REPAIR AND MAINTENANCE OF WATER SUPPLY INSTALLATIONS AND COMPREHENSIVE MAINTENANCE OF SWIMMING POOL AT RV AREA, PINTO PARK AND NEW PINTO PARK UNDER GE (AF) PALAM, DELHI CANTT-10

Amount

Excavation in trenches not exc 1.5 meters wide and not exc1.5 meters deep for pipe line, cable etc in any type of soil & getting out all as specified and as directed by Engineer-in-Charge

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm thickness all as specified and directed by Engineer-in-Charge.

Removing excavated soil from site to a distance not exc 50 meters away and depositing where directed not exc 1.5 meter from the starting point all as directed by Engineer-in-Charge

M&L for sand cushioning for protection of PVC cable with screen wash sand and punning to proper reqd cover all as specified and directed.

M & L brick protection with old size sub class ‘B’ brick for cable protection in trench with width equal to length of brick laid dry and flat joining each other with gape between adjacent brick not exceeding 10mm all as specified and directed.

Taking up or down steel tubing and connections of size 15 mm bore including cleaning for re-fixing complete.

All as per item No 6 here-in-before but of size 20mm bore.

All as per item No 6 here-in-before but of size 25mm bore.

All as per item No 6 here-in-before but of size 40mm bore.

All as per item No 6 here-in-before but of size 50mm bore.

All as per item No 6 here-in-before but of size 80mm bore.

Supply, laying & testing steel water tubing, medium grade, galvanised of size 15 mm bore ISI marked with and including ISI marked fittings such as tees, bends elbow reducer, unions, clamps etc fixed on wall / laid in trench/roof (with proper clamping arrangements) complete.

All as per item No 12 here-in-before but size 20mm bore.

All as per item No 12 here-in-before but size 25mm bore.

All as per item No 12 here-in-before but size 40mm bore.

All as per item No 12 here-in-before but size 50mm bore.

All as per item No 12 here-in-before but size 80mm bore.

Taking up CI/DI water main including all fittings with spigot & socket ends with lead/tyton joints including burning out lead joints and recovering lead for 80 mm bore pipe.

All as per item No 18 above but 100 mm bore.

All as per item No 18 above but 150 mm bore.

Supply, laying, jointing and testing of 80mm bore ductile iron pipe with spigot and socket ends, centrifugally cast, class K-9 (IS-8329-2000) with tyton joints in any length laid in trenches or fixed on pillars etc complete.

Supply, laying, jointing and testing of 100mm bore ductile iron pipe with spigot and socket ends, centrifugally cast, class K-9 (IS-8329-2000) with tyton joints in any length laid in trenches or fixed on pillars etc complete.

Supply, laying, jointing and testing of 150mm bore ductile iron pipe with spigot and socket ends, centrifugally cast, class K-9 (IS-8329-2000) with tyton joints in any length laid in trenches or fixed on pillars etc complete.

M&L for cast iron special fittings of any size, any type ISI marked as required at site such as bends (any type, radius and angle),Taper any type, (straight, bend, increasing, decreasing or double socket etc), Tee pieces single branch. "Y" junction, double branch, cross (all socket or socket and spigot), collar, caps and plugs upto 150mm bore etc complete all as specified and directed by Engineer-in-Charge.

M&L for DI specials such as tees, bends, collars of any sizes and radius, tapers, tail pieces caps and plug upto 200 mm bore complete all as specified and as directed by Engr-in-Charge.

S&F in repair GI fittings such as reducers, tee, elbow, socket, nipple, plug, reducer socket, reducer elbow, unions and other connected accessories of size 15mm to 80mm bore all as specified and as directed by Engineer-in-charge.

M&L in replacement of run lead joints for cast iron pipe 80mm bore spigot & soketed/CI fittings including all jointing material required at site including necessary excavation work complete.

All as per item No 27 here-in-before but of size 100mm bore.

All as per item No 27 here-in-before but of size 150mm bore.

All as per item No 27 here-in-before but of size 200mm bore.

S&F in replacement of gun metal globe or gate valve ISI marked with iron wheel head screwed both ends for 50mm bore iron pipe.

All as per item No 31 above but 40mm bore.

All as per item No 31 above but 25mm bore.

All as per item No 31 above but 20mm bore.

All as per item No 31 above but 15mm bore.

S&F in replacement of cast iron sluice valves, class PN-1.6, ISI marked, flanged ends drilled having stainless steel spindle with cast iron wheel at top complete with nuts, bolts, washers and gaskets etc of 80 mm bore complete.

All as per item No 36 above but 100 mm bore pipe.

All as per item No 36 above but 150 mm bore pipe.

All as per item No 36 above but 200 mm bore pipe.

M&L for construction of valve pit chamber having internal dimension 120 cm x 120 cm x 120 cm (internal height) using 150mm thick PCC 1:4:8 with 40 mm graded stone aggregate in foundation, 23 cm thick brick work in cement mortar 1:4 with 15 mm thick rendering in cement mortar 1:6 all around the brick work, PCC (1:2:4) type B-1 using 20mm graded stone aggregate as in coping including grouting mild steel frame of angle iron of size 40mm x 40mm x 6 mm thick including 8mm thick mild steel sheet cover with locking arrangement with and including 50 mm pad lock with double key arrangement, painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primer including necessary excavation work in any type of soil, returning filling in and removal of surplus soil to a distance not exc 50 mtr away and depositing where directed at level not exc 1.5 m above the starting point including demolition of existing valve chamber complete all as specified and directed by Engineer-in-Charge.

All as per item No 40 above but of size 90cm x 90cm x 90cm.

M&L for augering of holes in true horizontal position under road by trench less method by means of mechanical rig covering in route upto 1.5 mtr deep and not exceeding 30 mtr long for passing the water pipe lines upto 150mm bore all as specified and as directed by Engr-in-Charge.

M&L in replacement of well cap with housing clamp upto 300 mm bore pipe in two pieces having 80 mm dia hole in centre with external braket of flat iron of size 100mm X 6 mm thick complete with nuts, bolts and washers etc including welding, painting etc complete all as specified and directed by Engineer-in-Charge.

Material & Labour for cleaning internal portion of stone masonry/RCC underground/ Semi Underground water storage sump of capacity upto 1,00,000 gallons comprising the following process:- (a) Mechanised removal of all remaining dirty water by high capacity submersible pump set (b) Removal of sludge by Vacuum operated German pump (c) Cleaning of walls, ceiling and bottom of tank by German made high pressure rotary jet 120 bar pressure (d) Removal of all dirty particles by industrial wet vacuum cleaner leaving the tank 99.9 % physically cleaned (e) Sterilization of tank by Eco-friendly bio-degradable and highly effective against all pathogens (f) Sterilization of tank atmosphere by industrial UV radiator leaving the tank completely sterilized by Specilized method complete.

All as per item No 44 above here-in-before but for Over Head Tank upto 45 mtr staging (Height of OH Tank) of capacity 1,00,000 Gallons complete all as specified and as directed by Engr-in-charge.

All as per item No 44 above here-in-before but for Over Head Tank upto 45 mtr staging (Height of OH Tank) of capacity 50,000 Gallons complete all as specified and as directed by Engr-in-charge. Note for item No 44 to 46 :- (i) The item rate includes the cost of weather proof painting work to write (a) date of cleaning (b) Next due date of cleaning (c) Capacity of tank. (ii) Rate for providing scaffolding and necessary pumping equipment shall deemed to be included in the quoted rate of item. (iii) The work shall be carried out by any one of the specialized firms as M/s Sanjay Water Solution, Kanpur / M/s Aqua Puring Services, Faridabad / M/s FRDA Water Solutions, Faridabad, Haryana.

M&L in replacement of insulated rubber chequered sheet of size 2.00 x 1.00 mtr not less than 19mm thick all as specified.

S&F in replacement of cast iron NRV PN 1.6 of 80mm bore both end flanged with necessary packing materials nut, bolt & washer of suitable size complete all as specified.

All as per item No 48 above but of 100mm bore.

All as per item No 48 above but of 150mm bore.

Supply & fixing in replacement of valve pit cover/ Sump manhole cover/ pressure pump shade etc made out of mild steel frame with 40mmx40mmx6mm thick angle iron with and including 3.15 mm thick mild steel sheet cover with locking arrangement and painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed by Engineer-in-charge.

Supply only CDD 5000 (two components chlorine dioxide powder) CAS No 10049-04-4 conforming to ISO 9001-2015 white in colour highly soluble in water, 99.9% effective against water borne micro organisms disinfectant for chlorination of water.

Disconnecting existing defective electric motor of any make capacity of motor upto 30 to 50 HP from electric mains isolating the connections, removing from foundation by unscrewing the nuts, bolts etc, discouple from pump, opening of motor for inspection in presence of Engr-in-Charge & carrying out minor repairs at site and re-assembling the motor after repair, refixing in position re-connecting same as prior to removing from foundation including replacement of nuts, bolts washers of suitable size, testing and commissioning complete all as specified and directed. (Note :- In case of repair not possible at site, motor shall be shifted to contractor's workshop and cost of shifting to workshop and back to site deemed to be included in the quoted rate of item).

All as per item No.53 here-in-before but capacity of motor 15HP to 25HP.

All as per item No.53 here-in-before but capacity of motor upto 5HP.

Taking out old unserviceable/burnt copper winding of motors capacity up to 30 to50 HP (defective motor taken out from item No. 53 above) and M&L for rewinding of electric motor of capacity up to 30 to 50 HP, 3 Phase with super enameled copper winding wire of suitable gauge as per existing including cleaning of rotor slots, all winding/ insulation material, varnishing etc. complete and testing at site on full load after reinstallation to the full satisfaction of Engr-in-Charge.

All as per item No 56 here in before but upto 15 to 25 HP, three phase, of any type & size. (motor obtained from item No 54 above )

All as per item No 56 here in before but upto 5 HP, three phase, of any type & size. (motor obtained from item No 55 above )

Disconnecting electric connections from starter, disconnecting the water connections carefully by unscrewing the nuts, bolts and taking out the submersible pump set upto 10 HP ( including motor) from the well including column pipes, and submersible cable, disconnecting the pump and motor opening the pump and motor to locate the faults in presence of Engineer-in-Charge and carry out necessary repairs as directed including transporting to workshop, re-assembling the same after repair, taking down to the well including column pipe of any dia, 10 ft long, and submersible cable which have been taken out, re-connecting all electrical and water connections as per existing complete, testing and commissioning including new packing materials, nuts, bolts, washers of suitable size complete all as specified and as directed. Note :- (a) Replacement of all unsv parts of pump and motor included in the quoted rates of item. (b) In case of repairs not possible at site, the motor and pump shall be shifted to contractor’s wksp and cost of shifting to wksp and back to site included in the quoted rates. (c) Replacement of motor winding measured separately.

Taking out old unserviceable/burnt winding from the submersible 3 phase motors up to 10 HP capacity and M& L for rewindinig the same with insulated winding wire as per existing gauge complete including transportation to and fro as approved by Engr-in Charge and testing after repair all as specified and as directed.

S&F in replacement of GI column pipe 50mm bore meduim grade, 10 feet length, both ends flanged & drilled including cutting of grooves for submersible cable and fabrication etc complete.

S&F in replacement of GI column pipe 80mm bore meduim grade, 10 feet length, both ends flanged & drilled including cutting of grooves for submersible cable and fabrication etc complete.

S&F in replacement of digital auto timer clock suitable for borewells complete all as specified and directed by Engr-in-charge.

S&F in replacement of single phase preventor VSP-2 / VSP-1 complete all as specified and directed by Engr-in-Charge. Make : Minilac/ L &T/ Lagrand

Disconnecting electrically the switch change over of any type as per site requirement and supply & fixing and connecting change over switch MCB TPN 4 pole 200 Amp 440 volts conforming to relevant IS including all connecting and jointing material complete.

Supply, fixing, connecting, testing and commissioning of MCCB 400 Amps, 4 Pole, breaking capacity 36KA, 440 volts fixed in existing panel including necessary modification for new MCCB conforming to relevant IS including all jointing and connecting material including dismantling of existing MCCB complete all as specified.

All as per item No 66 here-in-before but 250 Amps, 4 pole, breaking capacity 36 KA complete.

All as per item No 66 here-in-before but 200 Amps, 4 pole, breaking capacity 36 KA complete.

All as per item No 66 here-in-before but 125 Amps, 3 pole, breaking capacity 25 KA.

All as per item No 66 here-in-before but 125 Amps, 4 Pole, breaking capacity 16 KA.

All as per item No 66 here-in-before but 100 Amps, 3 Pole, breaking capacity 25 KA.

All as per item No 66 here-in-before but 25 to 100 Amps, 3 Pole, breaking capacity 16 KA.

All as per item No 66 here-in-before but 32 to 63 Amps, 3 Pole, breaking capacity 16 KA.

Supply, fixing, testing and commissioning of submersible cable with copper conductor stranded of size 4 sqmm 3 core complete including dismantling the old unserviceable cable.

All as per item No 74 here in before but 6 sqmm 3 core.

S&F in repair PVC copper conductor cable of size 4.00 sqmm single core multistranded complete.

S&F in repair PVC copper conductor cable of size 1.50 sqmm single core multistranded complete.

Taking up or down Electric motor and pump of 15 HP to 50 HP of any make or type after disconnecting from all the misscelenious items such as NRV, reducer, CI-Tee, Pipelines etc and electric connection as all required at site including dimantling and taking out old rusted steel/iron channel/ foundation, vibration pad after taking all safety measures including all lifting work,welding work if any, cutting and supply and fixing vibration pad in six numbers and one steel/iron channel/motor foundation of size suitable for motor and pump of 15 HP to 50 HP fixing the motor and pump of above said capacity and fixing all connecting items including NRV, reducer, CI-Tee, Pipelines with all minor work such as cutting, welding, electric connection ,nut, bolts, gland, flange etc of any size and make all as specified and directed by Engr-in-charge,

Material & Labour for painting to existing centrifugal motor & pumping set complete including base frame with super enameled paint of existing colour by spray painting and writing of SM/MES No with white paint for 30 to 50 HP capacity all as specified.

All as per item No 79 above but from 15 to 25 HP capacity complete.

All as per item No 79 above but upto 5 HP capacity complete.

M&L for servicing of liquid chlorine dosing system, any make, any type/capacity complete including replacement of chlorine dosing pipe upto 2.5 mtr length for each plant including servicing of motor, washing of chlorine tank with descaling agent and re-commissioning testing of plant complete all as specified and directed

S&F in replacement of lead acid battery 12 volts 180 AH of existing type & size suitable for Gen set 15 to 200 KVA including initial charging and copper connector complete all as specified and as directed by Engr-in-Charge.

Material & Labour for painting to existing LT panels, indoor type installed at various pump houses with super enameled paint of approved colour on exposed surface including preparation of surfaces and applying primer coat complete all as specified and directed by Engineer-in-charge

All as per item No 84 above but borewell panels (out door type).

S&F in repair BI metallic over load relay range 28-42 amp rating for automatic starters complete .

All as per item No 86 above but range 20-32 Amps.

All as per item No 86 above but range 13-21 Amps.

All as per item No 86 above but range 9-14 Amps.

Supply , installation, testing and commissioning of pressure pumpset 1 HP with automatic pressure switch which switches the pump on and off based on turning on and off of the tap, air tank of suitable capacity, pressure gauge etc including taking down existing unserviceable pump set complete.

Disconnecting electric supply and dismantling from foundation electric driven mono block motor pump set/ pressure pumpset of capacity 0.5 to 1.5 HP and taking to workshop and rewinding / over hauling of mono block pump set and taking back and refixing the same after rewinding at its original position making electric connection testing. Note : Cost of rewinding / over hauling, replacement of all unsv parts such as impeller,cooling fan etc are deemed to be included in the quoted rates of item complete and nothing extra shall be paid to the contractor on this account.

M&L for painting of water supply header of size 100/150/200/250/300mm dia with two coats of synthetic enamel paint of colour as approved by Engineer-in-Charge

Dismantling and taking out defective parts of centrifugal pump set complete with 30 to 50 HP motor taken to civil workshop and fixed after making it complete serviceable by repairing/ replacement of unsv parts complete all as specified and directed by Engineer-in-Charge. Note :-Parts to be replaced under this item shall be measured and paid separately under respective item.

Supply only shaft of existing material suitable for 30 to 50 HP pump set.

Supply only impeller of existing material suitable for 30 to 50 HP pump set.

Supply only shaft sleeve of existing material suitable for 30 to 50 HP pump set.

Supply only drive end bearing 6313.

Supply only gland assembly

Supply only throat bush

Supply only shaft coupling suitable for 30 to 50 HP pump set

Supply only unsv Rotor body

Supply only ball bearing of size 3309 complete.

S&F in replacement of cooling fan suitable for 30 to 50 HP induction motor of any type

M&L for chemical and bacteriological analysis and potability of water obtained from Delhi Jal Board & borewells from Sriram test house/ MCD approved/ NABL approved micro engineering and testing lab and submitting the report in duplicate complete all as specified and as directed by Engineer-in-charge. Note : The report shall be carried out quarterly

S&F in replacement of wire netting of stainless steel wire 1.4 mm dia and size of mesh 12mm fixed to bend pipe of 100mm to 200mm dia fixed with GI Clamp including nuts and bolts etc complete.

S&F in repair air tank suitable for 0.5 to 1.5 HP pressure pump set complete.

S&F in repair pressure gauge 0-10 Kg/ Sqcm suitable for pressure pump Make : Danfos.

S&F in repair automatic pressure kit suitable for 0.5 to 1.0 HP pressure pump set.

M&L for making good damaged surfaces of road to match the adjoining existing surfaces using premix bituminous 50mm thick polymer based material over WBM 75mm thick including rolling work etc complete

Supply and fixing in replacement of unsv display board for showing details of pump houses and borewells as provided by Engineer -in-charge made out of white PVC sheet of size 1.5mtrX1mtr including GI angle frame and GI sheet cover to the frame and fixing of 2 nos LED tube light fittings 20 watts, connecting electrical supply to the frame with cable two core 1.5 Sqmm from nearby electric source including round stainless steel pole minimum 12 feet long of suitable dia for erection on ground with PCC complete all as specified and as directed by Engineer-in-charge.

M&L for cement concrete 1:2:4 type B-1 using 20mm graded stone aggregate as foundation, filling in mass concrete etc including necessary form work and finishing the exposed surfaces fair and even complete.

S&F in replacement of power contactor 32 Amps, 415 V AC Operated 3 phase ML-1.5 or as per existing complete.

All as per item No 114 above but 70 Amps, ML-4.

All as per item No 114 above but 40 Amps, ML-3.

All as per item No 114 above but 110 Amps, MNX type.

All as per item No 114 above but 32-63 Amps, MNX type.

Supply and fixing in replacement of power contactor MNX 50-70 Amps suitable for 40 to 50 HP pumping set complete

Supply and fixing in replacement of power contactor HGS 50-65 Amps suitable for 40 to 50 HP pumping set complete

Sumit Enterprises

B.R. Enterprises

M/s Durga Traders

B S R Enterprises

RefAir Technical Services