GE(U)/CHM-26/2023-24 MISC REPAIR OF SEWAGE AND TREATED WATER PUMP HOUSE UNDER GE(U) CHANDIMANDIR

Amount

M & L for pumping out of STP water from the 50,000 gallons capacity under ground sump by means of suitable pumping set of appropriate capacity and thorough cleaning of the sump by rubbing, scrapping the surfaces and taking out all the foreign materials, silt, mud, sludge etc from the sump including vegitation from the unit and disposing off at low laying area, distance not less than 500 mtrs and applying two coats of white wash on the entire internal surfaces complete all as specified and directed.

All as per item srl no. 01 here-in-before but of capacity 45,000 gallons capacity.

All as per item srl no. 01 here-in-before but of capacity 40,000 gallons capacity. Note for Ser No- 01 to 03:- (a). Necessary T&P , pumping set, pipes etc shall be arranged by the contractor. Required safety equipments such as hand gloves, headgears, masks, gum boots, oxygen gas cylinders etc shall also be arranged by the contractor. Labour trained in cleaning of sewerage sumps shall only be deployed to carry out the above job. Entire responsibility for safety of the deployed labour shall be of the contractor and deptt shall not be responsible for any mishappening or any type of loss occured during the execution of above job. Unit rate quoted shall be deemed to include the cost of all the above factors and no extra payment shall be made for the same. (b) Writing in bold letter date of cleaning on outside surfaces of UG sump so that distantly visible of STP capacity.

Disconnecting electrically and mechanically & taking out from the sewerage water well, submersible type, non clog pump sets of capacity 15/30 HP by means of chain pulley blocks of suitable capacity complete with column pipes, cables, supporting chain etc to carry out necessary repairs complete all as specified and directed. Notes:- (a) Depth of the well is appx 12 Mtrs. (b) Necessary repairs shall be measured and paid separately however cleaning and oiling/ greasing is included in the rates quoted by the contractor.

Lowering of the repaired submersible type non clog pump sets of capacity 15/30 HP by means of chain pulley blocks of suitable capacity complete with column pipes, cables, supporting chain etc into the sewerage water well and connecting electrically and mechanically incl testing for proper working complete all as specified and directed. Note:- Depth of the well is appx 12 Mtrs.

Disconnecting the electric motor from the non clog type submersible sewage pump, shifting to workshop, dismantling the defective 30 HP 3 phase 415 volts submersible type motor of any make for removing the burnt out windings from the stator , cleaning the slots of the stator properly, rewinding of stator with best quality PVC isulated copper winding wire of appropriate gauge all as per existing incl all insulating materials, tapes, PVC sleeves, connecting leads with sleeve etc and cleaning of rotor assembly with soft cloths, reassembling the electric motor, shifting back to the site, reconnecting with the pump and testing for proper working complete all as specified and directed.

All as per item Srl No 06 here-in-before but 15 HP capacity

Dismantling the 30 HP capacity sewage water non clog submersible pump set of any make , repairing by replacement of pump shaft, GM neck rings, pump impeller, water seals/ impeller keys, lock nut, thrust block , gaskets and reassembling the same,shifting back to site and testing for satisfactory working complete all as specified and directed.

All as per item Srl No 08 here-in-before but 15 HP capacity

10. Disconnecting electrically and mechanically centrifugal pump set of capacity 20/25/30 HP and taking down from the existing PCC foundation and refixing the same at the original postion after repairing of PCC foundation incl reconnecting electrically and mechanically and testing for proper working complete all as specified and directed. Note:- Repairing of PCC foundation shall be measured and paid separately.

All as Item Srl No. 10 here-in-before but capacity 40/50 HP

All as Item Srl No. 10 here-in-before but capacity 60/75 HP

Dismantling the existing suction lines and delivery lines by cutting/removing the rusted nuts & bolts of 20 HP pump sets of size 100/150 mm dia including all fittings/ valves etc, taking out from the under ground sewage pump house and cleaning properly internally with wire brushes/ iron rods etc to clear any blockage, refixing the same and testing for proper working incl all nuts/bolts/gaskets etc and painting with two coats of black bituminous paint complete all as specified and directed. (Appx. length of suction and delivery pipe lines is 20 RM) Note:- Under ground sewage pump house at a depth of appx 12 mtrs. Necessary T&P, required safety equipments such as hand gloves, headgears, masks, gum boots, oxygen gas cylinders etc shall also be arranged by the Contractor. Entire responsibility for safety of the deployed labour shall be of the Contractor and deptt shall not be responsible for any mishappening or any type of loss occured during the execution of above job. Unit rate quoted shall be deemed to include the cost of all the above factors and no extra payment shall be made for the same.

Disconnecting electrically from power supply and mechanically from the pump, taking down the defective 20 HP 3 phase 415 volts squirrel cage induction electric motor of any make from the foundation and dismantling the same for removing the burnt out windings from the stator, cleaning the slots of the stator properly, rewinding of stator with best quality super enamelled copper winding wire of appropriate gauge all as per existing incl all insulating materials, varnishing & drying properly , connecting leads sleeve insulated up to terminal block and connections, cleaning of rotor assembly with soft cloths, reassembling the electric motor, shifting back to the site, refixing on the foundation and reconnecting electrically & mechaniclly, testing for proper working complete all as specified and directed. Note:- (a) Required T&P and transportation shall be arranged by the contractor and unit rate quoted shall be deemed to incl the cost of the same. (b) Ball bearings, as required, shall be measured and paid separately as supply only.

All as per item Srl No 14 here-in-before but 25 HP capacity.

All as per item Srl No 14 here-in-before but 30 HP capacity.

All as per item Srl No 14 here-in-before but 50 HP capacity.

All as per item Srl No 14 here-in-before but 60 HP capacity.

All as per item Srl No 14 here-in-before but 75 HP capacity.

Supply only ball bearings for DE/NDE suitable for 20 HP 3 phase 415 volts squirrel cage induction motor of any make approved by GE complete all as specified and directed.

All as per item Srl No 20 here-in-before but for 25 HP

All as per item Srl No 20 here-in-before but for 30 HP

All as per item Srl No 20 here-in-before but for 50 HP

All as per item Srl No 20 here-in-before but for 60 HP

All as per item Srl No 20 here-in-before but for 75 HP

Disconnecting the defective 20/25/30 HP centrifugal pump from the electric motor and suction/delivery pipe lines, taking down from the foundation, shifting the pump to city workshop for repairing/servicing, dismantling the pump complete, replacment of defective parts as required, cleaning of all the parts incl lubrication/greasing etc, reassembling and shifting back to original site, reinstalling and making all connections incl testing for satisfactory working complete all as specified and directed. Note:- Spare parts shall be measured and paid separately under respective item as supply only. New joints of suction/delivery lines shall be measured and paid separately.

Supply only the following items suitable for 20/25 HP pump of any make approved by GE complete all as specified and directed:-

Ball bearings for DE/NDE

Gun metal sleeves for pump shaft

SS key set for pump shaft

Check nut

Water seal

CI stuffing box gland set

Gasket set

CI impeller as per manufacturer's design and dimensions

Re-metalling, turning, grinding, polishing etc of the main pump shaft of 20 HP capacity pump of any make approved by GE to match all the dimensions with the original complete all as specified and directed.

All as per item No 28 here-in-before but 25 HP capacity.

All as per item No 28 here-in-before but 30 HP capacity.

Supply only the following items suitable for 30 HP pump of any make approved by GE complete all as directed:-

Ball bearings for DE/NDE

Gun metal sleeves for pump shaft

SS key set for pump shaft

Check nut

Water seal

CI stuffing box gland set

Gasket set

CI impeller as per manufacturer's design and dimensions

Disconnecting the defective 50/60/75 HP centrifugal pump from the electric motor and suction/delivery pipe lines, taking down from the foundation, shifting the pump to city workshop for repairing/servicing, dismantling the pump complete, replacement of defective parts as required, cleaning of all the parts incl lubrication/greasing etc, re-assembling and shifting back to original site , re-installing and making all connections incl testing for satisfactory working complete all as specified and directed. Note:- Spare parts shall be measured and paid separately under respective item. New joints of suction/delivery lines shall be measured and paid separately.

Re-metalling, turning, grinding, polishing etc of the main pump shaft of 50 HP capacity pump of any make to match all the dimensions with the original complete all as specified and directed.

Supply only the following items suitable for 50 HP pump of any make approved by GE complete all as specified and directed:-

Ball bearings for DE/NDE

Gun metal sleeves for pump shaft

SS key set for pump shaft

Check nut

Water seal

CI stuffing box gland set

Gasket set

CI impeller as per manufacturer's design and dimensions

Re-metalling, turning, grinding, polishing etc of the main pump shaft of 60 HP capacity pump of any make approved by GE to match all the dimensions with the original complete all as specified and directed.

Supply only the following items suitable for 60 HP pump of any make approved by GE complete all as specified and directed.:-

Ball bearings for DE/NDE

Gun metal sleeves for pump shaft

SS key set for pump shaft

Check nut

Water seal

CI stuffing box gland set

Gasket set

CI impeller as per manufacturer's design and dimensions

Re-metalling, turning, grinding, polishing etc of the main pump shaft of 75 HP capacity pump of any make approved by GE to match all the dimensions with the original complete all as specified and directed.

Supply only the following items suitable for 75 HP pump of any make approved by GE complete all as specified and directed.

Ball bearings for DE/NDE

Gun metal sleeves for pump shaft

SS key set for pump shaft

Check nut

Water seal

CI stuffing box gland set

Gasket set

CI impeller as per manufacturer's design and dimensions

M&L as in repairs cable terminal block with brass nuts/ bolts/ washers along with cover suitable for 20/25 HP 3 phase 415 volts 50 Hz star delta connected AC induction motor of any type complete.

All as per item srl No 39 here-in-before but 30 HP

All as per item srl No 39 here-in-before but 50 HP

All as per item srl No 39 here-in-before but 60 HP

All as per item srl No 39 here-in-before but 75 HP

S&F as in replacement MCCB 4 pole with neutral link 160 Amp 25 KA fixed thermal & magnetic setting including fixing in existing panels complete all as specified and dirrected.

S&F as in replacement MCCB 4 pole with neutral link 200 Amp 25 KA fixed thermal & magnetic setting including fixing in existing panels complete all as specified and dirrected.

S&F as in replacement MCCB 4 pole with neutral link 320Amp 25 KA fixed thermal & magnetic setting including fixing in existing panels complete all as specified and dirrected.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth and n.exc 10 sqm on plan for foundation etc or for laying pipe lines and cables etc and getting out as in any type of soil complete all as specified and dirrected.

Returning, filling in including spreading leveling, watering and well ramming in layer not exceeding 25 cm in any type soil, complete all as specified and directed.

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

Taking out CI//DI/MS pipe any type including fittings with spigot and socketed end centrifugally cast laid in trenches of following sizes :-

80mm bore

100 mm bore

150 mm bore

200 mm bore

250mm bore

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 100 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 including rubber tyton joints and testing the joints with required water pressure complete all as specified & directed. Note:- (a) Excavation, earth works and joints CI/DI specials shall be measured and paid for separately.

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 150 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 including rubber tyton joints and testing the joints with required water pressure complete all as specified & directed. Note:- (a) Excavation, earth works and joints CI/DI specials shall be measured and paid for separately.

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 200 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 including rubber tyton joints and testing the joints with required water pressure complete all as specified & directed. Note:- (a) Excavation, earth works and joints CI/DI specials shall be measured and paid for separately.

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 250 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 including rubber tyton joints and testing the joints with required water pressure complete all as specified & directed. Note:- (a) Excavation, earth works and joints CI/DI specials 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 for pipes upto 150 mm bore spigot socketed or flanged ends type, confirming 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. Note:- (i) Rubber gasket/ tyton Joints for fittings 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 for pipes upto 200 to 300 mm bore spigot socketed or flanged ends type, confirming 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. Note:- (i) Rubber gasket/ tyton Joints for fittings shall be measured and paid separately. (ii) Excavation and earth work shall be measured and paid for separately

Taking out old UNSV Sluice valve & Supply and fix ductile iron flanged sluice valve of class 1.6 PN installed complete with ISI marked (IS-14846) with gun metal spindle and hand wheel all as specified and directed by EIC of following size

80mm dia

100 mm bore

150 mm bore

200mm bore

250 mm bore

Supplying, laying, jointing and testing of HDPE straight pipes for sewerage applications having nominal dia 160 mm in standard lengths not less than 5.0 metres, with co-extruded copper wire as per IS 14333 : 1996, PN-6 pressure rating with a maximum permissible working pressure of 0.6 MPa, Minimum Required Strength not less than 6.3 MPa at 20 degree celcius, Wall thickness not less than 14.6 mm and not exc. 16.2 mm, alongwith necessary fittings viz bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc, including testing the joints with required water pressure complete all as specified & directed. Notes: (i) The quoted rates shall be deemed to be inclusive of jointing the pipes with electrofusion welding and cost of sealant used. The rates shall also be inclusive of all the necessary fittings required at site. (ii) Excavation and earth works shall be measured and paid for separately.

Supplying, laying, jointing and testing of HDPE straight pipes for sewerage applications having nominal dia 200 mm in standard lengths not less than 5.0 metres, with co-extruded copper wire as per IS 14333 : 1996, PN-6 pressure rating with a maximum permissible working pressure of 0.6 MPa, Minimum Required Strength not less than 6.3 MPa at 20 degree celcius, Wall thickness not less than 14.6 mm and not exc. 16.2 mm, alongwith necessary fittings viz bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc, including testing the joints with required water pressure complete all as specified & directed. Notes: (i) The quoted rates shall be deemed to be inclusive of jointing the pipes with electrofusion welding and cost of sealant used. The rates shall also be inclusive of all the necessary fittings required at site. (ii) Excavation and earth works shall be measured and paid for separately.

Supplying, laying, jointing and testing as in repairs of HDPE straight pipes for sewerage applications having nominal dia 63 mm in standard lengths not less than 5.0 metres, with co-extruded copper wire as per IS 14333 : 1996, PN-6 pressure rating with a maximum permissible working pressure of 0.6 MPa, Minimum Required Strength not less than 6.3 MPa at 20 degree celcius, Wall thickness not less than 14.6 mm and not exc. 16.2 mm, alongwith necessary fittings viz bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc, including testing the joints with required water pressure complete all as specified & directed. Notes: (i) The quoted rates shall be deemed to be inclusive of jointing the pipes with electrofusion welding and cost of sealant used. The rates shall also be inclusive of all the necessary fittings required at site. (ii) Excavation and earth works shall be measured and paid for separately.

Taking down old rusted valve pit frames , sheet covers, railings etc complete all as directed.

Material and labour for MS framed work such as grills, valve pit frames, fencing post ,walk ways railings, frame work of water tank and similar work confirming to Fe-290 Gde E-165 etc with angle irons, channels etc complete all as specified and directed .

Demolition of cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided for (foundation of pump sets) including disposal of unserviceable material complete all as specified and as directed.

M&L for PCC 1:2:4 type B-1 using 20mm graded stone aggregate for pump set foundations etc, including necessary form work complete all as specified and directed.

Demolition of brick work built in cement mortar including all quoins, arches, piller etc complete all as specified and directed.

M&L for brick work with sub class ‘B’ bricks, straight or curved on plan to exceeding 6m mean radius, built in 1:4 cement mortar complete all as specified and directed

M&L for 10mm thick rendering in cement mortar 1:4 on fair faces of brick wall or concrete surface finished even and smooth without using extra cement complete all as specified and directed.

M&L for PCC 1:4:8 type D-2 using 40mm graded stone aggregate for lean concrete etc, including necessary form work and demolition complete all as specified and directed.

M&L for clearing of pump house area by digging out bushes, shrubs , wild grass etc and levelling the surface complete all as directed.

M&L foundation bolts 600 mm long for pump sets made from 20 mm dia MS rod duly threaded at top upto 200 mm length with and including two MS nuts and 3 mm thick washers complete all as directed.

S&F in replacement, waterproof light fitting, IP-68 , Green colour, aluminium body, LED 10 W complete all as specified and as directed.

S&F in replacement, waterproof light fitting, IP-68 , RGB colour, aluminium body, LED 10 W complete all as specified and as directed.

S&F in replacement, waterproof light fitting, IP-68, RGB colour, Stainless Steel body, LED 10 W complete all as specified and as directed.

S&F in replacement, waterproof light fitting, IP-68, Red colour, Stainless Steel body, LED 10 W complete all as specified and as directed.

M&L as in replacement, stainless steel pipe, 54 mm dia, grade 304 and circular in shape and having provision of fixing nozzles 15 mm with threads as directed for fountain including welding work and including connecting work requirement complete all as specified and directed.

S&F, in replacement, of brass nozzle adjustable type of 15 mm dia, interior thread complete all as directed.

S&F in repair star delta ML-04 starter suitable for 10 HP capacity motor in sheet steel enclosure complete all as specified and directed.

S&F in repair Star Delta ML-04 starter suitable for 15 HP capacity motor in sheet steel enclosure complete all as specified and directed.

Material & Labour for rubber ring tyton push joints ISI marked suitable for spigot & socketed ends DI pipe and fittings for size upto 100 mm bore as per IS: 5382 with jointing material complete all as specified and directed.

Material & Labour for rubber ring tyton push joints ISI marked suitable for spigot & socketed ends DI pipe and fittings for size upto 150 mm bore as per IS: 5382 with jointing material complete all as specified and directed.

Material & Labour for rubber ring tyton push joints ISI marked suitable for spigot & socketed ends DI pipe and fittings for size upto 200 mm bore as per IS: 5382 with jointing material complete all as specified and directed.

Material & Labour for rubber ring tyton push joints ISI marked suitable for spigot & socketed ends DI pipe and fittings for size upto 250 mm bore as per IS: 5382 with jointing material complete all as specified and directed.

M/s Friends Engineering Works