GE(U)/CHM-25/2022-23 REPAIR / MAINTENANCE AND REPLACEMENT OF BLOCKED / RUSTED GI/CI/DI PIPE LINES AND SLUICE VALVES AND CONNECTED ITEMS AT COMD HOSP AREA AT CHANDIMANDIR

Amount

Excavating in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth, for foundations etc or manholes, cesspits, pipes and cables etc. not exc 10 Sqm on plan and getting out in soft / loose soil all as specified and directed by Engineer - in - Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers of soft / loose soil not exceeding 25cm thick all as specified and directed by Engineer - in - Charge.

Removal of excavated material to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point all as specified and directed by Engineer - in - Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends and rubber gasket joints 100mm bore complete all as specified and directed by Engineer - in – Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends and rubber gasket joints 150mm bore complete all as specified and directed by Engineer - in – Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends and rubber gasket joints 200mm bore complete all as specified and directed by Engineer - in – Charge.

Supplying, laying, jointing, commissioning and testing of ductile iron pressure pipe with socket & spigot ends having ISI marking confirming to IS:8329/2000 in standard lengths of classification K-9 with suitable push on rubber tyton joint (gasket D-jointing) with cement mortar lining in the pipes having 100 mm bore, including aligning the pipes inside trench as per IS:12288/1987 and testing the joints with required water pressure complete all as specified & directed. Notes: (i) Cutting of pipe shall be measured and paid for separately .(ii) Excavation earth works shall be measured and paid for separately.

Supplying, laying, jointing, commissioning and testing of ductile iron pressure pipe with socket & spigot ends having ISI marking confirming to IS:8329/2000 in standard lengths of classification K-9 with suitable push on rubber tyton joint (gasket D-jointing) with cement mortar lining in the pipes having 150 mm bore, including aligning the pipes inside trench as per IS:12288/1987 and testing the joints with required water pressure complete all as specified & directed. Notes: (i) Cutting of pipe shall be measured and paid for separately .(ii) Excavation earth works shall be measured and paid for separately.

Supplying, laying, jointing, commissioning and testing of ductile iron pressure pipe with socket & spigot ends having ISI marking confirming to IS:8329/2000 in standard lengths of classification K-9 with suitable push on rubber tyton joint (gasket D-jointing) with cement mortar lining in the pipes having 200 mm bore, including aligning the pipes inside trench as per IS:12288/1987 and testing the joints with required water pressure complete all as specified & directed. Notes: (i) Cutting of pipe shall be measured and paid for separately .(ii) Excavation earth works shall be measured and paid for separately.

Cutting of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 80mm bore pipe all as specified and directed by Engineer - in - Charge.

Cutting of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 100mm bore pipe all as specified and directed by Engineer - in - Charge.

Cutting of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 150mm bore pipe all as specified and directed by Engineer - in - Charge.

S & F ductile iron pipe fittings such as bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc spigot socketed or flanged ends type of size upto 150 mm nominal bore conforming to IS-9520/2000 with pressure rating PN-1 (all the fittings shall be coated for rust prevention i.e. external coating zinc rich paint with finishing layer of bituminous as per Annexure - A of IS:9523/2000 and internal lining shall be of cement mortar with seal coat as per Annexure 'B' of IS-9523/2000) complete all as specified and directed by Engineer - in - Charge. Note: (i) Joint and jointing material shall be measured and paid separately. (ii) Excavation and earth work shall be measured and paid for separately

S & F ductile iron pipe fittings such as bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc spigot socketed or flanged ends type of size 200mm to 300mm nominal bore conforming to IS-9520/2000 with pressure rating PN-1 (all the fittings shall be coated for rust prevention i.e. external coating zinc rich paint with finishing layer of bituminous as per Annexure - A of IS:9523/2000 and internal lining shall be of cement mortar with seal coat as per Annexure 'B' of IS-9523/2000) complete all as specified and directed by Engineer - in - Charge. Note: (i) Joint and jointing material shall be measured and paid separately. (ii) Excavation and earth work shall be measured and paid for separately

Taking out 100 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 150 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 200 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Supplying and fixing in repairs sluice valve flanged type rating PN 1.6 size 80mm bore conforming to IS-14846 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing in repairs sluice valve flanged type rating PN 1.6 size 100mm bore conforming to IS-14846 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing in repairs sluice valve flanged type rating PN 1.6 size 150mm bore conforming to IS-14846 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing in repairs sluice valve flanged type rating PN 1.6 size 200mm bore conforming to IS-14846 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing as in repairs non -return sluice valve (reflux) valve flanged type rating PN 1.6 size 80mm bore conforming to IS 5312 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing as in repairs non -return sluice valve (reflux) valve flanged type rating PN 1.6 size 150mm bore conforming to IS 5312 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking up or down steel tubing 100mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking up or down steel tubing 80mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking up or down steel tubing 50mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking up or down steel tubing 40mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking up or down steel tubing 25mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking up or down steel tubing 20mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking up or down steel tubing 15mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

S & F 100mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 80mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 50mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 100mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 80mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 50mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 40mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 25mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 20mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 15mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 50mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 40mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 25mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 20mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 15mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

M&L in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball with minimum weight 142 gm screwed for 15mm bore iron pipe supplied and fixed in repairs complete all as specified and as directed by Engineer-in-charge.

M&L in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball with minimum weight 210 gm screwed for 20mm bore iron pipe supplied and fixed complete all as specified and as directed by Engineer-in-charge.

S & F in repairs ball valves for 25mm bore of pipe, high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe (Minimum Weight – 455 gms) all as specified and directed by Engineer - in - Charge.

S & F in repairs ball valves for 40mm bore of pipe, high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe (Minimum Weight – 690 gms) all as specified and directed by Engineer - in - Charge.

M & L petty repairs to water supply line for removing leakage of CI pipe 80mm bore by burning old lead and making joint leak proof by providing new spun yarn, old lead and additional lead, as required, including earth work complete all as specified and as directed by Engineer-in-Charge.

M & L petty repairs to water supply line for removing leakage of CI pipe 100mm bore by burning old lead and making joint leak proof by providing new spun yarn, old lead and additional lead, as required, including earth work complete all as specified and as directed by Engineer-in-Charge.

M & L petty repairs to water supply line for removing leakage of CI pipe 150mm bore by burning old lead and making joint leak proof by providing new spun yarn, old lead and additional lead, as required, including earth work complete all as specified and as directed by Engineer-in-Charge.

M & L petty repairs to water supply line for removing leakage of CI pipe 200mm bore by burning old lead and making joint leak proof by providing new spun yarn, old lead and additional lead, as required, including earth work complete all as specified and as directed by Engineer-in-Charge.

M & L petty repairs to water supply line for removing leakage/ blockage of GI pipe 20 to 25mm bore by providing gasket/ socket/ tee/ elbow/ bend including washers etc. including earth work as required complete all as specified and as directed by Engineer-in-Charge.

M & L petty repairs to water supply line for removing leakage/ blockage of GI pipe 40 to 50mm bore by providing gasket/ socket/ tee/ elbow/ bend including washers etc. including earth work as required complete all as specified and as directed by Engineer-in-Charge.

M & L petty repairs to water supply line for removing leakage/ blockage of GI pipe 80 to 100mm bore by providing gasket/ socket/ tee/ elbow/ bend including washers etc. including earth work as required complete all as specified and as directed by Engineer-in-Charge.

S & F digital water level indicator including limit switches and connected acessories having degital display DDS 6 of size not less than 150mm, 230 volt AC + 10%, 50Hz, ringing alarm for upper and lower levels, operatable within temperature range of 5 to 50 degree celcius & upto 95% humidity having provision for switches on/off and to reset the alarm complete all as specified and directed, comprising of the following:- (a) MS box made out of CRCA sheet, powder coated with six tank process and having locking arrangement - 02 Nos (One to be installed on OHR / UG sump and second at ground level / in pump house as per site requirement). (b) Corrosion proof resistance transducers complete with polystrine model box with nylon moulded connection strips. (c) Lower and upper level alarm indications through highly sensitive micro switches. (d) Pre adjustable level and alarm actuator.

S&F in replacement copper conductor PVC insulated cable 1100 volts grade, 1.5 Sqmm, 4 core complete all as specified and as directed by Engineer-in-Charge.

Construction of valve pit internal dimensions 60cm x 60cm x 60cm deep from the top of surface including cover of MS sheet 3.15mm thick and angle iron 40mm x 40mm x 6mm with hinges and locking arrangement including painting with two coats of synthetic enamelled paint over a coat of red oxide and grouting to PCC 1:2:4 type B-1, and brick work in CM 1:4, plastering 15mm thick in cement mortar 1:3, foundation concrete 1:3:6 all as per existing pattern and as specified and directed by Engineer - in – Charge. (Earth work shall be measured and paid for separately)

Construction of valve pit internal dimensions 90cm x 90cm x 90cm deep from the top of surface including cover of MS sheet 3.15mm thick and angle iron 40mm x 40mm x 6mm with hinges and locking arrangement including painting with two coats of synthetic enamelled paint over a coat of red oxide and grouting to PCC 1:2:4 type B-1, and brick work in CM 1:4, plastering 15mm thick in cement mortar 1:3, foundation concrete 1:3:6 all as per existing pattern and as specified and directed by Engineer - in – Charge. (Earth work shall be measured and paid for separately)

chahalbuilders

M/s Krishan Aggarwal

PARTAP ENGINEERING WORKS

M/S RAGBIR ENGINEERING SERVICES