Repair/maintenance of CI/GI/DI water supply distribution system of Md accn, chloronome plant, pump set, valve, cleaning of OHT/UG sump and connected works under AGE Aurangabad at GE (S) Ahmednagar

Amount

Excavation in trenches, not exc. 1.5 m wide and n.exc 1.5 m in depth, in soft/loose soil for laying pipes, n exc.10 Sqm on plan and getting out including trimming sides and forming bottom surfaces to required level/slope etc complete all as specified and as directed

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

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

DI pipes 100 mm bore, with spigot and socketed ends centrifugally cast class K-9 pressure pipe for water supply ISI marked ( IS 1536 of 2001 as amended till date ) suitable for ring tyton joint and laid in trenches in proper alignment complete all as specified and directed.

All as per serial item No. 4 here-in-before but DI pipe of 150 mm bore.

All as per serial item No. 4 here-in-before but DI pipe of 200 mm bore.

Ductile iron fittings such as bends (any type of radius and angle), Tapers any type of straight bends, increasing , decreasing or double socket etc., Tees , Pieces , single branch ,Y junctions , double branch,(all sockets or socket and spigot ) collars, Caps and plugs suitable upto 150 mm bore DI pipes complete all as specified and directed.

Taking up or down defective/unserviceable CI/DI water mains 100 mm bore including all necessary fittings from trenches complete all as specified and directed.

Taking up or down defective/unserviceable CI/DI water mains 150 mm bore including all necessary fittings from trenches complete all as specified and directed.

Taking up or down defective/unserviceable CI/DI water mains 200 mm bore including all necessary fittings from trenches complete all as specified and directed.

Galvanised steel tubings of 25 mm bore medium grade , ISI marked complete with all fittings laid in trenches complete all as specified and directed.

All as per serial item No. 11 here-in-before but of 40 mm bore.

All as per serial item No. 11 here-in-before but of 50 mm bore.

All as per serial item No. 11 here-in-before but of 80 mm bore.

All as per serial item No. 11 here-in-before but of 100 mm bore.

Galvanised steel tubings of 20 mm bore medium grade, ISI marked, complete with all fittings and fixed to walls/ ceiling or laid in floors complete all as specified and directed.

All as per serial item No. 16 here-in-before but of 25 mm bore.

All as per serial item No. 16 here-in-before but of 40 mm bore.

Taking up or down old rusted and unserviceable GI water tubing 20 mm bore including all necceassy fittings complete from walls /floor or trenches all as specified and as directed.

All as per serial item No. 19 here-in-before but of 25 mm bore.

All as per serial item No. 19 here-in-before but of 40 mm bore.

All as per serial item No. 19 here-in-before but of 50 mm bore.

All as per serial item No. 19 here-in-before but of 80 mm bore.

All as per serial item No. 19 here-in-before but of 100 mm bore.

Gun metal gate/ globe valve, 20 mm bore, with iron wheel head, screwed both ends for pipe and fixed including dismantling and taking out unserviceable gate valve complete all as specified and directed.

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

All as per serial item No. 25 here-in-before but of 50 mm bore.

Sluice valve, cast iron, long body, 80 mm bore, both ends flanged as per IS-14846 and drilled with stainless steel spindle, iron wheel head and as per pressure rating PN 1.6, Class I, ISI Marked alongwith nuts, bolts, washers , gaskets etc. including dismantling and taking out unserviceable sluice valve from valve chamber / trenches complete all as specified and directed.

All as per serial item No. 28 here-in-before but of 100 mm bore.

All as per serial item No. 28 here-in-before but of 150 mm bore.

All as per serial item No. 28 here-in-before but of 200 mm bore.

All as per serial item No. 28 here-in-before but of 300 mm bore.

Taking LT shutdown, dismantling and removing the 40 HP, 3 phase electric motor of the coupled Pump set from existing foundation / position, shifting to authorized workshop for repair work, removing the burnt winding, cleaning rotor / stator slots, re-winding the motor with super enamelled copper wire of the size equivalent to the original winding including insulated packing materials, Varnishing, Heating, Drying etc, replacing the bearings, reassembling the motor, transporting to site of work and reinstalling back at it's original position, aligning, testing and commissioning on full load for 8 hrs continuous running complete all as specified & directed.

Taking LT shutdown, dismantling and removing the 25 HP, 3 phase electric motor of the coupled Pump set from existing foundation / position, shifting to authorized workshop for repair work, removing the burnt winding, cleaning rotor / stator slots, re-winding the motor with super enamelled copper wire of the size equivalent to the original winding including insulated packing materials, Varnishing, Heating, Drying etc, replacing the bearings, reassembling the motor, transporting to site of work and reinstalling back at it's original position, aligning, testing and commissioning on full load for 8 hrs continuous running complete all as specified & directed.

Taking LT shutdown, dismantling and removing the 15 HP, 3 phase electric motor of the coupled Pump set from existing foundation / position, shifting to authorized workshop for repair work, removing the burnt winding, cleaning rotor / stator slots, re-winding the motor with super enamelled copper wire of the size equivalent to the original winding including insulated packing materials, Varnishing, Heating, Drying etc, replacing the bearings, reassembling the motor, transporting to site of work and reinstalling back at it's original position, aligning, testing and commissioning on full load for 8 hrs continuous running complete all as specified & directed.

Taking LT shutdown, dismantling and removing the 5 HP, 3 phase electric motor of the coupled Pump set from existing foundation / position, shifting to authorized workshop for repair work, removing the burnt winding, cleaning rotor / stator slots, re-winding the motor with super enamelled copper wire of the size equivalent to the original winding including insulated packing materials, Varnishing, Heating, Drying etc, replacing the bearings, reassembling the motor, transporting to site of work and reinstalling back at it's original position, aligning, testing and commissioning on full load for 8 hrs continuous running complete all as specified & directed.

PVC insulated multi stranded copper conductor submersible cable 1100 volts grade ISI marked of size 10 sqmm 3 Core, fixed in replacement complete all as specified and diercted.

Cleaning the open well having depth upto 20 mtr by flushing out the complete water with water pump and taking out all debries/mud from open well with the help of machine or manually complete all as specified and directed.

Digital submersible motor starter DOL type suitable for 3 phase 5 HP motor alongwith all connected accessories PLC relay, single phase preventor, dry run protection enclosed in and including box and making electric connection,fixed in replacement complete all as directed.

DOL starter, three phase 415 V suitable for for 1.5/2 HP pumpset with overload and short circuit protection and making electric connection,fixed in replacement complete all as directed. Make: L&T/Seimens/Havells

DOL starter, three phase 415 V suitable for for 3/5 HP pumpset with overload and short circuit protection and making electric connection,fixed in replacement complete all as directed.Make: L&T/Seimens/Havells

DOL starter, three phase 415 V suitable for for 7.5 HP air compressor motor with overload and short circuit protection and making electric connection,fixed in replacement complete all as directed.Make: L&T/Seimens/Havells

Single phase preventer suitable for Fully automatic Star Delta starter or Direct - on - Line starter including making connections, fixed in replacement complete all as specified and diercted.Make: L&T/Seimens/Havells

Three phase Fully automatic Star Delta starter including ML-2 contactors in sheet metal enclosure with Phase Protection feature (Motor Rating AC - 3 Duty, 415V, 50Hz, 3Ph) suitable for 25HP pumpset including making connections, fixed in replacement complete all as specified and diercted.Make: L&T/Seimens/Havells

Three phase Fully automatic Star Delta starter including ML-3 contactors in sheet metal enclosure with Phase Protection feature (Motor Rating AC - 3 Duty, 415V, 50Hz, 3Ph) suitable for 40 HP pumpset with suitable relay including making connections, fixed in replacement complete all as specified and diercted.Make: L&T/Seimens/Havells

Phase sequence (3 phases as existing or as per site requirement), including making connections, fixed in replacement complete all as specified and diercted.Make: L&T/Seimens/Havells

Steel coupling suitable for motor and pump as per existing make and model or as directed at site fixed in replacement complete all as specified and directed.

Rubber belt suitable for motor & pump including nuts and bolts fixed in replacement complete all as specified and directed.

3 Pole Power Contactor having AC3 Rating 60 Amps with 2 NO + 2 NC Auxilliary Contacts, fixed in replacement complete all as specified and directed.

Star coupling, Heavy Duty, Styrene Butadiene Rubber suitable for 40 HP pump or motor, fixed in replacement complete all as specified and directed.

Star coupling, Heavy Duty, Styrene Butadiene Rubber suitable for 25 HP pump or motor, fixed in replacement complete all as specified and directed.

Star coupling, Heavy Duty, Styrene Butadiene Rubber suitable for 15 HP pump or motor, fixed in replacement complete all as specified and directed.

Cleaning of existing RCC overhead water storage reservoir of any type and shape of capacity 200000 gallon having any no. of compartments, at a staging upto 25 mtr height including dewatering of remaining dirty water and removal of sand,silt, sludge and other dust particles, completely washing the reservoir with clean water and applying one coat of epoxy paint of colour as decided by Engineer-in-charge on all internal surfaces before refilling including preparation of external surfaces of OH Reservior (Exposed surfaces) including columns, beam , bracing supports etc. removing old treatment by scrapping & brushing complete and applying one coat of cement base paint including painting a square plate of 2 m X 0.5 m with black synthetic enamel paint and writing letters on it with white paint regarding. Capacity, date of cleaning, Location and Due Date of next Cleaning etc. complete all as specified and directed.(Size of letter shall be as directed by Engineer-in-Charge). Location of OHT : E/M Yard. Appx Area 1450 Sqm.

All as per serial item No.53 here-in-before but OHT of 100000 gallon capacity located at 3rd Med OTM. Appx Area 900 Sqm

All as per serial item No.53 here-in-before but OHT of 60000 gallon capacity located at Malhotra Enclave/ 5 Med/ MAP. Appx Area 800 Sqm

Rubber packing cotton braided not less than 3.0 mm thick, any size, fixed in position complete all as specified and diercted.

Gland packing 6 to 12 mm dia of best quality make Champion to stop leaking in Pump Houses/sluice valve in field area,fixed in position complete all as specified and diercted.

Cleaning of underground sump of 1.5 lakh gallon capacity by pumping out water from U/G sump by booster pump set as directed at site and taking out the remaining water at bottom with buckets manually as required complete and cleaning the walls & bottom surface inside the sump with wire brush and taking out silt, sand and mud etc. settled at the bottom and finally completely cleaning the sump with bleaching powder and applying one coat of apoxy paint to all the internal surfaces and one coat of cement base paint on all external surfaces including making a plate of size of 2 m x 0.5 m with black synthetic enamel paint and writing letters with white synthetic enamel paint viz. the capacity, location , date of cleaning and the due date for further cleaning” complete all as specified and directed.

All as per serial item No. 58 here-in-before but under ground sump of 2.5 lakh gallon capacity.

All as per serial item No. 58 here-in-before but under ground sump of 1 lakh gallon capacity.

Mechanical joint with 2 Nos CI/DI sockets, 1 No CI/DI collar and 2 Nos Sturene Btadiene rubber gaskets alogwith nuts, bolts and washers including cutting CI/DI pipe for insertion of mechanical joint in position for 80 mm bore pipe, as in repairs complete all as specified and diercted.

All as per serial item No.60 here-in-before but for 100 mm bore pipe.

All as per serial item No.60 here-in-before but for 150 mm bore pipe.

All as per serial item No.60 here-in-before but for 200 mm bore pipe.

All as per serial item No.60 here-in-before but for 300 mm bore pipe.

All as per serial item No.60 here-in-before but for 400 mm bore pipe.

Disconnecting electric connections, dismantling and transporting 15 KVA double cylinder DG set engine to authorised workshowp of Kirloskar for complete overhauling, drilling the bore, replacement of piston head, piston rod, piston rings, head gasket, piston bearing, tapit valve and covers, pressure oil pipes, fuel pump, machining of crank shalft at lathe machine replacement of fuel filter and oil filter complete with 'O' rings, dry air filter, air Inlet and exhaust outlet manifolds,cleaning with diesel and removing all dirt/oil deposted on body of engine, reassembling, transporting to site, making connections including testing and commission complete all as specified and directed.

Netlon jallies with 1st class teak wood batten duly tightened with wooden patti and nails, and fitted on top of over head reservoir / UG sump or specified windows for air vent / entry / opening to prevent entry of birds / dirt particles etc complete all as specified and directed.

MCCB, 4 pole, 315 A, 50KA, 415V with thermal magnetic release, spreader links, adjustable over load and short circuit setting, fixed in replacement complete all as specified and directed. Make: L&T/Schnieder/ Seimens/ Legrand

Supply only calcium hypochlorite water disinfectant containing 60 to 70% chlorine contents (Calcuim based granular disinfectant for water treatment) packed in and including 45 Kg plastic drum complete all as specified from any of the following makes:- Make:-As on approved list of EinC's Branch. Note :- The contractor shall submit purchase vouchers, test certificates, Batch No, Lot No and its expiry date etc and other relevant documents alongwith supply of Calcium Hypochlorite granular disinfectant. Engineer-in-Charge shall verify the authenticity and genuiness of PVC and TCs before forwarding contractor's claim of payment. Supply of chemical shall not be accepted without production of these documents and no payments shall be made.

Supply only of bleaching powder grade-I, ISI marked packed in 25 Kg bag, complete all as directed.

Ring tyton joint including rubber ring,complete for DI/CI pipe 100 mm bore complete all as specified and directed.

Ring tyton joint including rubber ring,complete for DI/CI pipe 150 mm bore complete all as specified and directed.

Ring tyton joint including rubber ring,complete for DI/CI pipe 200 mm bore complete all as specified and directed.

Excavation along the CI pipe line of dia 300/ 400mm dia (main line) between leaking area, burning out the leaking joints and taking out joint with spun yarn and lead complete and rejointing the same with proper lead joint and lead wool to remove leakage completely including necessary returning filling the earth and well ramming in layers n exc 25cm each complete all as specified and directed.

Excavation along the CI/DI/GI pipe line of dia 80/100/150mm ( main line ) between leaking area,taking out old U/S MS clamp and supply & jointing properly with new clamp of same size, type including nuts, bolts and rubber packing complete including necessary returning filling earth and well ramming in layers n exc 25cm each complete all as specified and directed.

PVC float valve including socket, reducer etc. of size 20 mm bore, fixed in replacement complete all as specified and directed .

Supply only TCCA 90 (Trichloroisocyanuric Acid) to maintain PH of water and also cleaning the water complete all as diercted.

Supply only NaCl (Sodium Chloride) for chlorome plant complete all as diercted.

PVC flexible hose pipe 50 mm bore (fixed in replacement complete all as specified.

Battery charger unit 220 V to 12/24 volts of Make Power Max or equivalent make as aprroved by GE fixed in replacement complete all as specified and diercted.

Supply only Sodium Hypochlorite (NaOCl) solution consisting more than 12% active chlorine, pale yellowish liquid

Cutting the existing road/hard standing surfaces to a depth of 60 cm and 50 cm wide and getting out for laying under ground pipe including returning filling in, watering well ramming in layers not exceeding 25 cm in soil and filling the trench top with 15 cm thick PCC 1:2:4, type B1 using 20mm graded stone aggregate amd making good the disturbed surface complete all as specified and directed.

Disconnect the electric supply, dismantling coupling and removing 15 HP compressor, shifting to local workshop for repair / servicing, Opening up the compressor unit, dismantle and remove damaged piston, piston connecting rod, rings etc and replace with new one, Reconditioning / welding / filling / grinding / lathework to shaft of the compressor unit, supply & replace suitable size bearing of make : SKF - 2Nos, drain out the out dated compressor oil, cleaning the oil chamber thoroughly by removing the sludges from the oil sump, filling up new compressor oil of specified gravity - 4 Litres, replacement of air filters of suitable size - 2Nos, replacement of gasket set, coupling, aligning, replacement of worn out V - belts ( B-72) of make : Fenner - 3 Nos, reassembling after replacement of defective parts, transporting back to the original location, reinstalling at sie, connecting, testing & commissioning complete all as specified & directed.

Taking LT shutdown, dismantling and removing the 35 HP, 3 phase submersible pump set from existing foundation / position, shifting to authorized workshop for the repair work, removing the burnt winding, cleaning rotor / stator slots, re-winding the motor with super enamelled copper wire of the size equivalent to the original winding including insulated packing materials complete including varnishing, heating, drying etc, replacing the bearings, reassembling the motor, transporting to site of work and reinstalling back at it's original position, aligning, testing and commissioning on full load for 8 hrs continuous running complete including grinding the rust from impeller and any other works complete all as specified & directed.

Taking down sewage pump set of 30 HP from existing foundation/position, shifting to authorised workshop for the repair work, removing the burnt winding, cleaning rotor / stator slots, re-winding the motor with super enamelled copper wire of the size equivalent to the original winding including insulated packing materials, complete including varnishing, heating, drying etc, replacing the bearings, reassembling the motor, transporting to site of work and reinstalling back at it's original position, aligning, testing and commissioning on full load for 8 hrs continuous running complete including grinding the rust from impeller, change of oil seal and any other works, emptying the sewage sump and cleaning the sludge from sump complete all as specified & directed.

Taking down centrifuge machine (capacity 120 Kg / day ) from existing location, shifting to authourised workshop for the repair work and servicing, replacement of defective parts as required, testing and reinstalling back at it's original position, connected to sludge line after checking of servicibility of valves and any type leakage etc. complete all as specified and directed.

Opening the bearing cover from existing pump and replacing by new bearing both side of the pump of suitable size by greasing, before testing close the bearing cover, test pump with smooth sound and without heating the bearing cover complete all as specified and directed.

Excavation along the PVC/HDPE pipe line of any size between leaking area and supply and replacement of PE-AL-PE composite pressure pipes including fittings such as elbows, tee, reducers , coupler/adaptor etc as required at site and returning filling in and well dressing the surface complete all as specified and directed.

M/s S.R lahoti

M/S. M.A. Sharief engineers and contractors