REPAIR MAINTENANCE REPLACEMENT OF ANY TYPE PUMPS MOTORS BOREWELLS SUBMERSIBLE AND EXTERNAL WATER SUPPLY DISTRIBUTION NETWORKS ALONG WITH ALLIED WORKS INCLUDING CLEANING OF UG SEMI UG OH TANKS ETC AT RCI TECHNICAK AREA UNDER GE I RCI RND RCI HYDERAB

Amount

Repair/rectification of leakages to water supply distribution lines 15 mm bore to 25 mm bore GI/PPR tubing with provision of necessary excavation, cutting of hard standing, returning and filling in as required, tightening of loose joints of union, elbow, sockets etc, threading if required including replacement of GI unions/sockets/nipples as required at site complete all as specified and directed.

All as per item No 1 above but for GI tubing 40 mm bore to 50 mm bore

All as per item No 1 here-in-before but for GI tubing 80 mm bore to 100 mm bore.

All as per item No 1 here-in-before but for GI tubing 100 mm bore to 150 mm bore.

M&L for attending break down of water supply pipe line at RCI area / Military Roads and repairs to CI/DI/MS water mains of size 80 mm to 450 mm bore at a given notice including necessary excavation in mud, in any type of soil , PCC,RCC, hard rock etc by manual or using special T&P such as JCB etc. De-watering from the trenches by using pump sets, rectification of leakages, fixing of CI specials such as collars, bends/tail peaces etc and making joints complete all as specified and as directed including making good of disturbed surfaces.

Taking up or down steel tubing along with connections and all fittings from trenches / walls / floors complete all as directed for the following sizes .

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia

100 mm dia

S&F, steel water tubing, medium grade, ISI marked, galvanized, including all fittings such as bends, tees, elbows, reducers, unions, plugs, sockets etc., laid in trenches or fixed to walls and ceilings or concealed in walls, ducts/ceilings or laid in floors complete all as specified and directed for the following sizes.

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia

100 mm dia

S&F in repairs, Gun metal, globe or gate valves with iron wheel head, ISI marked screwed both ends for iron/GI pipe and fixed complete all as specified and as directed for the following sizes.

20 mm dia

25 mm dia

40 mm dia

50 mm dia

Taking up or down CI/DI pipes with all pipe fittings from trenches, supports etc., complete all as directed for the following sizes.

100 mm dia

150 mm dia

200 mm dia

Supply, laying, jointing and testing Ductile Iron pipes with spigot and socketed ends, centrifugally cast, class K-7, conforming to IS in any length with blue epoxy coating laid in trenches complete including jointing by using rubber gasket all as specified and directed for the following sizes ( Make ;- TATA/ Electro Steel/ Jindal)

100 mm dia

150 mm dia

200 mm dia

M&L, DI fittings for pipes upto 200mm bore such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. 'Y' junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and as directed.

Supply only Bleaching powder Grade-I, IS 1065:1989(used in drinking water), stable dry free flowing white in appearance without hard lumps and visible impurities in laminated high density polythene bags of 25 Kgs capacityof each bags. Make : ADITYA BIRLA CHEMICALS LTD (DC) /RAMCO/GRASIM/DCM

Supply, install, test and commissioning of 80mm bore CI Sluice Valve in repairs, Class PN-1.6, both ends flanged and drilled type with stainless steel spindle including wheel, suitable rubber gasket for flanged joints, ISI marked, including provision of necessary jointing materials nuts and bolts, washers etc., complete all as specified and directed. Make : Kirloskar/Leader/Kartar/Durga

All as per item No 13 above but 100mm bore Sluice Valve.

All as per item No 13 above but 150mm bore Sluice Valve.

All as per item No 13 above but 200mm bore Sluice Valve.

S&F in repairs Non return valve suitable for 50mm bore pipe heavy duty cast iron body including necessary fittings, packing material, nuts and bolts etc., complete all as specified and directed. Make : Kirloskar/Leader/Kartar/Durga

All as per item No 17 above but 80mm bore Non Return Valve.

All as per item No 17 above but 100mm bore Non Return Valve.

Supply and fixing of GI fittings 20 mm bore, medium grade, ISI marked, smooth finished and make embossed on fittings complete all as specified and directed for the following fittings:-

Union

All equal Tee

Socket

Nipple

Elbow

All as per item No 20 above but for 25 mm bore.

Union

All equal Tee

Socket

Nipple

Elbow

All as per item No 20 above but for 40 mm bore.

Union

All equal Tee

Socket

Nipple

Elbow

All as per item No 20 above but for 50 mm bore.

Union

All equal Tee

Socket

Nipple

Elbow

All as per item No 20 above but for 80 mm bore.

Union

All equal Tee

Socket

Nipple

Elbow

M&L for Arresting leakages of sluice valves by replacing Gland packing, gland bush, gland flange, nut bolts, gasket, packing material as required after dismantling in existing position including testing on completion complete all as specified and directed for the following sizes:- Note: Quoted rates inclusive of the materials mentioned above like Gland packing, gland bush, gland flange, nut bolts, gasket, packing material etc as required to arrest the leakages.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

S&F, connecting and testing in repair of Cast Iron foot Valves flanged ends swing type operation with rubber seat as per IS : 4038 single disc with all standard accessories and tested including replacement of nuts, bolts, washers, gaskets, packings etc complete all as specified and directed.

50 mm Dia

65 mm Dia

Supply and fix in replacement of unserviceable ball brass valves, high pressure with polythene float and fly nut alongwith socket/reducer of suitable size, screwed for iron pipe or brass ferrule and fixed complete all as specified and directed for the following sizes:-

20mm dia bore

25mm dia bore

Cleaning of over head service tanks (PVC/RCC) of buildings by removing the ball valves, draining out water, removing mud, sitt and washing with chlorine solution for antibacterial disinfections and re-fixing the ball valves and marking the date of cleaning, next due date with black & white synthetic enamel paint all as directed. Note: Incase of any damage occured to ball valves and service tanks while cleaning, the same shall be replaced free of cost by the contractor.

All as per Sl Item No. 28 above but 500 Ltre capacity.

All as per Sl Item No. 28 above but 750 Ltre capacity.

All as per Sl Item No. 28 hereinbefore but 1000 Ltrs capacity.

Bailing out the water from the semi underground sump 10,000 litres capacity at CMCD and Carbon Carbon Pump House without causing any interruption to regular water supply, cleaning the walls, roof and floor thoroughly by using scrapper, removing the deposited scales/ fungus/ sludge/dirt etc., cleaning thoroughly with water and bleaching powder, finally cleaning with chlorine solution for complete anti bacterial disinfections complete including removing and disposing of the rubbish materials of the site and writing date of cleaning of the sump on the black ground/board with white synthetic enamel paint complete all as specified and directed.

All as per item No. 29 above but 50,000 Litres capacity UG sump at MEMS pump house

All as per item No. 29 above but 1,90,000 Litres capacity UG sump at CMCD pump house

All as per item No. 29 above but 2,00,000 Litres capacity UG sump at Main pump house at RCI

All as per item No. 29 above but 2,25,000 Litres capacity UG sump at New CMCD pump house

All as per item No. 29 above but 3,00,000 Litres capacity UG sump at main pump house, RCI

All as per item No. 29 above but 4,60,000 Litres capacity UG sump at main pump house, RCI

All as per item No. 29 above but 18,00,000 Litres capacity UG sump at main pump house, RCI

Draining out the water from the Over Head Reservoir (OHR) 10,000 Litres capacity on 10metres staging at CMCD and CCTW without causing interruption in regular water supply, cleaning the walls, roof and floor of tank complete by scrapping thoroughly with wire brush and removing dirt/dust/scales/sludge etc., cleaning the tank thoroughly with water and bleaching powder, finally cleaning with chlorine solution for complete antibacterial disinfections including removing and disposing off the rubbish out of tank off as directed and writing date of cleaning on the tank on black ground/board with white synthetic enamel paint complete all as specified and directed.

All as per item No 30 above but 25,000 Litres capacity OHR on 16m staging at Carbon Carbon.

All as per item No 30 above but 40,000 Litres capacity OHR on 15m staging at CMCD

All as per item No 30 above but 50,000 Litres capacity OHR on 25m & 55M staging at near AVC building

All as per item No 30 above but 1,30,000 Litres capacity OHR on 54m staging at Carbon

All as per item No 30 above but 1,50,000 Litres capacity OHR on 40m staging at CMCD

All as per item No 30 above but 2,00,000 Litres capacity OHR on 31m staging at Technical area

Supply and fix on wallmounted name plate of motors by using acrylic sheet 3 mm thick of size 45 CM X30 CM mentioning Office name , capacity of motors, Sl Number , mes No, date of installation etc by using colour strip complete all as directed by engineer -in -Charge

Dismantling and strip opening the centrifugal/ monoblock pump including disconnecting the suction, delivery, vaccum pipe lines and coupling for repairs to pump and refixing the same after repairs including overhauling the pump set, renewal of gasket to pump suction and delivery lines, gland packing, greasing nuts, bolts and washers,Metal Sleeves, painting ,all kind of grinding & welding work , etc as required for arresting any kind of water leakages including testing and commissioning complete all as specified and directed for the following capacities as mentioned below :

Pump 3 phase 20 to 40 HP capacity.

Pump 3 phase 10 to 15 HP capacity.

Pump 3 phase 7.5 HP capacity.

Pump 3 phase 3 to 5 HP capacity.

Dismantling and strip opening the centrifugal/ INDUCTION motor including disconnecting the cable connections and coupling of the motor, removing the starter and rotor units, bearings, servicing the motor assembly including cleaning the carbon deposits with carbon tetra chloride, and refixing the same after repairs including connecting up of the electric connections including testing and commissioning complete all as specified for the following capacities :-

Motor, 3 phase, capacity 20 to 40 HP .

Motor, 3 phase, capacity 10 to 15 HP .

Motor, 3 phase, capacity 7.5 HP.

Motor, 3 phase, capacity 3 to 5 HP.

M&L for rewinding the centifugal/ Monoblock electric motor stator or rotor with PVC insulated, super enamelled copper conductor with ‘F’ class heavy grade insulation weight and turns to achieve its full efficiency inclduing tying the winding and connecting the coils and brining the connections as that of exisitng one including applying insulating varnish, heating and backing the windings thoroughly including taking down old existing copper winding complete all as specified and directed of following capacities :-

Stator winding of Electric motor, 3 phase,20 to 40 HP capacity.

Stator winding of Electric motor, 3 phase, 10 to 15 HP capacity.

Startor Winding of Electric Motor, 7.5 HP capacity.

Startor Winding of Electric Motor, 3 to 5 HP capacity.

Supply only the spare part of DRIVE / Non Drive End Bearing suitable for make of motor existing at site as in repairs for the following capacities of motors complete all as specified and directed :-

Motor, 3 phase, capacity 20 to 40 HP .

Motor, 3 phase, capacity 10 to 15 HP .

Motor, 3 phase, capacity 7.5 HP.

Motor, 3 phase, capacity 3 to 5 HP.

Supply only the ball bearing/roller bearing (For DRIVE/ Non-Drive End) suitable for make of pump existing at site for repairs of the following capacities of pumps complete all as specified and directed :-

Pump, fitted with 3 phase motor of capacity 20 to 40 HP .

Pump, fitted with 3 phase motor of capacity 10 to 15 HP.

Pump, fitted with 3 phase motor of capacity 7.5 HP.

Pump, fitted with 3 phase motor of capacity 3 to 5 HP.

Supply and fixing impellor of 20 to 40 HP pump motor as that of existing make and model including applying grease complete all as specified.

All as per item No 37 above but 10 to 15HP Pump.

All as per item No 37 above but 7.5 HP Pump.

All as per item No 37 above but 3 to 5 HP Pump.

Supply and fixing pump shaft of 20 to 40HP pumpset as that of existing make and model including applying grease complete all as specified.

All as per item No 41 above but 10 to 15HP Pump.

All as per item No 41 above but 7.5 HP Pump.

All as per item No 41 above but 3 to 5 HP Pump.

Flushing of the bore well to any depth with the compressed aire continuously to remove complete loose soil, silt, sludge etc, till the clear water is obtained to the entire satisfaction of Engineer-in-charge complete all as directed.

S&F in repairs, 500 litres capacity triple layered rotational moulded polyethylene water storage tank (cylindrical vertical with closed top) hoisted and fixed in position including connecting up of existing inlet and outlet pipes and ball valve complete all as specified and as directed.

All as per item No 46 above but 750 litres tank capacity

All as per item No 46 above but 1000 litres tank capacity

Excavation in trenches not exceeding 1.50m wide and not exceeding 1.50m depth for foundation, for laying of pipes/cables/poles etc., forming bottom surfaces to required slope/gradient where pipe are laid and getting out in any type of soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick each layer as in soil complete all as specified and as directed.

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

S&F in repairs, Star delta Starter in sheet steel enclosure, max motor output at 415volts 3 phase of upto 15HP, complete all as specified and directed.

Supply and fixing of DOL Starter suitable for upto 7.5 HP Motor, 5.5 KW and relay max range 20-32 Amp as in repairs complete all as specified and as directed.

Supply and replace thermal over load relay in existing DOL starter of capacity 5hp/7.5 HP as per existing relay range complete all as directed.

Supply and fixing of single phase preventer suitable for upto 7.5 HP motor as in repairs complete all as specified and as directed. Make : L&T / Havell/MINILAC as approved by GE.

Supply only Calcium Hypochlorite calcium based high strength granular chlorine having 55 % - 65 % chlorine content packed in 45 Kgs PVC sealed container, superior quality suitable for treatment of drinking water ( Much more stable than chlorine gas, bleaching power and sodium hypochlorite) all as specified and directed. NOTE :- Approval of chemical (calcium hypochlorite) shall be given after verifaction of test certificates of chemical of various manufactures and other factores like chemical and safety and health hazard aspects of usage of chlorination . Make of the chlorination of chemical must be stated in production of certificate duly certified by govt laboratory conforming compliance of specification suitable for drinking water with a declartion from the laboratory that from the technical strengh stability health safety and operation point of view , this product is used for drinking water applications for consumption by humans and the brand/make of calcium hypochlorite is suitable for drinking water chlorination and its sample has been tested by Govt Laboratory. Traditional means of chemical shall be used subject to fulfil the parameters specified in the manual on water supply and treatment (Third edition May 1999) issued by Central Public Health and Environmental Engineering Organisation (CPHEEO), Ministry of Urban Development New Delhi. The contractor shall produce manufacturers "Certificate of Compliance" indicating date of manufacturer in original alongwith every consignment of supply. Test certificate from Govt approved Test Laboratory shall accompany with every consignment of supply to ensure that the materials supplied are in with conformity with relevant IS.

Supply and installation CPRI approved Pump Starter electric control panel board, for In door use, single door dust & vermin proof floor mounted made out of CRCA steel sheet of 3.15 mm thick angle iron legs of size 50mmx50mmx6mm, having electrolytic high conductivity insulated bus bar made but of aluminium strips of rating 200 amps for 3 phase, 415 volts, 50 C/S 4 wire system, with cable entry provision, with suitable lugs gland, voltmeter , Ammeter and phase indicator complete, duly painted with two coats of stove enameled powder coated paint over as coat of red oxide primer complete all as including necessary PCC work of height 45 cm from the ground level including disconnecting / taking out old existing unsv pump panel complete all as specified and directed of the following :-

INCOMMING : (a) MCCB, 4 pole, 415 Volt, 100 Amps, 25 kA - 01 No. Make :- Havells/ balleno (b) 3 Phase LED Voltmeter, Class-0.5 - 01 No. Make :- L&T / equivalent as approved by GE (c) 3 Phase LED Ammeter, Class-0.5 - 01 No. Make :- L&T / equivalent as approved by GE (d) LED Indicator lamp in three colour RYB - 01 Set. OUTGOING : (a) MCB Isolator, 3 pole, 415 Volt, 63 Amps - 03 No's. Make :- Benlo/ Havells (b) DOL Starter in sheet enclosure type MK-1, Motor rating AC-3 Duty, 415 Volt, 50 Hz of 10 HP/7.5 KW, relay max range 15-25 Amps - 02 No's. Make :- L&T/ equivalent as approved by GE (c) Single Phase Preventor Relay type Sz5 (6 Wire), 415 Volt - 02 No's. Make :- L&T/ equivalent as approved by GE

M&L in repairs, Earthing complete with galvanized steel earth plate electrode of size 600 x 600 x 6mm thick buried directly in ground (earth pit not less than 2.25m deep below the normal ground level) with top edge of plate not less than 1.5m below normal ground level connected to GI strip 25x4mm as earth lead by means of bolts, nuts, washers and check nuts made out of galvanized iron or steel all as shown on Electrical Plate No. 3 of SSR Part-I including testing on completion complete all as specified and directed by Eng-in-charge.

Supply and fixing of 25x4mm galvanised iron strip including connection with suitable size of nut bolt complete all as specifed and directed

SHILPA CONSTRUCTION COMPANY (BID ID -3400155)

Haasith constructions (BID ID -3391484)

sri vishnu enterprises (BID ID -3400387)

Anjana corporation (BID ID -3395852)

S.S.ENGINEERING CORPORATION (BID ID -3398048)

Richcon Engineers (BID ID -3395979)

CHITRA ENGINEERING CORPORATION (BID ID -3397766)

hari enterprises (BID ID -3398110)