REPAIR/MAINT OF STP INSTALLATION AND VARIOUS SPS UNDER GE MISSAMARI

Amount

M&L for collecting the samples from raw sewage sump and treated water sump monthly from STP i.e. before and after treatment, sample handling, transporting to NABL approved accredited laboratory to carry out the analysis of the following as per latest IS methods: (i)BOD (Biological Oxygen Demand) (ii)COD (Chemical Oxygen Demand) (iii)TSS(Total Suspended Solids) (iv) Fecal Coliform (v)Turbidity (vi)PH (vii)Total kjeldahl Nitrogen (viii Total Phosphorous (ix) Total Ammonia Nitrogen

M&L for cleaning the raw sewage RCC sump of capacity not more than 2.5 Lakh Litres at any location once in 11 months.The cleaning includes the following:- a)The complete job to be carried in a single day. b)Removal of left over dirty water and sludge with a sewage sludge removal pump. c) Removal of remaining sludge from the floor with the help of industrial vacuum Cleaner and scarapping the hard caccumulated sewage. d)Spraying of Non-toxic, bio-degradable, eco-friendly anti-bacterial agent to disinfect the tank from all harmful pathogens.

M&L for removing of filth/sludge and cleaning of Equalization tank of capacity of water 25 Lakhs ltrs of STP either manually or using equipment as the case may be. The filth/sludge is expected to be around one feet thickness at bottom of the tank. The filth/sludge which was removed from equalization tank to be disposed off by using their own vehicle/ manpower at designated place within 100 metres from the location and in consultation with Engr-in-charge. Notes:- (a) The filth/sludge will be lifted from tank and loaded and unloaded in their own vehicle by using their own tools and machineries and will be unloaded at the designated place properly. (b) Aftercoempletely removing of the flith/sludge from the equalization tank, the left out remaining water to be fully drained from the tank by the contractor on his own arrangements. (c) Rates for all equipment ,manpower,vehicle and safety equipments required to complete the job is deemed to be included in the quoted rates. (d) Any damage done to the structure of piping or any equipment contractor will be sole responsible to repair/ replace the same as existing earlier. (e) Work will not be permitted to commence without safety gears and equipment to the workers and after approval from Engr-in-charge to commence the Job. (f) Nozzles attached to aeration pipelines are also to be cleaned properly. by the contractor

M&L for cleaning the Treated water RCC sump of capacity 1.25 Lakh Litres at STP once in 11 months.The cleaning includes the following:- a)The complete job to be carried in a single day. b)Removal of left over dirty water and sludge with a special sludge removal pump. c) Removal of remaining sludge from the floor with the help of industrial vacuum Cleaner and scarapping the hard caccumulated sewage. d)Spraying of Non-toxic, bio-degradable, eco-friendly anti-bacterial agent to disinfect the tank from all harmful pathogens.

M&L for cleaning the RCC Chlorinated water tank of capacity 2.8 Lakh Litres at STP once in 11 months.The cleaning includes the following:- a)The complete job to be carried in a single day. b)Removal of left over dirty water and sludge with a special sludge removal pump. c) Removal of remaining sludge from the floor with the help of industrial vacuum Cleaner and scarapping the hard caccumulated sewage. d)Spraying of Non-toxic, bio-degradable, eco-friendly anti-bacterial agent to disinfect the tank from all harmful pathogens.

M&L for cleaning the Secondary Clarifier tank of capacity 22.5 Lakh Litres at STP once in 11 months. The cleaning includes the following:- a)The complete job to be carried in a single day. b)Removal of left over dirty water and sludge with a special sludge removal pump. c) Removal of remaining sludge from the floor with the help of industrial vacuum Cleaner and scarapping the hard caccumulated sewage. d)Spraying of Non-toxic, bio-degradable, eco-friendly anti-bacterial agent to disinfect the tank from all harmful pathogens.

M&L for removing the old filter media and cleaning of internal walls of Dual Media pressure filters at STP plant room of capacity 54000 ltrs/hr by brushing with nylon brush and using bleaching powder and cleaning of existing aeration nozzle attached to air blower pipe complete all as directed by Engineer in -charge. Note:- Rates for removal of the old filter media from the pressure filter and cleaning the filter are deemed to be included in the quoted rate. The filter media will be measured and paid separately under relevant items.

Supply and filling of anthracite grade 0.6-0.8 mm for a height of 300 mm in dual media filter complete all as specified and as directed.

Supply and filling of sand from barakar river for a height of 450 mm in dual media filter complete all as specified and as directed.

Supply and filling of Gravels 12x6 mm for a height of 100 mm in dual media filter complete all as specified and as directed.

Supply and filling of Gravels 37x12 mm for a height of 100 mm in dual media filter complete all as specified and as directed.

Supply and filling of Gravels 50x37 mm for a height of 100 mm in dual media filter complete all as specified and as directed.

Supply and flilling of Chlorine Gas cylinders used in water disinfection by transporting empty cylinders from STP to the nearest available refilling site and refilling the chlorine gas of quantity 640 Kg , transporting back to the site and refixing the same by connecting of valves duly testing for any chlorine leakage from the tank complete all as specified and as diretced. Note :-1. Necessary Tools and Plants required to complete the work will be borne by the contractor 2. Necessary Transport arrangement of chlorine gas cylinders will be made by the contractor . 3. At a time maximum 2 Nos empty chlorine gas cylinders will be handed over to the contractor for the said job. 4. Necessary amount required deemed to be included in the rate quoted.

Supply only Dewatering anionic Poly Electrolyte white granules having bulk density 0.7 g/cc having disolution conc 0.05 to 0.20 in a bag of capacity 10 Kg weight complete all as specified and as directed. Make : Acuroflo or equivalent make

M&L for disconnecting the electrical connection and pipe line connection from existing position and lifting submersible sewage pumpset from sewage well / sewage sump using chain pully for repairing / re-winding of motor /cleaning the blockages of pump set and lowering/errecting the pump set in its original position after reaparis and reconnecting the electrical connection / pipe line and trial running for ensuring functionality of following capacity:- Note: Cost of rewinding and spare parts are measured under respective items: (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

M&L for opening up short circuited electric induction motor, 3 phase AC 440 Volts, cutting and removing the burnt stator winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge including cleaning of slots, all necessary insulating materials, varnishing, drying complete all as specified and directed at site for the following capacity :- (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

Repairs to squirrel cage induction motor shaft by welding / grinding, polishing to required sizes for motors of the following capacity : (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

Replacement of motor end ball bearing and bushing suitable for following capacity : (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

M&L for dismantling of non clog submersible sewage pump set and re-assembling the same and testing complete of following capacity:- (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

Supply and fix of GM impellers for non clogging submersible sewage pump with key and bushes suitable for :- (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

Supply& fix of Pump Shaft steel for non clog sewage pump with key and bushes suitable for :- (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

Supply & fix of Bearing & bush for non clog sewage pump with key and bushes suitable for :- (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

S & F Motor coupler sleeve with key suitable for non clog sewage pump set of existing make/capacity : (a) 2 / 3 HP

(c) 12.5 to 15 HP

(d) 20 to 25 HP

M&L for disconnecting the electrical connection and pipe line connection from existing position and lifting centrifugal motors from air blowers , eletric solid bowl centrifuse , poly electric dosers , coarse and fine screens , conveyor belts , organic return pumps , grit rack classifier , grit scrapper , sludge screw motors , chlorine dosers , chlorine absorbers , caustic recirculation pumps using chain pully / Manual for repairing / re-winding of motor /cleaning the blockages of pump set and refixing the pump set in its original position after reapars and reconnecting the electrical connection / pipe line and trial running for ensuring functionality of following capacity:- Note: Cost of rewinding and spare parts are measured under respective items. (a) 0.5 / 1.5 HP

M&L for opening up short circuited electric induction motor, 3 phase AC 440 Volts, cutting and removing the burnt stator winding coils complete and re-winding the same with super enamelled copper conductor wires of appropriate size as per the existing gauge including cleaning of slots, all necessary insulating materials, varnishing, dryining complete all as specified and directed at site for the following capacity :- (a) 0.5 / 1.5 HP

S/F terminal connector for motors of the following capacity : (a) 0.5 / 1.5 HP

S/F PVC fan blade for centrifugal motors of the following capacity : (a) 0.5 / 1.5 HP

M & L for repairs to squirrel cage induction motor shaft by welding / grinding, polishing to required sizes for motors of the following capacity : (a) 0.5 / 1.5 HP

M & L for replacement of motor end ball bearing and bushing suitable for following capacity : (a) 0.5 / 1.5 HP

Repair/ servicing of belt conveyor mechanism run by 2 HP motor by repairing of necessary gear system and rollers incl replacement of minor spare parts such as bearings, belt etc to make it functional complete all as specified and directed.

Repair/ servicing of Grit scrapper mechanism run by 1 HP motor by repairing of necessary gear system, blades, welding work and rollers incl replacement of minor spare parts such as bearings etc to make it functional complete all as specified and directed.

Repair/ servicing of Grit rack classifier mechanism run by 2 HP motor by repairing of necessary gear system, welding work and rollers incl replacement of minor spare parts such as bearings etc to make it functional complete all as specified and directed.

Repair/ servicing of Anoxic Mixture mechanism run by 5 HP motor by repairing of necessary gear system, blades, welding work and rollers incl replacement of minor spare parts such as bearings etc to make it functional complete all as specified and directed.

Repair/ servicing of Grit organic return pump mechanism run by 0.5 HP motor by repairing of necessary gear system and rollers incl replacement of minor spare parts such as bearings etc to make it functional complete all as specified and directed.

Repair/ servicing of Polyelectrolye dosing sytem run by 1 HP motor by repairing of necessary gear system,blades and rollers incl replacement of minor spare parts such as bearings etc to make it functional complete all as specified and directed.

Supply, laying, testing and commissioning of XLPE insulated ,PVC outer Sheathed Copper conductor armoured cable of 25 Sqmm 4 core 1100 Volts grade including cable lugs, cable end termination with brass compression glands and copper lugs for connection complete all as specified and directed.

Supply, laying, testing and commissioning of XLPE insulated ,PVC outer Sheathed Copper conductor armoured cable of 10 Sqmm 4 core 1100 Volts grade including cable lugs , cable end termination with brass compression glands and copper lugs for connection complete all as specified and directed.

S&F PVC insulated and sheathed FRLSH copper cable, Single core, with multi-stranded copper conductor of 1100 volts grade and size 10 sq mm duly connected with copper lugs complete all as specified and directed.

S&F PVC insulated and sheathed FRLSH copper cable, Single core, with multi-stranded copper conductor of 1100 volts grade and size 16 sq mm duly connected with copper lugs complete all as specified and directed. .

Supply, laying, testing and commissioning of XLPE insulated ,PVC outer Sheathed Copper Control cable of size 1.5 Sqmm 2 core 1100 Volts grade including cable lugs , cable end termination with brass compression glands and copper lugs for connection complete all as specified and directed.

Supply, laying, testing and commissioning of XLPE insulated ,PVC outer Sheathed Copper Control cable of size 1.5 Sqmm 3 core 1100 Volts grade including cable lugs , cable end termination with brass compression glands and copper lugs for connection complete all as specified and directed.

Supply and fix in replacement of MCCB 250 Amps, 4pole,415volt,50Hz,36 KA (fixed thermal magnetic type) complete all as specified and as directed.

Supply and fix in replacement of MCCB 200 Amps, 4pole,415volt,50Hz,36 KA (fixed thermal magnetic type) complete all as specified and as directed.

Supply and fix in replacement of MCCB 160 Amps, 4pole,415volt,50Hz,36 KA (fixed thermal magnetic type) complete all as specified and as directed.

Supply and fix in replacement of MCCB 125 Amps, 4pole,415volt,50Hz,16 KA (fixed thermal magnetic type) complete all as specified and as directed.

Supply and fix in replacement of MCCB 100 Amps, 4pole,415volt,50Hz,16 KA (fixed thermal magnetic type) complete all as specified and as directed.

Supply and fix in replacement of MCCB 63 Amps, 4pole,415volt,50Hz,16 KA (fixed thermal magnetic type) complete all as specified and as directed.

Supply and fix in replacement of MCB 63 Amps, C curve ,TPN , 415volt, 50Hz,10 KA complete all as specified and as directed.

Supply and fix in replacement of MCB 40 Amps, C curve ,TPN , 415volt, 50Hz,10 KA complete all as specified and as directed.

Supply and fix in replacement of MCB 40 Amps, SPN ,230volt,50Hz,10 KA complete all as specified and as directed.

Supply and fix in replacement of MCB 32 Amps, SPN ,230volt,50Hz,10 KA complete all as specified and as directed.

Supply and fix in replacement of MCB 6-32 Amps, SP ,230volt,50Hz,10 KA complete all as specified and as directed.

M&L for disconnection of electric connection, decoupling the air blower of capacity 30 cum/hr @ 7.0mwc head electric, twin lob positive display rotary compressor from its position, assembling after carrying out repairs incl replacement of minor spares such as shaft protection sleeves,ball bearings,mechanical seal, pullies,belts,belt cover and reconnection of electrical connection and testing for its complete functioning all as specified and directed by Engr in charge.

M&L for disconnection of electric connection, decoupling the air blower of capacity 175 cum/hr @ 7.0mwc head electric, twin lob positive display rotary compressor from its position, assembling after carrying out repairs incl replacement of minor spares such as shaft protection sleeves,ball bearings,mechanical seal, pullies,belts,belt cover and reconnection of electrical connection and testing for its complete functioning all as specified and directed by Engr in charge.

M&L for disconnection of electric connection, decoupling the air blower of capacity 1500 cum/hr @ 7.0mwc head electric, twin lob positive display rotary compressor from its position, assembling after carrying out repairs incl replacement of minor spares such as shaft protection sleeves,ball bearings,mechanical seal, pullies,belts,belt cover and reconnection of electrical connection and testing for its complete functioning all as specified and directed by Engr in charge.

M&L for disconnection of electric connection, decoupling the air blower of capacity 4300 cum/hr @ 7.0mwc head electric, twin lob positive display rotary compressor from its position, assembling after carrying out repairs incl replacement of minor spares such as shaft protection sleeves,ball bearings,mechanical seal, pullies,belts,belt cover and reconnection of electrical connection and testing for its complete functioning all as specified and directed by Engr in charge.

Supply and fix MNX 9 Contactor AC3 rating 9 amps AC1 rating 25amps with 1NO + 1NC Auxillary contacts confirming to IS specifications complete all as specified and directed.

Supply and fix MNX 18 Contactor AC3 rating 18 amps AC1 rating 30amps with 1NO + 1NC Auxillary contacts confirming to IS specifications complete all as specified and directed.

Supply and fix MNX 40 Contactor AC3 rating 40 amps AC1 rating 55amps with 1NO + 1NC Auxillary contacts confirming to IS specifications complete all as specified and directed.

Supply and fix MNX 50 Contactor AC3 rating 50 amps AC1 rating 85amps with 1NO + 1NC Auxillary contacts confirming to IS specifications complete all as specified and directed.

Supply and fix MNX 80 Contactor AC3 rating 80 amps AC1 rating 100amps with 1NO + 1NC Auxillary contacts confirming to IS specifications complete all as specified and directed.

Supply and fix MNX 95 Contactor AC3 rating 95 amps AC1 rating 160amps with 2NO + 2NC Auxillary contacts confirming to IS specifications complete all as specified and directed.

Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for foundations etc, or for shafts, wells, cesspits, man holes, pier holes etc not exc 10 sq m on plan and getting out in soft / loose soil complete all as specified and directed.

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

Removing excavated materials (soil) not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

M&L for replacement of wornout / unserviceable "V" belt for power transmission of air blowers of following sizes :- a) B-38

M&L for Replacement of filter of suitable size and air filteration upto 15 -40 microns for the following air blower system: (a) 30 m3 /Hr

Supply and fix bimetal thermal over load relay of following ranges :- (a)MN-5 , 9-15 Amps

(b) MN-5 , 14-23 Amps

(c) MN-5 , 20-33 Amps

(d)MN-5 , 30-50 Amps

(e)MN-5 , 45-75 Amps

(f)MN-5 , 66-110 Amps

Material & Labour in replacement for the following unserviceable accessories of PMCC LT panel carefully complete all as directed: (a) Digital LED Voltmeter 3Ph, 4W IPM 240 V (L-N) 1 A Class 1 FM suitable for measuring Alternating Voltage , Alternating Current , KW ,KVA , PF. Make L&T/Legrand/Schneider

(b) Digital LED Ammeter 3Ph, 4W IPM 240 V (L-N) 1 A Class 1 FM suitable for measuring Alternating Voltage , Alternating Current , KW ,KVA , PF. Make L&T/Legrand/Schneider

(c) CT's of suitable ratio for LT 3 phase system, 1.1 kv grade, single burden, general purpose, of CT ratio as per site requirement. Make L&T/Legrand/Schneider

(d) LED Indicator Lamps for each phases including holders and of colours red / yellow / blue etc.

(e) Timer Switch of starter Make:L&T /Legrand /Schneider

S&F Push button assembly for LT panel in green or red colour all as directed by Eng-in-charge.

S&F add-on block with 2NO - 2NC contacts all as directed by Eng-in-charge.

M&L in replacement of single phase preventer in electric panel board Sewage Treatmant plants all as per direction of Eng-in-charge.

Material & Labour for Painting to DI/GI pipe line 80 to 400 mm dia for Condensor Water Pump to Cooling Tower and vice versa as per existing color code with one coat of synthetic enamel paint complete all as directed. Note :- Special type of tools & tackles, swings, scaffolding and safety accessories etc required for the work shall be arranged by the contractor and rate quoted shall deemed to be included for the same.

Material & Labour for Painting to electric motors any type any capacities and mechanical devices like coarse and fine screens , belt conveyors, anoxic mixtures , grit scrapper , rack classifier , screw sewage pumps , sewage bowl pumps , chlorine neutralization tanks , Dual Media filters , Air Blowers , Electric Panels , Iron components like ladders railing etc as per existing colors code with two coat of synthetic enamel paint complete all as specified and directed. Note :- Special type of tools & tackles, swings, scaffolding and safety accessories etc required for the work shall be arranged by the contractor and rate quoted shall deemed to include for the same.

M &L in replacement of supports, clamps, straps D-clamps, back plates and MS frames fabricated from structural steel sections such as MS channel, angle iron and flats of suitable size etc including nuts, ,bolts, washers eye hooks, welding, bending cold or hot drilling holes for bolts in any shape or size including two coats of synthetic aluminium paint over a coat of red oxide primer after preparation of steel surface complete all as specified.

Supply and fix in replacement gland packing of various sizes of valves from 80mm dia to 400 mm dia for arresting of leages from sluice valves complete all as specified by Engr-in- charge

M&L for earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6mm thick buried directly in ground (earth pit not less than 2.25 metre below ground level) with top edge of the earth plate not less than 1.5 metre below ground level, connected to GI earth strip of size 32x6mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 of SSR Part I connected to earth test point all as specified or indicated including excavation and connected earth work, in soft/loose soil, removing soil upto 50m, PCC 1:3:6 type C1 as in pit, 20mm dia GI pipe medium grade for watering pipe, 40mm bore GI medium grade earth lead protection pipe, 50mm thick RCC 1:2:4 type B1 cover slab of earth pit reinforced with 8 mm dia TMT Bars @ 10cm C/C both ways and with handle made out of 20mm dia bars, funnel, strainer, alternate layer of charcoal dust and common salt and testing on completion , complete all as specified and directed.

Material & Labour for caliberation of SCADA system including updation of softwares including replacement of necessary spares , checking relay contacts , replacement of relays, MCBS as per existing make and size ,checking of alarm system to make it functional properly complete all as specified and directed

Material & Labour for replacement of drives of SCADA system for controlling operation of various motors of sewage treatment plant as per existing one complete all as specified and directed.

Material and Labour for repairing/ replacement of ethernet system of SCADA to make it functional complete all as specified and directed.

Material & Labour for caliberation of Turbidity meter Testing Equipment to make it functional properly complete all as specified and directed

Material & Labour for caliberation of pH meterTesting Equipment to make it functional properly complete all as specified and directed

Material & Labour for caliberation of Spectrophotometer Testing Equipment to make it functional properly complete all as specified and directed

S & F in replacement of ultrasonic level sensor installed at various RCC sumps complete all as specified and directed.

S & F in replacement of flow meter of range 0-1000 cum/Hr of dia 400 mm all as specified and directed.

S &F in replacement of automatic switch on water level sensor installed at various SPS complete all as specified and directed

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 150 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification K-9 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. Note 1- Excavation,DI Specials shall be measured and paid separately. Note- Rate of rubber gasket joint shall be included in quoted rate. Note 2- Rate of rubber gasket joint shall be included in quoted rate.

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 200 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification K-9 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. Note 1- Excavation,DI Specials shall be measured and paid separately. Note- Rate of rubber gasket joint shall be included in quoted rate. Note 2- Rate of rubber gasket joint shall be included in quoted rate.

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 250 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification K-9 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. Note 1- Excavation,DI Specials shall be measured and paid separately. Note- Rate of rubber gasket joint shall be included in quoted rate. Note 2- Rate of rubber gasket joint shall be included in quoted rate.

M&L Cast Iron Sluice Valve 150 mm bore (dia), comply with IS:14846-2000, Class PN-1.6, both Ends Flanged, having Gun Metal Working Parts, Stainless Steel Spindle with Cast Iron Hand Wheel with all necessary fixing Arrangements such as Gaskets, Mild Steel Nuts, Bolts, Washers, etc. and testing including taking down unserviceable Sluice Valve,complete all as specified.

M&L Cast Iron Sluice Valve 200 mm bore (dia), comply with IS:14846-2000, Class PN-1.6, both Ends Flanged, having Gun Metal Working Parts, Stainless Steel Spindle with Cast Iron Hand Wheel with all necessary fixing Arrangements such as Gaskets, Mild Steel Nuts, Bolts, Washers, etc. and testing including taking down unserviceable Sluice Valve,complete all as specified.

M&L Cast Iron Sluice Valve 250 mm bore (dia), comply with IS:14846-2000, Class PN-1.6, both Ends Flanged, having Gun Metal Working Parts, Stainless Steel Spindle with Cast Iron Hand Wheel with all necessary fixing Arrangements such as Gaskets, Mild Steel Nuts, Bolts, Washers, etc. and testing including taking down unserviceable Sluice Valve,complete all as specified.

S&F DI Bends tapers, Tees, pieces, Reducer Tee (Single or double branch) any Type and angle/ radius and straight connecting pieces for Pipe upto 100 mm bore complete all as specified and as directed

M&L Cement Concrete 1:4:8 (40mm graded aggregate) in Foundations, Filling and Mass Concrete, etc., complete all as specified and as directed.

M&L Cement Concrete 1:3:6 (20mm graded aggregate) in Foundations, Filling and Mass Concrete, etc., complete all as specified and as directed.

Supply only grease for weekly maintenance of sluice valves , gate valves and other mechanical devices of STP complete all as specified and directed.

S & F MS Nut bolt with spring washer for pump set of suiable size as per existing sample nuts and bolts complete all as specified and as directed by EIC.

Supply and replace air blower oil as per existing one of air blowers complete all as specified and directed.

Supply and lay in replacement of FAB Media of MBBR of STP plant complete all as specified and directed

RS COOLING APPLIANCES