CLEANING SANITIZING OF OVERHEAD TANKS RESERVOIRS UG SUMP FILTERATION PLANT STP AT MD OTM AREAAND CERTAIN MISC REPAIR TO VARIOUS TYPE OFPUMPS AND OTHER MACHINERIES LOCATED ATVARIOUS WATER SUPPLY INSTALLATION INCLUDING OTHERALLIED WORKS UNDERGE NARANGI

Amount

Excavation in trenches not exc 1.50 m wide and not exc 1.50 m deep for foundation, laying of pipe or for shafts, wells cesspits,man holes etc not exc 10 Sqm on plan and n exc 1.5m in depth and getting out in soft / loose soil complete all as specified and as directed.

Returning, filling, in soil including spreading, levelling, watering and well ramming in layers n.exc. 25cm thick complete all as specified and as directed.

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

Taking up 100mm bore CI/DI water main including all fittings with any type of joint from trenches complete all as specified and as directed.

Taking up 80mm bore CI/DI water main including all fittings with any type of joint from trenches complete all as specified and as directed.

Supply, laying and testing ISI marked, 100 mm bore size ductile iron pressure pipe socket and spigot end, class K-7, conforming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for Push-on-joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating, laid in trenches complete all as specified and as directed.

Supply, laying and testing ISI marked, 80 mm bore size ductile iron pressure pipe socket and spigot end, class K-7, conforming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for Push-on-joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating, laid in trenches complete all as specified and as directed.

Taking up or down, steel water tubing, 50 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, steel water tubing, 25 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

Taking up or down, steel water tubing, 20 mm bore from trenches/wall,ceiling or floors including all fittings complete all as specified and as directed.

S & F GI tubing 50 mm bore, medium grade with all fittings, laid in trenches complete all as specified and as directed.

S & F GI tubing 25 mm bore, medium grade with all fittings, laid in trenches complete all as specified and as directed.

S & F GI tubing 20 mm bore, medium grade with all fittings, laid in trenches complete all as specified and as directed.

S & F GI tubing 20 mm bore, medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed.

S&F in repairs Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 50 mm bore complete all as specified and as directed.

S&F in repairs Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 25 mm bore complete all as specified and as directed.

S&F in repairs Gun-metal, globe or gate valves,with iron wheel head, screwed both ends for iron pipe and fixed 20 mm bore complete all as specified and as directed.

S&F Straight plain brass ferrules 25mm (or connecting screws) screwed both ends and fixed complete all as specified and as directed.

M&L for making cutting on existing road of 3.65 m wide for laying various size of Di pipe under road and got it repair the road cutting repair and match with existing road surface complete all as specified and as directed.

M&L for seven stage cleaning and sterilization of inside of overhead pressed steel tank at Phase -II MD Accn Area of capacity 0.75 Lakh Gallon through bacteriological treatment by using E-in-c's Branch approved chemical as recommended by GE and ultra voilet ray including arrangement of necessary tools & plants, labour etc complete all as specified and as directed. Seven stages are as under follows :- (a) First stage is to drain out the water by using exit valve or his own high capacity dewatering ststem. (b) Second stage is cleaning all the algae fromation inside the tank by using E-in-c's Branch approved chemical as recommended by GE. (c) Third stage is scrubbing the wall with mechanical scrubber and fresh water cleaning by high speed jet pump (rotary & flat) to remove all scalling, algae and other formed particles on internal surface of the tank completely. (d) Forth stage and first bacteria screening is sterilization by using E-in-c's Branch approved chemical as recommended by GE. (e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleanerand sludge sucker having maximum 1200W with sutable heavy duty rugged motor to free of any foreign and loose particles on any nature. (f) Sixth stage is the second bacteria screening and sterilizing method by using ultra voilet ray by heavy duty UV radiation which shall have covering 360 degree of sterilization with the tank to kill all suspended bacteria. (g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor and wall of the water tank by using oxidizing agent terbac G65/ Sodium Peraoxide or equivalent non- toxic bio- degradable eco friendly anti bacterial agent certified by Govt approved laboratory to disinfect the over head tank from all harmful pathogens .

All as per item No 20 here-in-before but for pressed mild steel tank at Tarapore Enclave capacity 0.50 Lakh Gallon.

All as per item No 20 here-in-before but for mild steel tank at Peerbaba Colony capacity 0.072 Lakh Gallon.

All as per item No 20 here-in-before but for pressed mild steel tank at ADG Complex Area of capacity 1.0 Lakh gallon.

All as per item No 20 here-in-before but for pressed mild steel tank at Shopping Complex capacity 0.16 Lakh Gallon.

All as per item No 20 here-in-before but for pressed mild steel tank at 'C' block MD Accn area of capacity 2.0 Lakh gallon.

All as per item No 20 here-in-before but for mild steel tank at Jorabat Colony capacity 0.072 Lakh Gallon.

All as per item No 20 here-in-before but for mild steel tank at 41 Veh Coy capacity 0.072 Lakh Gallon.

All as per item No 20 here-in-before but for RCC tank at Phase-II MD Accn area of capacity 0.25 Lakh gallon.

All as per item No 20 here-in-before but for RCC tank at Jintu Vihar MD Accn area of capacity 1.0 Lakh gallon.

All as per item No 20 here-in-before but for RCC tank at Phase-II MD Accn area of capacity 1.0 Lakh gallon.

All as per item No 20 here-in-before but for RCC tank at CJW area of capacity 1.0 Lakh gallon.

All as per item No 20 here-in-before but for RCC tank at 'C' block MD Accn area of capacity 1.0 Lakh gallon.

All as per item No 20 here-in-before but for RCC tank at 'B' block MD Accn area (Havaldar Pump House) of capacity 1.0 Lakh gallon.

All as per item No 20 here-in-before but for RCC tank at 'B' block MD Accn area (Havaldar Pump House) of capacity 0.50 Lakh gallon.

All as per item No 20 here-in-before but for Semi-UG Sumps at Main Pump House capacity 4.5 Lakh Gallon.

All as per item No 20 here-in-before but for Semi-UG Sumps at Main Pump House capacity 1.5 Lakh Gallon.

All as per item No 20 here-in-before but for Semi-UG Sumps of capacity 0.2 Lakh Gallon at (i) Peerbaba Colony Pump House (ii) 1 ABW Madhuban Officers Mess (iii) Jorabat Colony Pump House (iv) 41 Veh Coy Pump House

All as per item No 20 here-in-before but for Semi-UG Sumps at Swimming pool Pump House capacity 0.50 Lakh Gallon.

All as per item No 20 here-in-before but for Semi-UG Sumps at New Havaldar House capacity 1.0 Lakh Gallon.

All as per item No 20 here-in-before but for 2XSemi-UG Sumps at Water Filtration Plant at 'E' Block each having capacity 0.5 Lakh Gallon.

M&L for comprehensive cleaning of swimming pool of size 50m X 21m (Olympic Size with Diving Zone) metres with diving pool situated near Rhino Shopping Complex by complete washing out of old settled water including scrapping off the old surfaces using wire brush/stainless steel wiper etc and removal of settled sludge to a suitable distance all as directed at site and cleaning of entire swimming pool by using bleaching powder and detergent and wiping off residual waste water through the drain out chamber complete all as directed including sun drying complete all as specified and as directed. (Note: The work shall be carried out by the contractor after seasonal closure of swimming pool)

All as per item No 41 here-in-before but for Swimming Diving Pool of size 15m X 15m.

M&L for comprehensive cleaning of B Block Natural Water Resource and FAD Natural Water Resource of approx 1.0 lacks liters by complete washing out of old settled muddy sand, soil mixture (sludge) etc and removal of settled sludge to a suitable distance not exc. 50mtr complete all as specified and as directed. The rate includes cleaning of pipe lines approx distance of 1KM from pump house each side.

M&L for lifting of submersible non clogging pump set from sewage well including dismantling all connections and keeping aside for reinstalling after comprehensive cleaning of sewage treatment plant reservoirs at Phase-II area such as collection cum equalization tank, CC tank, tube settler tank and clear water sump by dewatering and removal of existing sludge from various chambers and scrapping off after draining out waste/sludge and depositing to a suitable location as directed at site, cleaning of all reservoirs mentioned above using bleaching powder and wire brush and wiping off properly including sun drying before re commissioning at site complete all as specified and as directed. Note: Proper shut down shall be taken before commencement of subject work

M&L for lifting of submersible non clogging pump set of size 12.5 HP from sewage well including dismantling all connections and keeping aside for reinstalling after comprehensive cleaning of sewage well by extracting complete sewage settlements/sludge/mud/waste particles and disposal at a distance not exceeding 50 metre from the sewage pump house complete to the entire satisfaction of engr-in-charge complete all as specified and as directed.

M&L for complete servicing, greasing of the Fire fighting pump motor sets of capacity 120/105 BHP by dismantling from the position ,unscrewing nut bolt, cleaning, greasing and replacement of unserviceable bushes, Shaft Sleeve, bearing (Make SKF/Tata), gasket, gland packing/water seals, nut bolts of suitable size including painting with two coats of synthetic enamel paint and re-assembling the same in position and connect to the both end terminal circuit testing and commissioning complete all as specified and as directed. (Note:- 1. Arrangement of necessary T&P items required for dismantling and reassembling pump motor set shall be deemed to be included in the quoted rate. 2. Cost of new bushes, bearing, gasket, gland packing nut bolts etc shall be deemed to be included in the quoted rate.)

M&L for complete servicing, greasing of the pump motor sets of capacity 100 HP by dismantling from the position ,unscrewing nut bolt, cleaning, greasing and replacement of unserviceable bushes, Shaft Sleeve, bearing (Make SKF/Tata), gasket, gland packing/water seals, nut bolts of suitable size including painting with two coats of synthetic enamel paint and re-assembling the same in position and connect to the both end terminal circuit testing and commissioning complete all as specified and as directed. (Note:- 1. Arrangement of necessary T&P items required for dismantling and reassembling pump motor set shall be deemed to be included in the quoted rate. 2. Cost of new bushes, bearing, gasket, gland packing nut bolts etc shall be deemed to be included in the quoted rate.)

All as per item No 47 here-in-before but of capacity 40/50 HP complete all as specified and as directed.

All as per item No 47 here-in-before but of capcity 25 HP complete all as specified and as directed.

All as per item No 47 here-in-before but of capcity 12.5/10 HP complete all as specified and as directed.

All as per item No 47 here-in-before but of capcity upto 3/5/7.5 HP complete all as specified and as directed.

M&L for re-winding of 100 HP Centrifugal motor after disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as specified and as directed.

All as per item No 52 here-in-before but of capcity 50 HP complete all as specified and as directed.

All as per item No 52 here-in-before but of capcity 25 HP complete all as specified and as directed.

All as per item No 52 here-in-before but of capcity 12.5/10 HP complete all as specified and as directed.

All as per item No 52 here-in-before but of capcity 7.5/5.0 HP complete all as specified and as directed.

All as per item No 52 here-in-before but of capcity 3.0/2.0 HP complete all as specified and as directed.

All as per item No 52 here-in-before but of capcity 1.0/0.50 HP Booster Pump complete all as specified and as directed.

M&L for re-winding of 50 HP Submersible motor after disconnecting motor from pump, taking out burnt winding wire of field coil and re-winding of field coil with suitable size of super enameled copper winding wire with necessary insulation materials including complete overhauling and re-fixing motor, pump on frame with new nuts bolts etc and necessary connection to the terminal complete all as specified and as directed.

All as per item No 59 here-in-before but of capcity 40 HP complete all as specified and as directed.

All as per item No 59 here-in-before but of capcity 10/12.5 HP complete all as specified and as directed.

M&L for lifting of submersible non clogging pump set with 10/12.5 HP capacity motor from sewage well for repair/rewinding after taking out burnt winding wire and re-winding of same with suitable size of super enameled copper winding wire with necessary insulation and re-installing the same by proper assembling with connected pump set, testing commissioning complete all as specified and as directed.

M&L for lifting up of submersible pump set including column pipe from bore well and re-lowering the same with replacement of damaged gasket, nut and bolts etc. after development of bore well work complete all as specified and as directed.

S&F in repair fully automatic star delta starter 125 HP in sheet steel encloser type MN with single phase protection feature AC 3 Phase 415 Volt 50 Hz, complete all as specified and as directed. Make L&T, CAT No. SS90923 or equivalent in BCH/Havells.

S&F in repair fully automatic star delta starter 50 HP in sheet steel encloser type MN with single phase protection feature AC 3 Phase 415 Volt 50 Hz, complete all as specified and as directed. Make L&T, CAT No. SS90730 or equivalent in BCH/Havells.

S&F in repair fully automatic star delta starter 25 HP in sheet steel encloser type MN with single phase protection feature AC 3 Phase 415 Volt 50 Hz, complete all as specified and as directed. Make L&T, CAT No. SS91855 or equivalent in BCH/Havells.

S&F in repair fully automatic star delta starter 12.5 HP in sheet steel encloser type MK with single phase protection feature AC 3 Phase 415 Volt 50 Hz complete all as specified and as directed. Make L&T, CAT No. SS96254 or equivalent in BCH/Havells.

S&F in repair DOL starter 10 HP in sheet steel encloser type MU1 with single phase protection feature AC 3 Phase 415 Volt 50 Hz complete all as specified and as directed. Make L&T, CAT No. SS95647 or equivalent in BCH/Havells.

S&F in repair DOL starter 7.5 HP in sheet steel encloser type MK1 with single phase protection feature AC 3 Phase 415 Volt 50 Hz complete all as specified and as directed. Make L&T, CAT No. SS96210 or equivqlent in BCH/Havells.

S&F in repair single phase starter 3.0 HP in sheet steel encloser type MU-2P, 240 Volt complete all as specified and as directed.Make L&T, CAT No. CS90319KODO or equivqlent in BCH/Havells.

S&F in repair single phase starter 2.0 HP in sheet steel encloser type MU 2-P, 240 Volt complete all as specified and as directed. Make L&T, CAT No. CS90319KOCO or equivqlent in BCH/Havells.

S&F in repair power contactor of MI series 100 Amps, 3 pole with coil voltage of 240 volts, 50 Hz 2 NO+2NC auxilary contacts suitable for upto 100 HP starter complete all as directed. (Make - L&T/C&S/Legrand/Havells).

S&F in repair single phase preventor of 415V, 50Hz suitable for upto 100 HP starter complete all as specified and as directed. (Make - L&T/C&S/Legrand/Havells).

S&F in repair CT Coil of 415V, 50Hz complete all as specified and as directed. Make - L&T/C&S/Legrand/Havells.

S&F in repair electronic timer 415V, 50Hz complete all as directed. (Make - L&T/C&S/Legrand/Havells).

S&F in repair Relay 6 Amp to 18 Amp of 240 V, 50 Hz for upto 100 HP complete all as specified and as directed. Make - L&T/C&S/Legrand/Havells.

S&F in repair bronze impeller suitable for 100 HP motor pump as per manufacturer design complete all as specified and as directed.

S&F in repair bronze impeller suitable for 25 HP motor pump as per manufacturer design complete all as specified and as directed.

S&F in repair MCCB adjustable thermal and magnetic setting of capacity 4 Pole, 415 V, 250 Amps with breaking capacity 25 KA complete all as specified and as directed. Make-Legrand, CAT No. 4202 19 or equivqlent in/Scneider/L&T.

S&F in repair MCCB adjustable thermal and magnetic setting of capacity 4 Pole, 415 V, 160 Amps with breaking capacity 25 KA complete all as specified and as directed. Make-Legrand, CAT No. 4202 17 or equivqlent in/Scneider/L&T.

S&F in repair MCCB adjustable thermal and magnetic setting of capacity 4 Pole, 415 V, 100 Amps with breaking capacity 25 KA complete all as specified and as directed. Make-Legrand, CAT No. 4202 15 or equivqlent in/Scneider/L&T.

S&F in repairs submersible cable PVC insulated and sheathed 3 core 25 sqmm with copper conductor 1100 volts grade complete all as specified and as directed.

S&F in repairs submersible cable PVC insulated and sheathed 3 core 6 sqmm with copper conductor 1100 volts grade complete all as specified and as directed.

S&F in repairs PVC insulated multistranded single core flame retardent cable of size 70 Sqmm with copper conductor 1100 volts grade conforming to IS:694/1990 ISI complete all as specified and as directed.

S&F in repair cast iron foot valve 200 mm dia screwed type ISI marked, as per IS 4018, including jointing rubber gasket, nut bolt complete all as specified and as directed.

S&F in repair cast iron foot valve 150 mm dia screwed type ISI marked, as per IS 4018, including jointing rubber gasket, nut bolt complete all as specified and as directed.

M&L for complete removal of existing treatment of pressed steel tanks/ladders/raising mains, delivery mains, wash out and overflow pipe line of OH reservoir/ and applying two coat of synthetic enamel paint over a coat of red oxide metal primer complete all as specified and as directed.

M&L for Pre-cast cement concrete (type B-1 1:2:4 using 20 mm graded stone aggregate) block masonry with solid blocks, exc 10 cm in width and setting in mortar 1.4 complete all as directed.

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