REPAIR AND MAINTENANCE OF WATER SUPPLY PUMP SETS, CONTROL PANEL, WATER FILTRATION PLANTS, CHLORINE DOZING PLANTS, RO PLANTS INCLUDING REPLACEMENT OF OLD UNSERVICEABLE CI GI DI PIPE LINES ETC AT TRV TECHNICAL AREA AT DAMAN

Amount

M & L for detecting water leakage/blockages in underground water pipe lines, turning off/On water and draining the system as required, with necessary excavation at location of leakage/blockage and carrying out repair of GI/CI/DI/HDPE pipe of any size with tightening of loose connection, removing & cleaning blockage, replacement of u/s fittings & repair/replacement of joints, all as specified and direted by Engineer In Charge Note: 1. Excavation & Earthwork, Additional Pipe, Joint and jointing material shall be included in the quoted rate. 2. GI / CI/DI/HDPE fittings such as bends, elbows, tees, reducers, short pieces, connectors, backnuts, diminishing pieces, caps, plugs and unions, etc of any size shall be included in the quoted rates.

Supply and fix galvanised steel tubing of size 50 mm dia "heavy grade" and the pipe shall be 6 mtr length piece for lowering in borewell and carryout machine threading and including providing 100 mm long GI heavy grade socket for each of the joint and tightening , including removing old unserviceable pipes and fitting , complete all as specified and directed

Supplying , Laying and testing galvanised steel tubing of size 50 mm dia "medium grade" in any lengths with all GI fittings such as bend, tee, short piece, socket, union, nipple, connector, elbow etc and laid in trenches / on wall /floor / road cross etc and including removing/taking down of old unserviceable pipes and fittings , complete all as specified and directed . Make :- Jindal / Tata / Surya prakash

Supplying , Laying and testing galvanised steel tubing of size 40 mm dia "medium grade" in any lengths with all GI fittings such as bend, tee, short piece, socket, union, nipple, connector, elbow etc. laid in trenches / on wall /floor / road cross etc and including removing/taking down of old unserviceable pipes and fittings , complete all as specified and directed . Make :- Jindal / Tata / Surya prakash

Supplying , Laying and testing galvanised steel tubing of size 25 mm dia "medium grade" in any lengths with all GI fittings such as bend, tee, short piece, socket, union, nipple, connector, elbow etc and shall be laid in trenches / on wall /floor / road cross etc and including removing/taking down of old unserviceable pipes and fittings , complete all as specified and directed Make :- Jindal / Tata / Surya prakash

Cutting exissting Galvanised iron pipes of 40mm or 50mm dia and screwing existing steel tubing for alterations or additions complete all as specified and directed.

Supply and fix foot valve of size 80 mm dia, cast iron body of gun metal working parts complete with all flanges, packing, nuts, bolts and washers etc and shall be fixed in under groundsumps and testing including removing the existing old unserviceable valve, complete all as specified and directed Make:- KIRLOSKER / LEADER /BIR / VENUS.

Supply,fixing, jointing and testing CI sluice valve 80mm bore ,both end flanged, long body, class PN-1, conforming to IS 14846-2000, duly ISI marked, with iron wheel and brass spindle and fly nut, bolts, washers and rubber gasket, fixed in repairs, complete all as specified and directed by Engineer-in-Charge. Make:- KIRLOSKER / LEADER /BIR / VENUS.

Supply,fixing , jointing and testing CI sluice valve 100 mm bore ,both end flanged, long body, class PN-1, conforming to IS 14846-2000, duly ISI marked, with iron wheel and brass spindle and fly nut, bolts, washers and rubber gasket, fixed in repairs, complete all as specified and directed by Engineer-in-Charge. Make:- KIRLOSKER / LEADER /BIR / VENUS.

Supply, fixing , jointing and testing ,CI sluice valve 150 mm bore ,both end flanged, long body, class PN-1, conforming to IS 14846-2000, duly ISI marked, with iron wheel and brass spindle and fly nut, bolts, washers and rubber gasket, fixed in repairs, complete all as specified and directed by Engineer-in-Charge. Make:- KIRLOSKER / LEADER /BIR / VENUS.

Supply, fixing, jointing and testing, non return valve 50 mm dia , gun metal body, screwed ends, suitable for GI pipe or fittings and testing including removing old unserviceable item complete all as specified and directed. Make:- KIRLOSKER / LEADER /BIR / VENUS.

Supplying and fixing Non return valve 80 mm bore, high pressure ,CI body, flanged ends, ball control conforming to IS 5312-2004, duly ISI marked, fixed in repairs, complete all as specified and directed . Make:- KIRLOSKER / LEADER /BIR / VENUS.

Supplying and fixing Non return valve 100 mm bore, high pressure ,CI body, flanged ends, ball control conforming to IS 5312-2004, duly ISI marked, fixed in repairs, complete all as specified and directed . Make:- KIRLOSKER / LEADER /BIR / VENUS.

Taking out the unserviceable gate valve of any type and supply and fix gun metal gate valve of size 50 mm dia with iron wheel head screwed both ends suitable for iron pipes/fittings complete all as specified and directed Make:- KIRLOSKER / LEADER /BIR / VENUS.

Taking out the unserviceable gate valve of any type and supply and fix gun metal gate valve of size 40 mm dia with iron wheel head screwed both ends suitable for iron pipes/fittings complete all as specified and directed Make:- KIRLOSKER / LEADER /BIR / VENUS.

Taking out the unserviceable gate valve of any type and supply and fix gun metal gate valve of size 25 mm dia with iron wheel head screwed both ends suitable for iron pipes/fittings complete all as specified and directed Make:- KIRLOSKER / LEADER /BIR / VENUS.

Taking out unserviceable submersible pump set 3 phase, 415 volts, 50 Hz of any capacity/type/make including vertical column GI pipes of any size alongwith submersible cable from existing borewell at any depth and kept in safe custody for reinstallation after repairs and including lowering the submersible pump set into the borewell duly reconnecting and jointing of new or taken out vertical column GI pipes of any length along with new or taken out submersible cable by providing water proof jointing complete carefully by using necessary chain pulley /T&P / tripod etc complete all as specified and directed. Note :- (i) New column GI pipes and submersible cable will be measured and paid separately as Supply only

Dismantling the submersible pump set of capacity 7.5 to 10 HP, 3 Phase, 415V, 50Hz of any type/make and carrying out servicing, overhauling, greasing and examine carefully ,repairs and replacement of minor spare parts such as pump shaft key, rotor key, sand guard, pump fixing stud, oil seal, neck ring, guide vane, adopter bearing bush, suction strainer, nuts, bolts and washers etc and including replacement of spares Viz: Counter thrust bearing , thrust bearing with CI housing , pump sleeves , motorbearing bush , impeller radial flow of stain less , impeller mix flow SS , revolving plate , cable etc. and assembling and refixing of pump and motor , including painting to pump and motor with two coats of anti corrosive paint over a coat of red oxide primer after preparation of surfaces . Testing after repair , complete all as specified and directed. Note :- (i) Counter thrust bearing , thrust bearing with CI housing , pump sleeves , motorbearing bush , impeller radial flow of stain less , impeller mix flow SS , revolving plate , cable if required shall be measured and paid separately as "supply only" (ii) The rate quoted by contractor shall deemed to be included of all replacement of minor spare parts other than supply only. (iii) The cost of transport to civil trade shop for repairs is deemed to be included in rate quoted by the contractor (iv) Labour charges for replacement of items under supply only are deemed to be included in rate quoted by the contractor

Supply only counter thrust bearing suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed

Supply only thrust bearing with CI housing suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed

Supply only pump sleeves suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed.

Supply only motor bearing bush suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed.

Supply impeller radial flow stainless steel suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed.

Supply only impeller mix flow stainless steel suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed.

Supply revolving plate suitable for submersible pump sets of capacity 7.5 to 10 HP complete all as specified and directed.

Dismantling the monobloc pump set of capacity 20 HP, 3 phase, 415 volts, 50 Hz of any make and carrying out servicing, overhauling, greasing after disconnecting of electric connection, suction and delivery pipes, pipe lines and providing dummy plates including replacement of minor spare parts viz gaskets, packings, mechanical seal, gland rope, shaft key, shaft sleeves, 'O' ring set, nuts, bolts and washers etc and varnishing of winding coils with insulating oil and assembling all parts and pump, reconnecting of pipes and electric connection to existing system and testing after refixing, complete all as specified and directed

Dismantling the centrifugal pump set of capacity 20 HP, 3 phase, 415 volts, 50 Hz of any type/make and carrying out servicing, overhauling, greasing and examine carefully , repairs and replacement of minor spare parts such as gaskets of any type, gland rope, shaft key,terminal board, mechanical seal, shaft sleeve, gland plate, nuts, bolts and washers and including replacement of spares Viz: copuling set with rubber bush, gun metal impeller, ball bearing (D.E), ball bearing (N.D.E), stailess steel shaft, external fan, delivery flange, suction flange, bearing housing and ressembling, including painting to pump set and base frame with two coat of synthetic enamel paint of existing colour after preparation of surfaces to achieve smooth finish including reconnecting of pipes and electric connection to existing system and testing complete all as specified and directed. Note :- (i) copuling set with rubber bush, gun metal impeller, ball bearing (D.E), ball bearing (N.D.E), stailess steel shaft, external fan, delivery flange, suction flange, bearing housing, if required shall be measured and paid separately as supply only (ii) The rate quoted by contractor shall deemed to be included of all replacement of minor spare parts other than supply only. (iii) The cost of transport to civil trade shop for repairs ideemed to be included in rate quoted by the contractor (iv) Labour charges for replacement of items under supply only are deemed to be included in rate quoted by the contractor

Supply only coupling set with rubber bush for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Gun metal impeller for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Ball bearing (D.E) for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Ball bearing ( N.D.E) for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Stainless steel shaft for centrifugal pump set 20 HP complete all as specified and directed.

Supply only External fan for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Delivery flange for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Suction flange for centrifugal pump set 20 HP complete all as specified and directed.

Supply only Bearing housing for centrifugal pump set 20 HP complete all as specified and directed.

Material and Labour for rewinding of submersible motor of capacity of 5 to 7.5 HP, 3 phase, 415 volts, AC of any type/make with copper winding wire with polywrap of existing gauge and Nos of turns including removing old burnt out winding carefully without damaging to other parts and testing complete all as specified and directed.

Material and Labour for rewinding of submersible motor of capacity of 10 HP, 3 phase, 415 volts, AC of any type/make with copper winding wire with polywrap of existing gauge and number of turns including removing old burnt out winding carefully without damaging to other parts and testing complete all as specified and directed.

Material and Labour for rewinding of centrifugal motor of capacity of 20 HP, 3 phase, 415 volts of any type/make with super enamelled copper winding wire of existing gauge and number of turns including removing old burnt out winding carefully without damaging to other parts and testing complete all as specified and directed Note for item No's 37 to 39 :- The cost of transport to civil trade shop for rewinding is deemed to be included in rate quoted by the contractor

Repairs to calcium based granular dozing unit alongwith booster motor of any make / type duly renewal of components and accessories such as discharge valve, suction valve, diapharm including rewinding of 0.5 HP motor, 3 phase, 415 volts, 50 Hz with super enamelled copper wire of appropriate gauge and reassembling the pump set and dozing unit and testing complete all as specified and directed.

Flushing of bore well of 150 mm dia up to required depth with the compressed air system as followed in digging new bore well equipment system continuously to remove complete loose soil, silt / sludge etc till getting the clear water complete all as specified and directed. Note:- The cost for taking up and lowering of submersible pump set from borewell with vertical column pipes is not included in above item and same will be measured under item No 02.

Removing of old unserviceable DOL starter from existing position after disconnecting of electric connection and supply and fix new DOL starter single phase, 230 volts, 50 Hz suitable for 1HP to 3HP pump set complete with inbuilt accessories such as contactor, relay etc and fully prewired in sheet steel enclosure and connecting to the existing system including testing complete all as specified and directed. Make :- L&T/Siemens/Crompton

Removing of old unserviceable DOL starter from existing position after disconnecting of electric connection and supply and fix new DOL starter three phase, 415 volts, 50 Hz suitable for 1HP to 3HP pumpset complete with inbuilt accessories such as contactor, relay, timer etc and fully prewired in sheet steel enclosure and connecting to the existing system including testing complete all as specified and directed. Make :- L&T/Siemens/Crompton

Removing of old unserviceable DOL starter from existing position after disconnecting of electric connection and supply and fix new DOL starter three phase, 415 volts, 50 Hz suitable for 7.5 HP pumpset complete with inbuilt accessories such as contactor, relay etc and fully prewired in sheet steel enclosure and connecting to the existing system including testing complete all as specified and directed. Make :- L&T/Siemens/Crompton

Removing old unserviceable Star-delta starter from existing position after disconnecting of electric connection and supply and fix new fully automatic star delta starter three phase, 415 volts, 50 Hz suitable for 7.5 to10 HP pumpset complete with inbuilt accessories such as contactor, relay, timer etc and fully prewired in sheet steel enclosure and connecting to the existing system including testing complete all as specified and directed. Make :- L&T/Siemens/Crompton

Removing of old unserviceable Star-delta starter from existing position after disconnecting of electric connection and supply and fix new fully automatic star delta starter three phase, 415 volts, 50 Hz suitable for 20 HP pumpset complete with inbuilt accessories such as contactor, relay, timer etc and fully prewired in sheet steel enclosure and connecting to the existing system including testing complete all as specified and directed. Make :- L&T/Siemens/Crompton

Removing the unserviceable single phasing preventor after disconnecting of electric connection and supply and fix new single phasing preventor 415V, AC, 50Hz suitable for pumpset 7.5 to 20 HP and reconnecting of electric cables and testing complete all as specified and directed Make : Minilec / L&T / Siemens

Supply and Fix LED phase indicating lamp R-Y-B colour as required at site complete with base holder suitable for AC, 240 volts and testing including removing of old unserviceable lamps complete all as specified and directed. Make : Minilec / L&T / Siemens/AE

Supply and Fix digital type voltmeter 0-500 volts range, flush type, AC, 50Hz in existing panel boards after disconnecting of cables and testing including removing of unserviceable voltmeter complete all as specified and directed. Make : Minilec / L&T / Siemens /AE

Supply and Fix digital type ammeter 0-50 Amps range,flush type with appropriate CTs, AC, 50Hz in existing panel boards after disconnecting of cables and testing including removing unserviceable item complete all as specified and directed Make :- AE / L&T / Secure / Enercon

Supply only submersible cable 3 core , 4 sqmm copper conductor multistranded,1100 volts grade, flat type, PVC insulated, sheathed and testing ,complete all as specified and directed. Make :- Finolex / Plaza / Polycab / Havells

Supply only submersible cable 3 core, 6 sqmm copper conductor multistranded,1100 volts grade, flat type, PVC insulated, sheathed and testing complete all as specified and directed. Make :- Finolex / Plaza / Polycab / Havells

Material and Labour for construction of brick masonary valve chamber 900 x 900 x 900 mm (internal dimensions), 15 cm thick foundation by using PCC 1:4:8 (type D2), brick work in cement mortor 1:6,10 mm thick plaster internally and 15 mm thick externally in CM 1:4 above ground level, 6 mm thick MS sheet cover with hinges, with hold fasts and locking arrangement fixed to angle iron frame made out of 40mmX40mmX6mm complete with two coat of synthetic enamel paint over one coat of red oxide primer on all metal works and two coat of white wash on all plastered surfaces of valve chamber including excavation, earth work in any strata including disposal of surplus soil to a distance of not exc 50 mtr complete all as specified and directed

Material and Labour for construction of brick masonary valve chamber 1200 x 1200 x 900 mm (internal dimensions), 15 cm thick foundation by using PCC 1:4:8 (type D2), brick work in cement mortor 1:6,10 mm thick plaster internally and 15 mm thick externally in CM 1:4 above ground level, 6 mm thick MS sheet cover with hinges, with hold fasts and locking arrangement fixed to angle iron frame made out of 40mmX40mmX6mm complete with two coat of synthetic enamel paint over one coat of red oxide primer on all metal works and two coat of white wash on all plastered surfaces of valve chamber including excavation, earth work in any strata including disposal of surplus soil to a distance of not exc 50 mtr complete all as specified and directed

Material and Labour for earthing complete with galvanised steel earth plate electrode 600mm x 600mm x 6mm thick buried directly in ground vertically (earth pit not less than 2.25 mtr deep below ground level) with top edge of plate not less than 1.5 mtr below ground level, connected to and including galvanised iron strip of size 25 x 4 mm from earth electrode to test point or up to 7.5 mtrs whichever is less by means of GI bolts, nuts, check nuts and washers all as per electrical plate No 3 of SSR Pt-I and GI watering pipe of 20 mm dia medium grade, GI funnel with wire mesh including char coal, salt packed all around the earth electrode plate in layers, PCC earth pit chamber 1:3:6 type C1, RCC cover 1:2:4 type B1, excavation, earth work in any strata and returning filling, removal of surplus soil and testing for required value complete all as specified and directed

Cutting of existing bituminous surface/PCC hard standing by using mechanical method of any type for laying of cables/GI protection pipe and making good of disturbed surfaces to match with adjoining surface complete all as specified and directed Note:-PCC for making good shall be measured and paid separately)

M & L for PCC 1:3:6 type C1 using 20 mm graded stone aggregate for making good of disturbed surfaces and for mass concrete including necessary use and waste of form work complete all as specified and directed

Material and Labour for for PCC 1:3:6, type C2 (40 mm graded stone aggregate) as in foundations / making good of disturbed surfaces / filling mass concrete complete all as specified and directed

Excavation in trenches in soft/loose soil not exceeding 1.50 metre wide and not exceeding 1.50 metre deep for laying water main pipe/ cables etc., getting out and forming bottom surface to required gradient, complete all as specified and as directed .

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

Removing excavated materials not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point in soils, complete all as specified and as directed .

Supply and fix in repair MCCB 100 Amps, 4pole,16KA, 415 volts and cable connections , complete all as specified and directed. Make :- L&T / Havells / Schneider

Supply and fixin repair MCCB 63 Amps, FP, 16KA, 415 volts and cable connections ,complete all as specified and directed. Make :- L&T / Havells / Schneider

Supply and fix in repair MCB SP 6-32 Amps,10KA,'C' series, 240 volts and , complete all as specified and directed. Make :- L&T / Havells / Schneider

Supply and fix in repair MCBs , TPN 63 Amps,10 KA ,'C' series, 415 volts , complete all as specified and directed. Make :- L&T / Havells / Schneider

Material and labour for fabrication of duct cover made out of mild steel chequered plate of 7mm thick with provision of lifting handles, fire points, ladders, pipe supports and bracings etc made out from mild steel angle iron, channel, flat iron of suitable sizes including and welding as per site requirement and carry out two coat of synthetic enamel paint of red colour to fire points and grey colour to ladder, supports,duct cover etc over a red oxide primer including removing old rusted unserviceable items complete all as specified and directed.

Taking down water level indicator mechanical type and supply and fixing in repair accessories viz PVC float not less than 40mm dia heavy duty, 7/0 SWG steel wire stranded of 4 mtr length, bracket (made up of MS iron size 40x40x6mm and 60 cm long), pulley of suitable size of mild steel, mild steel counter weight, indicator pin etc. Including marking plate with white paint and marking at every 10 cm interval with necessary letters and numbers of suitable size with signal red radium paint for indication of water level position. Refixing and re-erecting water level indicator at the height from ground level to top edge for semi under ground sump or full length for overhead reservoir above the staging with necessary MS angle iron and flat iron supported with nuts, bolts and washers complete all as specified and directed.

Repairs to industrial type Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes by dismantling the plant for carrying out servicing and overhauling and making functional after thoroghly examine / checking all components, inlet and outlet piping system, pressure sand filter and activated carbon filters, RO Membrane assembly, microprocessor based control unit, electronic single phase starter unit, high pressure pump set, anti scalant dosing system and pressure switch etc and replacement of spare parts / components viz digital type electronic single phase pump starter unit, micron cartridge, PVC coupling set, Antiscaling liquid and pipe coupling set and testing for its performance complete all as specified and directed. Note :- (i) digital type electronic single phase pump starter unit, micron cartridge, PVC coupling set, Antiscaling liquid and pipe coupling set shall be measured and paid separately as Supply only. (ii) Labour charges for replacement of items under supply only are deemed to be included in rate quoted by the contractor.

Supply only digital type electronic single phase pump starter unit suitable for Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes complete all as specified and directed.

Supply only Sediment filter 2.5 x 20" long suitable for Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes complete all as specified and directed.

Supply only 4040 Membrane (Ion Exchange) suitable for Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes/HM complete all as specified and directed.

Supply only Dosing Pump unit suitable for Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes complete all as specified and directed.

Supply only Antiscalent Dosing Chemical suitable for Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes complete all as specified and directed.

Supply only following spare parts suitable for Reverse Osmosis (RO) plant of capacity 500 litres per hour of make Eureka Forbes complete all as specified and directed. (c) PVC coupling set

M & L for carry out water quality anyalsis for bacterial , chemical and biological analysis including for collection of water samples from the Pump House at Air Port Area -01 or form location as specified by Engineer-in-charge and testing from Govt approved testing laboratory , submitting of report from minium following parameters . (a) Turbudity (NTU) (b) pH (c ) Total Hardness as CsCO2(mg/l) (d) Iron as Fe(mg/l) (e) Magnesium as Mg (mg/l) (f) E-coli or thermotolerant coliform bacteria (g) Remarks of Govt testing lab . Notes: 1. Saperate water samples should be collected & tested for above location as specified above (Every 4 Months). 2. Not Carrying out water test/Non submission of water test report in respective month will impose penalty at the two times of quoted rates.

Removing old paint with scrubing and applying two coats of synthetic enamel paint as per existing over a coat of red oxide primer on external surfaces of water filteration plant, CI suction / delivery pipes with brush application complete all as specified and directed.

Shree Ayyappa Engineering