth work, excavation, demolition of existing chamber etc. complete all as specified and directed.

Material and labour for PCC 1: 3: 6, type C1, using 20mm graded crushed trap stone aggregate for making good the road cutting surface complete all as specified and directed.

Material and labour for mild steel plain black sheet 2.5mm thick cut to size and fixed with mild steel hinges to steel members with bolts and nuts with all necessary drilling, bending, welding etc as required for existing valve chamber cover and applying two coats of synthetic enamel paint of approved colour over a coat of red oxide primer including dismantling the old unserviceable chamber cover complete all as specified and directed.

Cleaning of 5000 gallons capacity underground sump at ‘C’ Coy pump house and ASC pump house by draining out water from the tank with portable pump sets, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc. with fluorescent white paint on black back ground complete all as specified and directed.

Cleaning of 40000 gallons capacity underground sump at 6TTR by draining out water from the tank with portable pump sets, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc. with fluorescent white paint on black back ground complete all as specified and directed.

Cleaning of 125000 gallons capacity over head water tank at 20m staging located at main pump house by draining out water from the tank, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc with fluorescent white paint on black back ground complete all as specified and directed.

Cleaning of 22000 gallons capacity over head water tank at 18m staging located at main pump house by draining out water from the tank, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc with fluorescent white paint on black back ground complete all as specified and directed.

Cleaning of 15000 gallons capacity over head water tank at 18m staging located at MT Area of 3MTR by draining out water from the tank, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc with fluorescent white paint on black back ground complete all as specified and directed.

Cleaning of 10000 gallons capacity over head water tank at 18m staging located at ASC Supply depot by draining out water from the tank, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc with fluorescent white paint on black back ground complete all as specified and directed.

Cleaning of 80000 gallons capacity over head water tank at 18m staging located at 6TTR by draining out water from the tank, removing sludge, mud or any other foreign materials from the bottom and internal surface and cleaning by wire brushing, washing internally by using bleaching powder and applying two coats of white lime wash including re-writing the date of cleaning, capacity of the tank etc with fluorescent white paint on black back ground complete all as specified and directed.

Surface clearing, by removing the roots completely from the earth, shrubs, vegetation, grass, bushes, weeds and tree branches up to 30cm girth, grass cutting using grass cutting machine, sweeping, removing the same to a distance not exceeding 500m away from the installations and burning the same complete all as specified and directed.

Supply and fix 80mm dia PVC heavy grade foot valve suitable for sewage pump including dismantling the old unserviceable one complete all as specified and directed. Make : Harison or equivalent as aprroved by GE

Supply and fix 80mm dia cast iron flang type foot valve including dismantling the old unserviceable one complete all as specified and directed.

Supply and fix 25mm dia ball valves (minimum weight 455 gms) high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed in repair complete all as specified and directed.

Supply and fix 20mm dia ball valves (minimum weight 210 gms) high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed in repair complete all as specified and directed.

Supply and fix 15mm dia ball valves (minimum weight 142 gms) high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed in repair complete all as specified and directed.

Material and labour for repairs to water leakage of inlet pipe connected to float valve of RCC/ PVC service water tanks by removing short piece of pipe/ barrel nipple and replace with suitable, new barrel nipple, socket, elbow and rectify the water leakage by using the water proofing material complete all as specified and directed.

Material and labour for repairing the water leakage of GI/UPVC pipe of 20/25mm by removing short piece of pipe /elbow/ barrel nipple and replace with suitable barrel nipple, socket, elbow, and arrest the water leakage by using the water proofing material including excavation of required distance, and threading if required all as specified and directed.

Material and labour for repairing the water leakage of GI/UPVC pipe of 40/50mm by removing short piece of pipe /elbow/ barrel nipple and replace with suitable barrel nipple, socket, elbow, and arrest the water leakage by using the water proofing material including excavation of required distance, and threading if required all as specified and directed.

Material and labour for 80mm dia cast iron non return valve (NRV) with GM flap, ISI marked, conforming to IS-5312 and connected with bolts, nuts, washers, gasket etc. including dismantling of old unserviceable non return valve complete all as specified and directed.

Servicing, painting and greasing pump sets of different capacities including minor repairs like replacement of gasket, nuts, bolts, washers, gland off sizes and other accessories complete all as specified and directed.

Servicing, painting and greasing and minor repairs of sluice valves of different sizes at any location including replacement of glands complete all as specified and directed.

Material and labour for applying one coat of synthetic enamel paint to the surface of all GI/ CI pipe of any size inside/ outside of filtration plant pump house, sewage pump house and filtration plant except pumps and sluice valve complete all as directed. Note: (i) The surface of GI/ CI pipe shall be painted with black colour. Valve with single rod, pump motor and filtration plant shall be painted with grey colour.

Material and labour for pressure gauge to read in IS/ BS unit type Kg/sqcm and LB/sqinch reading marked 0-2, 0-30 respectively including taking down old one complete all as specified and directed.

Material and labour for jointing the leakage of 150mm dia cast iron pipe with jointing kit complete with saddle piece and heavy duty plastic pipe required length upto 1mtr long fixed over the leakage surface of cast iron pipe including excavation, removing and refilling complete all as specified and as directed.

Material and labour for jointing the leakage of 100mm dia cast iron pipe with jointing kit complete with saddle piece and heavy duty plastic pipe required length upto 1mtr long fixed over the leakage surface of cast iron pipe including excavation, removing and refilling complete all as specified and as directed.

Material and labour for jointing the leakage of 80mm dia cast iron pipe with jointing kit complete with saddle piece and heavy duty plastic pipe required length upto 1mtr long fixed over the leakage surface of cast iron pipe including excavation, removing and refilling complete all as specified and as directed.

Material and labour for earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25m deep below natural ground level) with top edge of plate not less than 1.5m below normal ground level, connected to galvanized iron earth strip of size 32mm x 6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No 5 of SSR Part-I, connecting to earthing test point all as specified or indicated including necessary earth work/ excavation in any type of strata, adequate quantity of charcoal dust and common salt, provision of PCC 1:3:6, type C-2 using 20mm graded crushed stone aggregate as in foundation and wall of earth pit, RCC 1:2:4, type B-1 using 20mm graded crushed stone aggregate as in cover slab 25mm thick with 6mm dia MS bar @ 100mm c/c both ways, funnel with watering pipe GI light grade 20mm dia, wire mesh and copper lugs etc.and strip protection pipe GI light grade 50mm dia from pit to main switch, test point including testing after completion complete all as specified and as directed.

Material and labour for galvanized iron strip of size 32 x6mm as earth continuity conductor for mesh to earthing or connection upto test point including dyna roof screw/wall mounted screw for overhead tank all as specified and as directed.

Material and labour for air termination, single pointed aluminium rod 12mm dia and 300mm long with necessary fixing arrangement for overhead tank all as specified and directed.

Material and labour for test point terminal block made of gun metal or phosphorous bronze size 75x75x25mm, drilled and screwed including 03 Nos, dia 25mm long hexagonal head screw all as specified and directed.

Supply and fix in replacement of unserviceable water level indicator device electronic type including PVC copper cable 0.5 sqmm 10 core and water censor 07 No with copper PVC cable as required as per site requirement and length upto pump house for monitoring for operator complete all as specified.

N P ENGINEERINGS