REPAIR/ REPLACEMENT OF EXISTING UNSERVICABLE CORRODED WATER SUPPLY PIPE

Amount

Excavation in trenches n exc 1.5 metre wide & n exc 1.5 metre in depth for foundation etc or for shafts, wells, cesspits manholes, pier holes etc n. exc 10 Sqm on plan n exc 1.5 metre in depth and getting out in hard/ dense soil, complete all as specified.

Returning filling in including spreading leveling, watering and well ramming in layers n. exc 25cm, all as specified.

Removal of excavated material to be distance n.exc 50 metres and depositing where directed at a level n.exc 1.5 metres high from the starting point, all as specified.

Plain cement concrete M-10 nominal mix, type C-1 using 20 mm graded mechanically crushed stone aggregate as foundation filling and mass concrete all as specified.

Brick work with old size fly ash bricks, class 7.5, straight or curved on plan exc. 6 metre mean radius built in cement mortar 1:6 (01 cement : 06 coarse sand) and flush pointing to exposed surfaces in cement mortar 1:3 (01 cement : 03 coarse sand) as the work proceeds all as specified & directed.

Rendering cement plaster 10 mm thick in cement mortar 1:4 (1 cement : 4 coarse sand), on fair faces of brick wall or on concrete surfaces, trowelled to even and smooth finish without using extra cement complete all as specified.

Taking up or down CI/ GI pipe 100 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down CI/ GI pipe 80 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down steel tubing 50 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down steel tubing 40 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down steel tubing 25 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down steel tubing 20 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down steel tubing 15 mm dia and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 100 mm dia medium grade with all fittings & fixtures complete, laid in trenches and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 80 mm dia medium grade with all fittings & fixtures complete, laid in trenches and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 50 mm dia medium grade with all fittings & fixtures complete, laid in trenches and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 40 mm dia medium grade with all fittings & fixtures complete, laid in trenches and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 25 mm dia medium grade with all fittings & fixtures complete, laid in trenches and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 20 mm dia medium grade with all fittings & fixtures complete, laid in trenches and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 15 mm dia medium grade with all fittings & fixtures complete, laid in trenches or laid in floors and testing on completion all as specified and directed. Note for Serial Item No 14 to 20:- Excavation and earth work shall be measured and paid under respective Items of BOQ shall be used.

Mild steel galvanised iron tubings (ISI Marked) 100 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 80 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 50 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 40 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 25 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 20 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 15 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 50 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion except steel tubing all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 40 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion except steel tubing all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 25 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion except steel tubing all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 20 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion except steel tubing all as specified and directed.

Mild steel galvanised iron tubings (ISI Marked) 15 mm dia medium grade with all fittings & fixtures complete, fixed to walls and ceiling or laid in floors and testing on completion except steel tubing all as specified and directed. Note for Serial Item No 28 to 32:- Servicable tubing retreived from taking down under respective Items of BOQ shall be used.

Renewal of Gun metal globe or gate valves (ISI-marked) with iron wheel head, screwed both ends for iron pipe 50 mm bore and fixed including taking out old existing valve, all as specified.

Renewal of Gun metal globe or gate valves (ISI-marked) with iron wheel head, screwed both ends for iron pipe 40 mm bore and fixed including taking out old existing valve, all as specified.

Renewal of Gun metal globe or gate valves (ISI-marked) with iron wheel head, screwed both ends for iron pipe 25 mm bore and fixed including taking out old existing valve, all as specified.

Renewal of Gun metal globe or gate valves (ISI-marked) with iron wheel head, screwed both ends for iron pipe 20 mm bore and fixed including taking out old existing valve, all as specified.

Renewal of Gun metal globe or gate valves (ISI-marked) with iron wheel head, screwed both ends for iron pipe 15 mm bore and fixed including taking out old existing valve, all as specified.

Renewal of cast iron fittings, ISI marked such as bends (any type, radius and angle), tapers any type (straight or bend), increasing, decrease or double sockets etc), Tee pieces, single branch, double branch, cross (all sockets, socket and spigot), collars, caps and plugs, tail pieces having size upto 150 mm dia conforming to IS-1538-1993 complete all as specified.

Ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball having minimum weight 142 grams screwed for iron pipe and fixed to 15 mm dia GI pipe all as specified and directed.

Ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball having minimum weight 210 grams screwed for iron pipe and fixed to 20 mm dia GI pipe all as specified and directed.

Mild steel flange, heavy duty having wall thickness 12 mm suitable for 100 mm dia GI pipe including necessary rubber gasket, nuts and bolts etc, welding exceeding 9 mm but not exceeding 20 mm and securing properly with pipe all as specified and directed.

Mild steel flange, heavy duty having wall thickness 12 mm suitable for 80 mm dia GI pipe including necessary rubber gasket, nuts and bolts etc, welding exceeding 9 mm but not exceeding 20 mm and securing properly with pipe all as specified and directed.

3.15 mm thick mild steel sheet cover with mild steel handle of appropriate size with locking arrangement with 65 mm brass pad lock with 02 No's of keys, 150 mm long 02 No's hinges on and including angle iron frame of size 50 X 50 X 5mm, mild steel sheet cover provided with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified.

Rotational moulded polyethylene water storage tank 500 Ltrs capacity five layered (ISI Marked) cylinderical vertical with closed top, hoisted and fixed in position with ball brass valve, high pressure with PVC float valve 20mm dia with polythene float and fly nut, tank nipples with check nuts and washers complete and making connections with existing water supply line including taking down of old tank, all as specified.

Rotational moulded polyethylene water storage tank 1000 Ltrs capacity five layered (ISI Marked) cylinderical vertical with closed top, hoisted and fixed in position with ball brass valve, high pressure with PVC float valve 20mm dia with polythene float and fly nut, tank nipples with check nuts and washers complete and making connections with existing water supply line including taking down of old tank, all as specified.

Cleaning and removing all scale and dirt, etc, from 500/1000 Litre tanks and from mouths of circulating pipes etc including one coat of black paint on previously marked date and writing the tank cleaning date on outer side of the tank with white paint complete all as specified and directed. Note : Any leakage or breakage to Water tank/ Float valve/ GI pipe at the time of cleaning, the same shall be replaced by contractor at his risk and cost. No extra payment on this account shall be admissible to contractor.

Carrying out repairs to chlorine dosing motor suitable for 3 phase 0.37 KW 50 HZ make crompton greaves including dismantling carefully, removing burntout winding wire and rewinding with suitable size of new copper winding wire of the same gauge, varnishing, heating, becking, removing remetalling, welding, grinding and re-threading complete all as specified and directed.

Dismantling chlorine dosing pump, removing shaft and grinding, polishing and replacing unservicable parts like 02 Nos gunmetal bushes and refixing the shaft and reassembling complete including testing on reassembling all as specified and directed.

Mild steel iron tank cover made out of 2mm thick mild steel sheet of circular shape having dia 45 cms with including welding and fixing of sharp nails 15 Nos of length 2 inch each for protection of monkeys and Langurs including providing locking arrangements on both sides and border made of 25x2mm thick flat iron duly painted with one coat of primer and one coat of black paint including screws, washers etc. including providing 10 cms long handle made out of 20mm X 5 mm mild steel flat iron on both sides suitable size for 500 and 1000 ltrs PVC water storage tanks complete all as specified.

Cleaning away all grass, vagetation bushes, wood under growth roots of trees and removing of rubbish, 60 cms on both sides of pipe line and pump house surroundings all as specified.

Cast iron Sluice valve for water supply purpose with C.I. drilled flanged ends (both ends) (integrally cast), stem of SS (AISI410) and bronze (gun metal), class PN-1 conforming to IS-14846, ISI marked with stainless steel spindle and iron wheel including jointing material complete such as rubber insertion packing rings with adequate size and requisite numbers nut, bolt and washer complete of the of size 100 mm bore, all as specified.

Cast iron Sluice valve for water supply purpose with C.I. drilled flanged ends (both ends) (integrally cast), stem of SS (AISI410) and bronze (gun metal), class PN-1 conforming to IS-14846, ISI marked with stainless steel spindle and iron wheel including jointing material complete such as rubber insertion packing rings with adequate size and requisite numbers nut, bolt and washer complete of the of size 80 mm bore, all as specified.

80 mm bore cast iron air release valve (H type) conforming to IS-14845 with double air outlet valve having flanged ends with SS spindle suitable to mount on GI mains, flanged joints including 10 mm dia nuts, bolts, washers and 3 mm thick rubber gasket all as specified and directed.

Run lead joint for pipes of 100 mm dia including lead and spun yarn all as specified and directed.

Run lead joint for pipes of 80 mm dia including lead and spun yarn all as specified and directed.

Cutting of roads for laying of pipe of any type and size and making good road by providing soling with broken boulders or quarried stone and applying cold emulsion mixed with aggregate as per manufacturer’s instructions including necessary compaction by rolling etc. to match complete all as specified and directed.

KISHAN CONTRACTOR

surinder kumar jindal bros

malghotra construction co