CA NO GE(U)/CHM-11/2025-26 ROUTINE MAINTENANCE OF SWIMMING POOL AND OTHER CONNECTED ITEMS UNDER GE (U) CHANDIMANDIR

Amount

Taking up or down CPVC/UPVC/PVC pipes 140/160/250 mm bore including inlet valve removing from site (including all fittings) complete all as specified and as directed.

Supplying and laying of uPVC, Class-III, 6 Kgf per Sqcm, 140 mm inner diameter and laying in wall/ceiling or laying in floor complete all as specified and as directed.

Supplying and laying of uPVC, Class-V, 10 Kgf per Sqcm, 160 mm inner diameter and laying in wall/ceiling or laying in floor complete all as specified and as directed.

Supplying and laying of uPVC, Class-V, 10 Kgf per Sqcm, 250 mm inner diameter and laying in wall/ceiling or laying in floor complete all as specified and as directed.

Supplying and laying as in replacement of 3-layer PP-R of outer dia size 20 mm (Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc. complete all as specified and as directed.

Supplying and fixing as in repair of UPVC Butterfly valve handle type 160 mm Diameters complete all as specified and as directed.

Disconnecting the Electric and pump connection from unserviceable Motor of capacities 12.5 HP, 3 phase 415 volt and transporting to workshop for rewinding the motor dismantling, cutting and removing the burnt windings from the motor, cleaning the core, removing all carbon by chemically and rewinding with existing size/gauge of super enameled/copper wire and other approved insulating materials, heating, drying up, re-assembling, refxing and re-installation at site complete and testing on load complete all as specified and as directed. Note: (i) Required T & P such as chain pulley block and transportation shall be contractor's responsibility and quoted rate shall be deemed to inculde the same. (ii) After assembling, rewinded motor shall be checked for no load current and full load current all as directed. (iii) Replacement of unserviceable parts will be measured and paid in respective items of schedule.

Disconnecting the Electric and pump connection from unserviceable Motor of capacities 10 HP, 3 phase 415 volt and transporting to workshop for rewinding the motor dismantling, cutting and removing the burnt windings from the motor, cleaning the core, removing all carbon by chemically and rewinding with existing size/gauge of super enameled/copper wire and other approved insulating materials, heating, drying up, re-assembling, refxing and re-installation at site complete and testing on load complete all as specified and as directed. Note: (i) Required T & P such as chain pulley block and transportation shall be contractor's responsibility and quoted rate shall be deemed to inculde the same. (ii) After assembling, rewinded motor shall be checked for no load current and full load current all as directed. (iii) Replacement of unserviceable parts will be measured and paid in respective items of schedule.

Supply and fix as in replacement of Ball bearing suitable for 10/12.5 HP motor complete all as specified and as directed by Engineer-in-Charge.

Supply and fix as in replacement of Motor terminal box of sizes for 10/12.5 HP motor complete all as specified and as directed by Engineer-in-Charge.

Supply and fix as in replacement of Shaft key of suitable size for 10/12.5 HP motor complete all as specified and as directed by Engineer-in-Charge.

Disconnecting Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head from its existing foundation bed to the place (inside/outside building) where as directed, dismantling the pump carefully, checking and segregating serviceable and unserviceable parts, cleaning serviceable parts thoroughly by approved method parts like impeller shaft,bearing. Replacing unserviceable parts by new ones as required for pump . Reassembling installing to its existing foundation, commissioning, testing and connecting up including painting the pump with two coats of synthetic enamel paints and marking SM,MES No, or Sl No complete all as directed. Note : Replacement of unserviceable parts will be measured and paid in recpactive tiems.

Supply and fix as in replacement of Ball bearing suitable for Recirculating pump having discharge capacity 125 M³/Hr at 15 mtr head complete all as specified and as directed by Engineer-in-Charge.

Supply and fix as in replacement of Shaft for Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of Shaft key for Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of cast iron Impeller for Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of unserviceable pump shaft sleeve made of gun metal for Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of stuffing box bush for Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of unserviceable check nut for Recirculating pump having discharge capacity 125M³/Hr at 15 mtr head as per manufacturer's design complete all as specified and as directed.

Remetalling of shaft, turning, grinding as per the required size and polishing including provision of neck rings of impellers suitable for 10.00 to 12.5 HP motor pump as per manufacturer's design complete all as specified and as directed.

Disconnecting Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head from its existing foundation bed to the place (inside/outside building) where as directed, dismantling the pump carefully, checking and segregating serviceable and unserviceable parts, cleaning serviceable parts thoroughly by approved method parts like impeller shaft,bearing. Replacing unserviceable parts by new ones as required for pump . Reassembling installing to its existing foundation, commissioning, testing and connecting up including painting the pump with two coats of synthetic enamel paints and marking SM,MES No, or Sl No complete all as directed. Note : Replacement of unserviceable parts will be measured and paid in recpactive tiems.

Supply and fix as in replacement of Ball bearing suitable for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head complete all as specified and as directed by Engineer-in-Charge.

Supply and fix as in replacement of Shaft for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of Shaft key for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of cast iron Impeller for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of unserviceable pump shaft sleeve made of gun metal for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of stuffing box bush for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head as per manufacturer's design complete all as specified and as directed.

Supply and fix as in replacement of unserviceable check nut for Recirculating pump having discharge capacity 140M³/Hr at 10 mtr head as per manufacturer's design complete all as specified and as directed.

Disconnecting the Electric and pump connection from unserviceable Motor of capacities 2.5/3HP, 3 phase 415 volt and transportating to workshop for rewinding the motor dismantling, cutting and removing the burnt windings from the motor, cleaning the core, removing all carbon by chemically and rewinding with existing size/gauge of super enameled/copper wire and other approved insulating materials, heating, drying up, re-assembling, refxing and re-installation at site complete and testing on load complete all as specified and as directed by Engineer-in-Charge. Note: (i) Required T & P such as chain pulley block and transportation shall be contractor's responsibility and quoted rate shall be deemed to inculde the same. (ii) After assembling, rewinded motor shall be checked for no load current and full load current all as directed. (iii) Replacement of unserviceable parts will be measured and paid in respective items.

Supply and fix as in replacement of Ball bearing suitable for Motor of capacities 2.5/3HP complete all as specified and as directed .

Supply and fix as in replacement of Motor terminal box of sizes for Motor of capacities 2.5/3HP complete all as specified and as directed.

Supply and fix as in replacement of Shaft key of sizes for Motor of capacities 2.5/3HP complete all as specified and as directed.

Material & Labour for servicing, greasing of suction sweeper pump including replacement of damaged/worn out Nylon Brushes for Suction Sweeper complete all as specified.

M & L for Repairing/fabrication of Suction sweeper trolly made of MS channel with cuting of rusted part and fitting MS channel by gas welding as required including painting with two coats enamel paint complete and replace Wheel for Suction sweeper trolley = 04 Nos all as directed.

Supply & fixing as in replacement PVC nylon braided helical pipe 40 mm dia aaprox (flexible - as per sample) suitable for suction sweeper and pumping set complete all as approved and as directed.

Supply and fixing as in replacement minimum 30 mm dia twisted nylon rope best quality complete all as specified and as directed as per approved sample.

Supply only algae Brush of 18 inch size and made of metal handle (as per sample) complete all as specified and as directed. Make:- ION EXCHANGE/ CANDY/ AQUANOMICS/ MERAKI

Supply only Curved Brush of 18 inch size and made of ABS and nylon fibre bristles (as per sample) complete all as specified and as directed. Make:- ION EXCHANGE/ CANDY/ AQUANOMICS/ MERAKI

Supply only Leaf Rack with Aluminum Frame (as per sample) complete all as specified and as directed by Engineer-in-Charge. Make:- ION EXCHANGE/ CANDY/ AQUANOMICS/ MERAKI

Supply and fixing as in replacement Telescopic Pole for cleaning of the swimming pool, of 4.8 Mt in length made of Aluminum (as per sample) complete all as specified and as directed by Engineer-in-Charge. Make:- ION EXCHANGE/ CANDY/ AQUANOMICS/ MERAKI

Supply and laying / fixing as in replacement flat 3 core 10 Sqmm multistranded PVC insulated & PVC sheathed copper conductor cable, 1100 volts confirming to IS 694:1990 with ISI marking including connection with motor, starter with appropriate size of copper thimbles including taking out existing unserviceable cable complete all as specified and as directed.

Supply and fixing as in replacement 2.5 Sqmm 3 core PVC sheathed copper conductor cable incl accessories complete all as specified and as directed.

Supply and fix as in replacement foot valve of size 50 mm of PVC material for fixing in suction sweeper along with necessary cutting and grooving all as specified and as directed.

Supply and fix as in replacement Soft Starter for 10/12.5 HP Motor 3 phase, 50 Hz, 415 V, Icl current rating 32 A, with heat sink , internal bypass, supply voltage limits from 195 V to 484 V, phase failure and thermal protection, suitable for 12.5/10 kW motor, complete all as specified and as directed.

Supply and fix as in replacement DOL Starter for 5 HP Motor with easily replaceable heavy duty fixed and moving contacts and coil voltage between 240-440 Volts made up of stainless steel body, complete all as specified and as directed.

Taking out, 200 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carry to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work to sluice valve parts, including replacement of gland packing, rubber sheet, nut, bolt,Spindle ,check nut and washer of existing size complete all as specified and as directed.

Supply and fix as in replacement cast iron flanged sluice valve of 200 mm bore 1.6 PN installed complete with ISI marked (IS-14846) with gun metal spindle and hand wheel including taking down existing sluice valve all as specified and as directed.

Supply and fixing as in replacement 250 mm bore CI double flanged Non return valve class "B' High pressure PN 1:6 ISI marked including bolts, nuts, washer and jointing materials etc complete including taking down existing NRV all as specified and as directed.

Demolition of cement concrete (unreinforced) of any description and in any position below and above ground level complete all as specified and as directed.

M&L for brick with sub class B brick straight or curved on plain exc 6 Mtr mean radius built in cement mortar 1:4 including dismantling of old brick work complete all as directed.

M&L for PCC 1:2:4 type B1 using 20 mm stone aggregate as in copping/support both including necessary form work etc complete all as directed

M&L for rendering 15 mm thick on fair face of brick work in CM 1:4 finished even and smooth complete all as specified and as directed.

M & L for framed work Fe - 410W (Gde E-250) for valve pit chamber cover made of MS equal angle and MS sheet 3 mm thick including welding, cutting, hinges, locking arrangments including painting complete all as specified and as directed.

M&L Cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate for foundations, mass and for repairing to paths/ road & hardstanding etc. including necessary cutting of roads/ paths for passing of pipes and making good the disturbed portion complete all as specified and directed by Engineer – in - Charge.

Supplying, laying, jointing, commissioning and testing as in replacement of ductile iron pressure pipe with socket & spigot ends having ISI marking confirming to IS:8329/2000 in standard lengths of classification K-9 suitable for and including push on rubber tyton (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 & as directed.

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 up to 300 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 as directed by Engineer - in - Charge. Note: (i) Excavation and earth work shall be measured and paid for separately.

Cutting to existing CI/DI pipe line of size 200 mm dia required for repair/replacement of pipe line and insertion of collars/tail pieces, tee etc including dewatering of pit if any complete all as specified and as directed. Note : (i) Fitting will be measured and paid separately under respective items.

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 as directed.

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

Taking down carefully copper /aluminium point wiring (light, fan , socket or power ) complete, fittings such as switches, ceiling roses, pendants, regulators sockets light fitting etc removing materials is the property of contractor given under schedulle of credit and making good disturbed surfaces of walls , floors ,etc.

M &L Point wiring complete with 1100 volts grade PVC insulated unsheathed FRLS cable of copper conductor, multi stranded of size 1.5 sqmm, single core, in and including existing rigid non-metallic PVC conealed conduit, with all accessories if require such as bends,reducers, spacers, saddles, junction boxes bakelite sheets, wooden rectangular boards / round blocks(for housing lamp holders and light fittings etc) and existing MS pressed steel / cast iron sunken boxes of suitable size for mounting switches / bell pushes / sockets, fan regulator etc covered with new 3 mm thick laminated bakelite sheet top cover including continuous earth wire of size 1.5 sqmm unsheated stranded copper conductor with green PVC insulation connected to common earth dolly complete all as specified and as directed for the followings :- (a) One light/fan Point controlled by one single pole one way switch.

Supply and fixing as in replacement LED Bldg Security light fitting 35 Watt 230 V AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete. complete all as specified and as directed.

Supply and fixing as in replacement street light mounting bracket suitable for LED fitting of length 1.20 metre, made out of light grade GI pipe of 40mm bore bent to shape (120 degree) as directed by Engineer-in-Charge complete with two No GI Clamps made to shape out of 50mm x 6mm flat iron, with GI nuts, bolts and washers of suitable size complete all as specified and as directed.

Supply and fixing as in replacement cable PVC insulated sheathed twin core stranderd copper conductor of size 1.5 Sq mm for connection of security /Street lights ISI mark all as specified and as directed.

Supply and fixing as in replacement MCB, TPN, 40 Amps, 10 KA, 415 V, 50 Hz, AC including taking down existing unserviceable MCB of any description complete all as specified and as directed.

Supply and fixing as in replacement 415V 10KA 'C' curve miniature circuit breaker MCB TP 25 To 63 AMP current carrying capacity in the DB complete with connection testing and commissioning all as specified and as directed.

Supply and fixing as in replacement 3 pole power contactor MNX A-1 Ith =10A, i.e. Ue - 415 V, Ie - 4A, AC -15 suitable for Starter complete all as specified and directed.

Supply and fix in replacement 3 pole power contactor ATS01N232QN IEC/EN 60947-4-2 index IcI = 32 AC53b, frequency 50/60 Hz suitable for plant make as per Appx 'B' complete all as specified and directed.

Supply and fixing as in replacement HRC Fuses bolted type 50 A, 415 V, 8 kA as per site complete all as specified and directed.

Supply & Fixing Switch piano flush type single pole one way 5/6 Amp complete all as directed.

M & L as in replacement earthing complete with galvanized steel plate electrode 600 mm x 600 mm x 6 mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level), with top edge of the plate not less than 1.50 m below ground level, connected with and including GI /Steel 25 mm x 4 mm earth lead strip by means of bolts, nuts, check nuts & washers of galvanized iron / steel complete all as shown in electrical plate No 5 of MES Schedule Part-I and connected to earthing test point all as specified or indicated and testing on completion as directed by Engineer-in-Charge including excavation and earth work in any type of soil, funnel, plain cement concrete (1 :3:6) type C-1 Chamber, precast reinforced cement concrete (1:2:4) type B-1 pit cover of appropriate size with and including steel reinforcement, of thickness 50 mm, charcoal, common salt including protection of earthing strip by and including 40 mm bore galvanized steel tubing, medium grade and 20 mm bore galvanized steel tubing, medium grade pipe for watering complete all as specified as shown on drg /plates as indicated and as directed including dismantling existing earthing and removing demolished materials outside the MoD land as directed.

Notes :- (a) RCC pit cover shall be precast with cement concrete 1:2:4 type B1 reinforced with 8 mm dia TMT steel bars @ 100mm c/c bothways. (b) Earth lead 25 mm x 4 mm of galvanised iron / steel protected with 40mm bore GI pipe shall be provided upto a length of 7.50 metre.

M & L 25 mm x 4 mm GI strip with saddles and fixing screws etc. for earth continuity/ main earthing/ roof conductors/ loop earthing and down conductors above/ burried in ground/ on poles with insulators/ wall / drawn in pipe or in any other situation including riveting, soldering or brazing of jointing including taking down old unserviceable strip complete all as specified and as directed.

Supply & Fixing as in replacement Rigid non-metallic PVC conduit of external dia 32 mm exclusive of boxes (junction/terminal) but inclusive of all tees, bends,elbows, reducers, bellmouth tube ends and fixing accessories such as couplers, locknuts, saddles, pipehooks etc. where required, complete all as specified and directed.

Supplying and laying synthetic Rubber insulated mats 2 mm thick for voltage upto 3.3 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m.

Supplying and fixing only PVC handle for Butterfly valve 160 mm Diameters complete all as specified and as directed.

M/S Gupta and Sons (BID ID -3371011)

WR Traders (BID ID -3371312)