Repair / replacement of external water supply pipe lines, pump sets and other connected items at Malad, Kandivali and Marve under GE North Mumbai

Amount

Excavation in trenches, not exceeding 1.50 m wide and not exceeding 1.5 m in depth, for foundation, cable trenches etc, not exceeding 10 sqm on plan and getting out soft / loose soil complete all as specified and as directed by Engineer-in-Charge.

Returning, filling in including spreading, levelling, watering and well ramming in layer not exceeding 25cm in soil complete all as specified and as directed by Engineer-in-Charge.

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

Taking up old unserviceable Cast Iron water mains 80/100/150 mm dia including all fittings, with spigot and socket ends and lead joints including burning out joints and lead complete all as specified and as directed by Engineer-in-Charge

Material and labour for cutting of CI / DI pipe upto 150 mm bore and reducing to required length in position complete with insertion of new Tee, tail pieces, reducers valves etc and including necessary earth work complete all as specified and as directed by Engineer-in-Charge. Note: Specials such as Tee, tail pieces, reducers valves etc will be measured and paid separately.

Supply, lay and jointing new Ductile iron pipe of 100mm bore, spigot and socket ends, Class K-7 with suitable for push on joint and centrifugally applied cement mortar levelling inside and zinc coating with bituminous finish on outside of the pipe conforming to IS-8329 of 2000 in any length, laid in trenches in proper alignment etc complete all as specified and as directed by Engineer-in-Charge Note: Joints, specials such as bends/tappers/tee/cross of any type and size and earth work excavation will be measured and paid separately. Make: Tisco / Electro Steel / Kesoram / Lanco / Jindal / Kalinga / Kapilansh.

All as per item No. 06 described here-in-before but 150mm bore pipe

Supply, fix and jointing steel water tubing medium grade, galvanised iron with all fittings such as Tees, elbows, sockets, bends, unions, short pieces, nipples, brass nuts and diminishing pieces complete all as per IS 1239, fixed to wall / ceiling or laid in floor / in trenches with suitable size GI clamps including taking down existing GI pipe and making good disturbed surfaces as per existing surfaces complete all as specified and as directed by Engineer-in-Charge for following sizes: Make: Tata / Jindal / Surya Prakash / Zenith

80mm bore GI pipe

50mm bore GI pipe

40mm bore GI pipe

25mm bore GI pipe

Supply and fix in repairs gun metal gate valves with iron wheel head, screwed both ends for iron pipes, ISI marked and fixed with suitable size of new union of following size etc complete all as specified and as directed by Engineer-in-Charge. Make : Leader/Zoloto/Seiko/Sant/ Essco/Prayag

50mm dia

40mm dia

25mm dia

Supply, fix, joint and testing Cast Iron Sluice Valve heavy duty, with stainless steel spindle, PN 1.6 with iron wheel head jointing, coupling both ends for cast iron pipes including nuts, bolts, rubber gaskets etc including taking down old unserviceable Sluice valve complete all as specified and as directed by Engineer-in-charge for following sizes: Make: Kirloskar / Kartar / Upadhaya / Leader / Venus / L & T (audco)

150mm dia

100mm dia

80mm dia

Supply and fix cast iron body non return valve 100mm dia ISI marked, flanged both ends SIR-05 RV, including necessary fixing arrangements, jointing materials including taking down existing etc complete all as specified and as directed by Engineer-in-Charge. Make: Zoloto / Leader / Venus / Kartar / Kirloskar / Jindal

Material and labour for dismantling the unserviceable existing valve chamber and construction of new valve chamber including necessary excavation and earth work in any type of soil, PCC foundation (1:3:6) type C-2, using 40mm graded stone aggregate as in base concrete 100mm thick, 15cm offset, 230mm thick brick work in CM 1:6 with 10 mm thick rendering internally and 15 mm thick externally in CM 1:4, 50mm thick PCC 1:2:4 type B1 as in coping, 6 mm thick MS cover with hinges and locking arrangement, fixed to angle iron frame made out of 40 x 40 x 6 mm MS angles complete with two coats of synthetic enamel paint over one coat of red zinc chrome primer on all metal surfaces & three coats of white wash on all plastered surfaces of valve chambers including dismantling of unserviceable valve chamber with rusted MS cover without disturbing the existing pipeline etc complete all as specified & directed by Engineer -in-Charge for the following sizes:

1300mm x 1300mm x 600mm ( Internal size)

1100mm x 1100mm x 600mm ( Internal size)

900mm x 900mm x 600mm ( Internal size)

Material and labour for cleaning of under mentioned RCC underground water storage tank of capacity 50000 Gallons of any description located at Kandivali P/H & Malad P/H and in any position comprising of the following seven stage cleaning and sterilization of water tanks through bacteriological treatment including painting MS plates, manhole covers, suction pipes, rungs, etc. with two coats of anticorrosive paint and writing outside the tank as TANK CLEANED on_______and capacity _______ on black painted surface including removing all dirt outside land to a distance exceeding 50 mts complete all as specified and as directed by Engineer-in-Charge:- (a) First stage is drain out the water by using exit valve or own high capacity dewatering system or any other suitable method as approved by Engineer-in-Charge. (b) Second stage is cleaning all the algae formation inside the tank by using TERBAC G10 a laboratory tested branded chemical of the company and scrubbing the walls of the tanks. (c) Third stage is fresh water cleaning by high speed jet pump with pressure 5 PSI.. (d) Fourth stage and first bacteria screening is Sterilization by using TERBAC-G5 a Laboratory certified branded halogen compound, test certificate of TERBAC-G5 from government laboratory mentioning suitability for sterilization should be submitted to the office before using for sterilization . (e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleaner. (f) Sixth stage is the second bacteria screening and sterilizing method by using ultra violet ray Ejector covering 360 degree with in the tank and kills all suspended bacteria. (g) Seventh Stage of cleaning and third bacteria screening is to sterilize the floor of the water tank by using laboratory certified of Terbac G65/INOXI-60, NB-69 from Government laboratory mentioning suitability for sterilization should be submitted to Engineer-in-Charge before using for sterilization Note: The unit quoted rate shall deemed to include for provide gas mask to the labour during execution of work

All as per item No. 13 described here-in-before but 15000 Gallons capacity

Material and labour for cleaning of under mentioned RCC overhead water storage tank of capacity 50000 Gallons of any description located at Kandivali P/H & Malad P/H and in any position comprising of the following seven stage cleaning and sterilization of water tanks through bacteriological treatment including painting to MS plates, manhole covers, suction pipes, rungs, etc. with two coats of anticorrosive paint, replacement of new GI wire of ventilators of the tank and writing outside the tank as TANK CLEANED on_______and capacity _______ on black painted surface including removing all dirt outside land to a distance exceeding 50 mts complete all as specified and as directed by Engineer-in-Charge:- (a) First stage is drain out the water by using exit valve or own high capacity dewatering system or any other suitable method as approved by Engineer-in-Charge. (b) Second stage is cleaning all the algae formation inside the tank by using TERBAC G10 a laboratory tested branded chemical of the company and scrubbing the walls of the tanks. (c) Third stage is fresh water cleaning by high speed jet pump with pressure 5 PSI.. (d) Fourth stage and first bacteria screening is Sterilization by using TERBAC-G5 a Laboratory certified branded halogen compound, test certificate of TERBAC-G5 from government laboratory mentioning suitability for sterilization should be submitted to the office before using for sterilization . (e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleaner. (f) Sixth stage is the second bacteria screening and sterilizing method by using ultra violet ray Ejector covering 360 degree with in the tank and kills all suspended bacteria. (g) Seventh Stage of cleaning and third bacteria screening is to sterilize the floor of the water tank by using laboratory certified of Terbac G65/INOXI-60, NB-69 from Government laboratory mentioning suitability for sterilization should be submitted to Engineer-in-Charge before using for sterilization Note: The unit quoted rate shall deemed to include for provide gas mask to the labour during execution of work

All as per item No. 15 described here-in-before but 10000 Gallons capacity at Marve P/H

Material and labour for repairs and servicing to monoblock/Centrifugal pump set including dismantling and opening at workshop, replacement of defective impeller, lock key, remetaling of SS shaft cutting grinding, replace the worn out bearing, rubber coupling, gasket 3 mm thick, glands packing, stuffing box, mechanical seal and rusted nut, bolts etc assembling properly, greasing all movable parts, fixing in position, testing and commissioning all as directed for the following HP pumps parts, fixing in position, testing and commissioning all as directed for the following HP pumps Note: Expendable items like cotton waste, cleaning materials, lubricants, machining and transportation from site to workshop & back are deemed to be included in rate quoted.

25 HP pumps

7.5 HP pumps

Material and labour for dismantling Monoblock/Centrifugal electric motor of 415 volts, 25 HP capacity including removing of electric connection from its position carefully and transporting the same to the work shop for rewinding of motor (both stator and rotor) with super enamelled copper wire of same size with existing motor of pump set and including replacement of worn-out bearings as required including connecting the existing electric cable etc., testing & commissioning for satisfactory functioning etc complete all as specified and as directed by Engineer-in-Charge.

Material and labour for dismantling Monoblock/Centrifugal electric motor of 415 volts, 7.5 HP capacity including removing of electric connection from its position carefully and transporting the same to the work shop for rewinding of motor (both stator and rotor) with super enamelled copper wire of same size with existing motor of pump set and including replacement of worn-out bearings as required including connecting the existing electric cable etc., testing & commissioning for satisfactory functioning etc complete all as specified and as directed by Engineer-in-Charge.

Material and labour for Painting of motor pump base discharge line and suction line complete with all accessories including panel board, scrapping thoroughly existing corroded paint and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed by Engineer-in-Charge.

Material and labour in repair Earthing complete with Galvanised steel earth plate electrode 60 cm x 60 cm x 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of earth the plate not less than 1.5 metres below normal ground level, connected to plate with GI earth strip 25 x 4mm, 7.5 m long from earth point to test point and other end connected to control board / panel / equipment, laid under floors/plinths or fixed on walls or concealed in wall etc by means of bolts, nuts, check nuts and washers made out of galvanised iron or steel with provision of charcoal & common salt packed upto minimum 150 mm all around the earth plate and protected by 32 mm bore light grade galvanised iron pipe complete all as shown in electrical plate No.3 of MES schedule Part I, 2009 with PCC pit in PCC 1:2:4 type B1 using 20 mm graded stone aggregate, MS angle iron frame of size 50mm x 50mm x 5mm, cast iron cover with locking arrangements, GI 20 mm bore medium grade pipe and CI funnel with wire mesh for watering arrangement including necessary excavation and earth work in any type of soil/strata & testing complete all as specified and as directed by Engineer-in-Charge.

Material and labour in repair Earthing complete with Galvanised steel earth plate electrode 60 cm x 60 cm x 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of earth the plate not less than 1.5 metres below normal ground level, connected to plate with GI earth wire 4mm dia, 7.5 m long from earth point to test point and other end connected to control board / panel / equipment, laid under floors/plinths or fixed on walls or concealed in wall etc by means of bolts, nuts, check nuts and washers made out of galvanised iron or steel with provision of charcoal & common salt packed upto minimum 150 mm all around the earth plate and protected by 32 mm bore light grade galvanised iron pipe complete all as shown in electrical plate No.3 of MES schedule Part I, 2009 with PCC pit in PCC 1:2:4 type B1 using 20 mm graded stone aggregate, MS angle iron frame of size 50mm x 50mm x 5mm, cast iron cover with locking arrangements, GI 20 mm bore medium grade pipe and CI funnel with wire mesh for watering arrangement including necessary excavation and earth work in any type of soil/strata & testing complete all as specified and as directed by Engineer-in-Charge.

Supply and fix swing type Foot Valve 50mm dia conforming to IS 4038 and PN 2.0 shall be swing type rigid sturdy design with minimum loss of head across the valve including necessary fixing arrangements including taking down complete all as specified and as directed by Engineer-in-Charge. Make: Kirloskar / Normex / Kartar

Supply and fix swing type Foot Valve 150mm dia conforming to IS 4038 and PN 2.0 shall be swing type rigid sturdy design with minimum loss of head across the valve including necessary fixing arrangements including taking down complete all as specified and as directed by Engineer-in-Charge. Make: Kirloskar / Normex / Kartar

Supply and fix in repairs fully automatic star delta starter suitable for 25 HP motor type MN-25FASD with MPR 200nx electric motor protection relay 16 Amps to 22 Amps range complete all as specified and as directed by Engineer-in-charge. Make: L& T / Havells / Legrand / Schneider / Siemens / ABB

Material and labour for repairing by welding of DI/CI pipe line of any size up to 150mm dia at various locations to prevent leakage of water by welding of flanged / sockets / collars, ferrule or at the joints of including GP Joint, T joint, sluice valves / air release valve / non return valves or damaged pipeline etc., including necessary excavation and returning and filling and making disturbed surface good complete all as specified and as directed by Engineer-in-Charge

Material and labour for cutting the existing road / hard standing etc of any description of surfaces and excavation in trenches 45cm wide and depth not less than 45cm for passing of GI pipe and making good the disturbed surface filled with excavated material and top 200mm depth with PCC 1:3:6, type C1 using 20mm graded stone etc complete all as specified and as directed by Engineer-in-Charge

Material and labour for repair to taking down the existing Aviation obstruction light and replacing new LED obstruction light fixed on top of OHT with necessary fixing arrangement and providing PVC insulated three core flexible on surface of water tank upto control MCB enclosure with MCB SPN 6Amps all as specified and directed by Engineer-in-Charge as per Make : Cat No SZPALMX-2 of Shakti, or equivalent to CG, Bajaj

Material and labour for repairing by welding of GI pipe line of any size up to 80mm dia at various locations to prevent leakage of water by welding of flanged / sockets / collars, ferrule or at the joints of including GP Joint, T joint, sluice valves / air release valve / non return valves or damaged pipeline etc., including necessary excavation and returning and filling and making disturbed surface good complete all as specified and as directed by Engineer-in-Charge

Material and labour for removing existing old unserviceable water meter and supply, fix and testing new water meter of size 100mm (4") industrial type, super dry dial, helix turbine type removable mechanism and works on magnetic drive, class 'B' with flanged ends including CI collar with flange, suitable hexagonal bolts, nuts with rubber gasket and fasteners etc complete all as specified and as directed by Engineer-in-Charge. Note: The rates includes testing meter to concern BMC Office and test report shall be submitted by the contractor to Dept. before installing new meter. Make: Kranti / Captan / Anand - Zenner / Kaycee / Fedrel

Supply and fix in repairs water pressure gauge of the range 0 to 10kg/cm2 complete all as directed by Engineer-in-Charge.

Taking down / disconnecting the existing unserviceable submersible pump starter and replace with new submersible starter of capacity 5.0 HP, single phase, including making electric connection etc complete all as specified and as directed. Make : L&T

Material and labour for star delta starter 7.5 HP 3 Phase with single phase protection relay including taking down existing etc complete all as directed. Make BCH/L&T/Schneider

Supply and fix centrifugal pump set 3 phase, 415 volts, 10 HP, 7.5 KW capacity with 80mm suction and 65mm dia delivery having discharge capacity 17 ltr/sec at 30 mtr head complete with cast iron / MS base plate complete all as specified and directed. Make Kirloskar model No KDS-1040+ or equivalent KSB/JYOTI / Beacol.

Material and labour Drilling and fixing teflon nozzles in RCC members such as RCC overhead reservoir / underground sump, including drilling holes (drilling 12 mm dia, 40mm deep holes in structural members at the intervals of 600mm c/c in staggered manner or as directed by Engineer-in Charge in RCC structure elements and cleaning the holes (to clean the holes by air blower prior to fixing nozzles) and fixing of nozzles to insert 12mm dia teflon nozzles in cleaned holes external end of nozzles to be machined to receive outlet of grouting gun and fixing it inside the holes by applying thixotropic epoxy putty to ensure complete sealing and curing the system for minimum 12 hrs and cutting of nozzles to cut the nozzle by chisel after completion of grouting without damaging structural elements etc complete all as specified and as directed by Engineer-in-Charge. Make- Dr FIXIT/ FOSROC/ Krishna Conchem/BASF/Sika as approved by GE

Injecting low viscosity (3-5 cps) high molecular weight monomer by pressure and using mechanized injector gun with accessories, till nozzles refuses to accept the grout, Including, Mixing of materials( Mixing material components (part a & b) in required quantities as per manufacturer’s instruction by weigh batching) and Grouting ( Filling the grouting gun with monomer. Maintain desired pressure in the gun by air compressor; maintain the pressure at exit (4 to 5 Kg/ Cm2) by monitoring pressure gauge at exit. Grouting the material through prefixed nozzles in the structural elements till its refusal. Sealing the nozzle with epoxy putty after the refusal. Monitoring leakages through other nozzles while grouting and seal them as per the requirement. Repeat the process for all the nozzles. the operation to be within pot life of the material.)and Cleaning of gun and accessories ( the gun and accessories like valves, pipes and other fixtures to be cleaned with thinner after the operation to avoid jamming of the gun.) etc complete all as specified and as directed by Engineer-in-Charge. Make- Dr FIXIT/ FOSROC/ Krishna Conchem/BASF/Sika as approved by GE

Material and labour for rendering 5 mm thick on concrete surfaces using factory manufactured pre mix/ready mix plaster of 'Roofit Mix' of M/s Premier Floor to Roof Materials Pvt Ltd / 'Easy plast' of M/s Walplast Products Pvt Ltd / 'Readiplast' of M/s Ultratech Cement Ltd' / Sound last PMC-1 of M/s Sound build care Pvt Ltd /or other approved equivalent make, having minimum composition of C:S : 1:3 using fully treated dry, well graded natural sand confirming to IS 383 suitable for plastering in wall /floor having low rebound properties, low water demand for curing properties mechanical mixing with water in a metallic tray only to make good consistency as per the specification of the Manufacturer and applied over concrete surfaces including cleaning the surfaces, curing etc complete all as specified & directed by Engineer-in-Charge.

Material and labour for preparation of newly plastered /old decorated wall / floor surfaces and applying two coats of cement based paint etc complete all as specified and as directed by Engineer-in-Charge. Make : Snowcem/Duracem/Aquacem/Berger/Shalimar

Note: Deduct Credit for demolished / dismantled material of Rs. (-) 48,780.00 (Minus) as listed in Schedule of Credit. Tenderers will not quote against this item being a tentative amount to be considered to arrive at the 'Contract Sum'

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