REPAIR/ REPLACEMENT OF PUMP CONTROL PANEL, PUMP, MOTORS, EARTHING, COPPER CABLE, AVIATION LIGHTENING, WATER LEVEL INDICATORS AND ALLIED WORKS AT VARIOUS LOCATIONS UNDER AGE E/M NO II OF GE (UTILITY) SECUNDERABAD

Amount

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 , replacement of bearing, 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 200 to 220 HP capacity.

Pump 3 phase 150 to 180 HP capacity. Note : (i) The rate considered is inclusive of tools and plants including transportation of pump set from site to workshop and back required for carrying out the repairs. (ii) The rate considered is inclusive of cost towards miscellaneous items such as cotton waste, grease, Gland packing, nut bolts , all kind of grinding, welding work , gasket and other minor consumables. The cost of other spares for pump measured and paid separately under appropriate items. (iii) The rate considered is inclusive of checking of alignment of pump with dial gauge after refitting. (iv) The cost of spares for pump not mentioned above will be considered separately under appropriate items.

Dismantling and strip opening the centrifugal 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 corbon deposits with corbon tetra chloride, greasing the bearings etc, heat varnishing the motor windings by applying varnish and keeping the windings into the hot air oven till the mositure evoporates completely at authorized workshop 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 200 to 220HP capacity.

Motor 3 Phase 150 to 180 HP capacity. Notes for item Nos 2.01 to 2.02:- (i) The rate considered is inclusive of tools and plants including transportation of motor from site to workshop and back required for carrying out the repairs. (ii) The rate considered is inclusive of cost towards miscellaneous items such as cotton waste, grease and other consumables. (iii) The rate considered is inclusive of checking of alignment of pump with dial gauge after refitting. (iv) The cost of spares for motor shall be paid separately under appropriate items.

M&L for rewinding the centifugal/ Monoblock electric motor startor 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,150 to 220 HP capacity.

Supply only the following spares suitable for make existing at site of pump 2 stage 70 LPS capacity for repairs complete all as specified and directed :-

Pump shaft suitable for 2 stage impeller of capacity 70 LPS.

Cast Iron impeller Ist stage suitable for 70 LPS pump

Cast Iron impeller IInd stage suitable for 70 LPS pump.

Cast Iron bearing cover for drive and non drive end for pump of capacity 70 LPS

Cast iron inter stage ring for pump of capacity 70 LPS.

Rubber for water reflector for pump

Cast Iron shaft sleeve for drive end for pump of capacity 70 LPS.

Cast Iron shaft sleeve for non drive end for pump of capacity 70 LPS..

Cast Iron spacer sleeve for drive end for pump of capacity 70 LPS.

Cast Iron spacer sleeve for non drive end for pump of capacity 70 LPS..

Lock nut round type for pump of capacity 70 LPS.

Bronze nut for shaft sleeve for pump

Stuffing box bush cast Iron for pump

Gland packing for pump of capacity 70 LPS.

Set of key for pump set

Set of ‘O’ ring for pumps

Set of gaskets 3.0mm thick as per sample set of ‘O’ ring for pumps.

Cast iron gland set of 2 halves for pump of capacity 70 LPS

Supply only the spare part of 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 200 to 220 HP.

Motor, 3 phase, capacity 150 HP to 180 HP.

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

Motor, 3 phase, capacity 200 to 220 HP.

Motor, 3 phase, capacity 150 HP to 180 HP.

Supply only the ball bearing/roller bearing (For 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 200 to 220 HP.

Pump fitted with 3 phase motor of capacity 150 to 180 HP.

Supply only the ball bearing/roller bearing (For 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 200 to 220 HP.

Pump fitted with 3 phase motor of capacity 150 to 180 HP.

Notes for item No 5 to 8 :- Dismantling and fixing of Materials will be measured under Item No-1

Supply and fix thermal overload relay with built in single phase prevention (CT Operated), 3 phase of capacity 180-300 Amps suitable for 3 phase star delta starter, type MN12, 440 volts with necessary fixing materials including disconnecting and removing the old existing one complete all as specified and directed.

Supply and fix electronic timer switch ST 100, 240/360/415 volts, Range 3 to 30 sec with mounting kit suitable for old existing ET 100 replacement complete all as specified and directed.

S&F in replacement power contactor with coil voltage of 440 volts, 50 cycle confirming to IS, 225 / 300 Amps, 3 pole, type MNX-225 with necessary inter connections suitable for 180 to 220 HP electric motor, testing and commissioning including removing the old existing one complete all as specified and directed.

Supply and fix in replacement of Copper cable lugs of size 120 to 150 sq mm complete all as specified and directed :-

S&F for replacement of carbon brush suitable for Electric motor of capacity 150 -220 HP complete all as specified and directed :-

Supply and replace coupling including rubber / belt of 150 HP to 220 Hp motor including necessary arrangements complete all as specifed and directed. Note : Quoted rates inclusive all arrangements required for replacement of Coupling

Material and labour for detachable Coupling cover for safety of operator of 150 HP to 220 HP motor madeout of 2 MM thick CRCA sheet duly painted of length 1.1 m and width 30 CM including necessary arrangement for fixing at Base frame by using Nut and Bolts . Note : Quoted rates inclusive all arrangements required for fixing the protection cover

Supply and replace Unserviceable pressure guage stainless steel of pressure range 100 PSI Suitable for 70 LPS Pumps complete including necessary arrangements including supporting pipes complete all as directed Note : Quoted rates inclusive all arrangements required for replacement of Pressure Guage

Serviceaning / periodical checking of Starter panel board suitable for 150 HP to 220 HP Motor by replacing all unserviceable parts , checking for any kind of loose contact , identification of fault etc complete all as specifed and directed . Note : All spare to be replaced and measured under relivent items.

Disconnecting and removing the water and electric connections carefully from the existing submersible pump sets of capacity 3 HP to 10 HP and taking out the pump set alongwith pipes and fittings for flushing the bore well upto 450 feet depth or repair the pump set and strip opening the pump set for repairs/replacement of worn out spares, refixing of serviceable spares, assembling the pump set completely, testing of pump set, lowering the pump set inside the bore well after repairs including connecting back the water and electric connections, commissioning of pump set for satisfactory operation on its full load complete all as specified and directed. Note :- The spares required for repair the pump sets and rewinding of motors will be measured and paid seperetely.

Disconnecting and removing the water and electric connections carefully from the existing submersible pump sets of capacity 5 HP to 10 HP and taking out the pump set alongwith pipes and fittings for flushing the bore well above 450 feet and upto 750 feet depth or repair the pump set and strip opening the pump set for repairs/replacement of worn out spares, refixing of serviceable spares, assembling the pump set completely, testing of pump set, lowering the pump set inside the bore well after repairs including connecting back the water and electric connections, commissioning of pump set for satisfactory operation on its full load complete all as specified and directed. Note :- The spares required for repair the pump sets and rewinding of motors will be measured and paid seperetely.

Disconnecting and removing the water and electric connections carefully from the existing submersible pump and motor sets of capacity 10 HP and taking out the pump and motor set alongwith pipes and fittings above 750 feet and upto 1100 feet depth of bore and repair the pump/motor set and strip opening the pump and motor set for repairs/replacement of worn out spares, refixing of serviceable spares, assembling the pump set completely, testing of pump set, lowering the pump set inside the bore well after repairs, including connecting back the water and electric connections, commissioning of pump set for satisfactory operation on its full load complete all as specified and directed. Note :(i) The spares required for repair the pump sets and rewinding of motors will be measured and paid seperately. (ii) Due to more depth existing coloumn pipes are welded bysuing GI Strip . Quoted rates inclusive of cutting of strip during removing and welding of new strip during refixing as well as any other arrangements required for the same.

M&L for rewinding the Submersible pump Motor 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 for Submersible pump motor of following capacity :-

Submersible Motor upto and including 5 HP.

Submersible Motor above 5 HP up to 10 HP.

Supply only the following spares suitable for existing make of submersible pump set 3 to 10 HP capacity, multi stage for repairs complete all as specified and directed :-

Gun metal Impeller.

Stage casing.

SS Sleeves.

Middle bush.(LB)

Middle sleeve.

Discharge outlet.(LB)

Pump coupling.

Sleeve pump.

Suction bush.

Pump Shaft

Motor housing Bushing

Motor Thrust Bearing set

Motor Adopter

Rotor welding turning key way

Pump bowel bush

Pump Neck Ring

Notes for item No 22 :- Dismantling and fixing of Materials will be measured under Item No-20.00 above

Complete removal of existing treatment including preparation of old painted surfaces by washing, rubbing down and stopping of painted surfaces, painting with one coat of synthetic enamel paint of approved colour on centrifugal pump set of 150 HP to 220 HP capacity including inlet, outlet mains, couplings, sluice valve, non return valve, base plate, pulley with safe gaurd, vacume pipe line, LT panel board and writting the MES / SM number with black paint of suitable size of letters complete all as specified and directed.

All as per item No-23 above but for 10 HP to 40 HP centrifugal pump set.

All as per item No-23 above but for up to 7.5 HP centrifugal pump set.

Supply and replace heavy duty long socket suitable for 50 mm dia heavy duty GI pipe complete all as specified and directed

S&F in replacement PVC insulated Copper conductor, sheathed, Submersible flat cables of size 4 Sqmm, 3 core, for Submersible Pumps, 1100 Volts grade, conforming to IS:694/1990 with latest amendments cutting to required length connecting with necessary end ferrules / water proof joints and jointing and testing including disconnecting/taking out old existing cable complete all as specified and directed.

S&F in replacement PVC insulated Copper conductor, sheathed, Submersible flat cables of size 2.5 Sqmm, 3 core, for Submersible Pumps, 1100 Volts grade, conforming to IS:694/1990 with latest amendments cutting to required length connecting with necessary end ferrules / water proof joints and jointing and testing including disconnecting/taking out old existing cable complete all as specified and directed.

material and labour for Rubber mat of size 1mX2mX2mm ISI marked

Material labour for removing submersible pump motor set of capacity up to 10 HP stuck in side the borewell of depth up to 100 meter including by flushing the existing borewells of any size with drilling compressor mounted on truck at a pressure of 7 Kg / Sqcm with compressed air and flushing the sand, mud including flushing out tree roots etc from the bore well till discharge of the fresh water and then clear the bore by using Rod drilling using Bore well drilling machine from any kind of obstruction, reinstall the motor and coloumn pipe , necessary electric connection and testing complete all as specified and directed . Note; rate quoted by the contractor inclusive of Flushing by using suitable compressure , rod drilling for clearing of bore well, Removing the submersible pump set stuck inside the boire well and reinstall the same after repair including removing and refixing of coloumn pipe , electrical connections, testing ets as required .

Supply & fixing in replacement HDPE heavy duty coloumn pipe in Bore well internal dia 50mm PN 16kq/Sqmm including all necessary fittings and fixtures as requited for fixing with submerceable motor Complete all as specified and directed. Note: Quoted rate inclusive of fixing of pipe with submerceable motor and lowring in existing bore well

Supply and fixing in replacement 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 fixing in replacement of single phase preventer suitable for upto 7.5 HP motor as in repairs complete all as specified and as directed.

Supply and installation in replacement pump starter electric control panel board, for out door use, DOUBLE door dust & vermin proof floor mounted made out of CRCA steel sheet of 3.15 mm thick angle iron legs of suitable size, having electrolytic high conductivity insulated bus bar made out of aluminium strips of rating 100 Amps for 3 phase, 415 Volts, 50 C/S 4 wire system, with cable enty jprovision, with suitable lugs gland, voltmeter, Ammeter and phase indicator complete, duly painted with two coats of stove enameled power coated paint over a coat of red oxide primer complete all as including necessary PCC work of height 300 cm from the ground level including disconnecting/taking out old existing unsv pump panel complete all as specified and directed of the following( Leg of the panel should not be less than 0.75 M and size of the panel should not be less than 70CmX60CMX30CM) :- INCOMMING :- (a) MCCB, 4 pole, 415 Volt, 40 Amps, 16 KA - 01 No (b) 3 Phase LED Voltmeter, class - 0.5 - 01 No (c) 3 Phase LED Ammeter, class -0.5 - 01 No (d) LED Indicator lamp in three colour RYB - 01 Set OUTGOING :- (a) MCCB, 3 pole, 10 KA c Curve 415 volts, 32 Amps -01 No (b) Star Delta starter in sheet enclosure type MK-1, Motar rating AC-3 duty, 415 volts, 50 Hz suitable FOR 10 HP with Suitable relay rang-01 No. (c) Single hase preventor realy type Sz% (6wire), 415 volts -01 No

Supply and fix in replacement BRASS n non return (reflux) valve screwed end with gun metal seat type of size 50 mm

Supply and fix in replacement BRASS n non return (reflux) valve screwed end with gun metal seat type of size 40 mm

Supply and fix in replacement Cast iron foot valve swing type flanged of size 50 mm as per IS 4038 .

Supply and fix in replacement Cast iron foot valve swing type flanged of size 65 mm as per IS 4038 .

Supply and fix in replacement Cast iron foot valve swing type flanged of size 80 mm as per IS 4038 .

Supply and fix in replacement Contactor 40 amps 3 phase coil operating operating voltage 230 volt

Supply and fix in replacement Contactor 25 amps 3 phase coil operating operating voltage 230 volt

Supply and fix in replacement MCB SP&N 32 Amps 10 KA C Curve .

Supply and fix in replacement MCB SP&N 25 Amps 10 KA C Curve .

Supply and fix in replacement MCB SP&N 20 Amps 10 KA C Curve .

Supply and fix in replacement MCB TP&N 20 Amps 10 KA C Curve .

Supply and fix in replacement MCB TP&N 32 Amps 10 KA C Curve .

Disconnecting, dismantling and taking aside the Pump set of 05 to 7.5 HP capacity for replacement of existing base frame with new one from the installed position and dismantling of existing PCC / RCC foundation and refixing the same motor by preparing sufficient PCC foundation and base frame reqiured for 5 HP/7.5 HP pump including connecting items like nuts, bolts and setting the alignemnt of motor and pump set testing and commissioning all as specified and directed. Note:The quoted rate will be inclusive of required replacement of baseframe/MS channel and PCC / RCC for foundation.

Disconnecting, dismantling and taking aside the centrifugal motor and Pump set of 150 to 220 HP capacity for replacement of existing base frame with new one from the installed position and dismantling of existing PCC / RCC foundation and refixing the same motor by preparing sufficient PCC foundation and iron base frame reqiured for 150 hp to 220 HP pump and Motor including connecting items like nuts, bolts and setting the alignemnt of motor and pump set testing and commissioning all as specified and directed. Note:The quoted rate will be inclusive of required replacement of baseframe/MS channel and PCC / RCC for foundation.

Arresting lekages from pumps of motor capacity 05 HP to 25 HP by replacing gasket, nutbolts, gland packing etc as required complete all as directed Note: Rate quoted by the contractor inclusive of all items as requiree to arrest the leakages from pumps

M&L for flushing of existing borewells of any size upto 150 Mtrs depth with drilling compressor mounted on truck including surging and flushing the bore at a pressure of 7 Kg / Sqcm with compressed air and flushing the sand, mud including flushing out tree roots etc from the bore well till discharge of the fresh water including testing of water samples for chemical and bacteriological tests and complete all as specified and directed .

M&L for flushing of existing borewells of any size upto 250 Mtrs depth with drilling compressor mounted on truck including surging and flushing the bore at a pressure of 7 Kg / Sqcm with compressed air and flushing the sand, mud including flushing out tree roots etc from the bore well till discharge of the fresh water including testing of water samples for chemical and bacteriological tests and complete all as specified and directed .

M & L for shifting of cetrifugal monoblock Motor of capacity 5 HP to 10 HP to a new location as directed after disconnecting from existing position including making base by using PCC (1:2:4 by using 20 mm gravel of size not less than 1 M X0.75 X0.75 M and base by using C Channel of suitable size and making electric and water connection complete all as specified and directed. Note : Quoted rates inclusive all arrangements required for Shifting of Pumpset

Serviceaning / periodical checking of Starter panel board suitable for 15 HP to 40 HP Motor by replacing all unserviceable parts , checking for any kind of loose contact , identification of fault etc complete all as specifed and directed . Note : All spare to be replaced and measured under relivent items.

Serviceaning / periodical checking of Starter panel board suitable for 5 HP to 10 HP Motor by replacing all unserviceable parts , checking for any kind of loose contact , identification of fault etc complete all as specifed and directed . Note : All spare to be replaced and measured under relivent items.

Servicing of Submersible pump motor set of capacity up to 10 HP complete all as directed

Taking up or down steel tubing laid in trenches, on wall/in floor, in plinth protection of Bldg including segregation of serviceable pipes and keep in safe custody for reuse, complete with all fittings and connections of the following sizes:-

25 mm dia

40 mm dia

50 mm dia

80 mm dia

Supply and laying steel water tubing medium grade, galvanised with all fitting, laid in wall / trenches and testing for leakages complete all as specified and directed for the following sizes:- NOTE : rate quoted by the contractor incluisive of all kind of fittings, bends, flenge , thread cutting etc as required for proper fixing of pipe

25 mm dia

40 mm dia

50 mm dia

80 mm dia

Excavation in trenches not exceeding 1.5 m width and not exc 1.5 m in depth and getting out in hard/dense soil for removing/laying of pipe line complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm in any type of soil complete all as specified and directed.

Removing excavated material (soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

M&L for Disconnecting the suction and delivery pipe line and electric connections of centrifugal monoblock pump set 7.5 HP to 25 HP capacity and removing it from its position carefully and transporting the same to the work shop and refixing the same in its original position after carryout the repairs and connecting back the water and electric connections including testing and commissioning complete all as specified and directed.

M&L for Disconnecting the suction and delivery pipe line and electric connections of centrifugal monoblock pump set 1 HP to 5 HP capacity and removing it from its position carefully and transporting the same to the work shop and refixing the same in itsoriginal position after carryout the repairs and connecting back the water and electric connections including testing and commissioning complete all as specified and directed.

M&L for rewinding of centrifugal motor with super enameled copper conductor of same guage, weight and turn to achieve its full efficiency including tying the windings and connecting the coils and brining the connections as that of existing one including renewal of worn out/unserviceable bearings etc complete all as specified and directed for following capacity :-

(a) Centrifugal motor 20 /25 HP capacity.

(b) Centrifugal motor 10/15 HP capacity.

(b) Centrifugal motor 5.0/7.5 HP capacity.

(c) Monoblock motor 1/3 HP capacity.

M&L in repair of centrifugal pump set of 1 to 5 HP capacity to achieve the water discharge as per manufacturer recommendation including replacement of worn out unserviceable parts complete all as specified and directed. Notes :- (i) Expendable stores like cotton waste/cleaning materials, lubricants, gland packing, metal filling, matchining and transportation to and from site to work shope are deemed to be included in unit rate quoted. (ii) Labour against this item for replacement of spares (supply only items) shall be deemed to be included in the rate quoted. (iii) Spare parts like SS sleelves, impeller, stage casing etc shall be measured and paid separately under relevant item of Sch 'A'.

Supply in replacement the following spares for repairs of centrifugal / monoblock pump set of up to 5 HP capacity complete all as specified and directed :-

Ball bearing suitable for induction motor.

Ball bearing for non drive end suitable for pump.

GM bush.

CI impeller.

MS pump shaft.

Gland cover.

M&L in repair of centrifugal pump set of 7.5 to 25 HP capacity to achieve the water discharge as per manufacturer recommendation including replacement of worn out unserviceable parts complete all as specified and directed. Notes :- (i) Expendable stores like cotton waste/cleaning materials, lubricants, gland packing, metal filling, matchining and transportation to and from site to work shope are deemed to be included in unit rate quoted. (ii) Labour against this item for replacement of spares (supply only items) shall be deemed to be included in the rate quoted. (iii) Spare parts like SS sleelves, impeller, stage casing etc shall be measured and paid separately under relevant item of Sch 'A'.

Supply in replacement the following spares for repairs of Centrifugal pump set of 7.5 to 25 HP capacity complete all as specified and directed :-

(a) Ball bearing drive end for suitable size.

(b) Ball bearing for non driving end of suitable size.

(c) Gun Metal bush.

(d) CI impeller.

(e) MS pump shaft.

(f) Gland cover.

(g) Gland.

M&L for dismantling of defective sluice valve for repairs, such as repacking stuffing box of sluice valve spindle, refacing, grinding, stuffing and threading of spindle, replacement of worn out check nut, repairs to gate assembly etc, replacement of jointing materials such as rubber sheets, nuts, bolts, washers and gland rope etc and refixing in its original position, testing on completion complete all as specified and directed for the following sizes:-

(a) 100 mm Dia

(b) 150 mm Dia

(c) 200 mm Dia

Supply and fix in replacement of unserviceable Gun metal (Bronze) Gate, globe & check valves IS : 778/1980 CL-1, K604 type connected with iron wheel head, screwed at both ends for iron pipes and fixed complete all as specified and directed for the following sizes:-

25mm dia bore

40mm dia bore

50mm dia bore.

80mm dia bore.

Supply and fixing in replacement of DI D/F Gate valve (Soft Sealed) Resilient Seated Soft Sealing gate valves( Sluice valves NON-RAISING TYPE ) with body bonnet of ductile cast iron of grade GGG-40/SG- 400/15 or GGG-50/SG-500/7 or equivalent grade as per IS 3896 - Part 2- 1985 and subsequent revisions, Wedge fully rubber lined with EPDM Food grade quality and Seals of NBR and the valve should be vacuum tight and 100 % leak proof with face to face dimension as per BS 5163-89/IS 14846-2000/DIN 3202 F 4. and Valves should be electrostatic powder coating both inside and outside pocket less body passage class PN 1.6 including all jointing materials ( Gasket , Nut bolts etc) connecting and testing complete all as specified and directed. Note : OLD SRRVICEABLE VALVES TO BE DEPOSITED TO the DEPARTMENT store FOR FURTHER USE as directed by Engr-In-Charge)

100 mm Dia

150 mm Dia

200 mm Dia

M&L Cement Concrete 1:2:4 (20mm Graded Stone Aggregate) as in Side Wall of Cable Duct, etc., complete all as specified and as directed.

Advance Maintenance Free G.I. SAFE EARTHING Electrode with PIPE of not less than 50 mm outer dia( THICKNESS NOT LESS THAN -2.5MM) and two meter length, The electrode should be of galvinised (80 -100 micron) along with earth lead as Galvanised steel strip of size 32 X6 mm 7.5 m . The GI Electrode shall be pre-filled with Cristaline Conductive Material (CCM) . The GI electrode shall be surrounded with 25 kg BackFill compound to provide maximum contact between the electrode and Back Fill Compound. .The earting pit should be cover with pcc(1:2:4 , B1) cover ,of 450 x 450 mm complete all as specified and directed

S&F, connecting and testing in repair of Cast Iron foot Valves 150 mm dia 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.

S&F, connecting and testing in repair of Cast Iron foot Valves 200 mm dia 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.

M&L for Construction of new PCC solid Masonry valve chamber of size 1500 X 1500 X 1500 mm (Internal dimensions) with PCC foundation 1:4:8 type D2 using 40 mm graded stone aggregate 150 mm thick 150 mm wide off sets around over 100 mm thick hard core , 200 mm thick PCC solid block walls built in CM 1:6, 50 mm thick PCC 1:2:4 Type B1 coping finished even and smooth, rendering 10 mm thick in cement mortar (1:6) finished even and smooth, without using extra cement internally including top of floor including excavation earth work in hard/Dense soil 3 mm thick MS sheet cover fixed on 40 mm X 40 mm X 6 mm thick angle iron frame with hold fasts embedded in PCC coping with locking arrangement, mild steel handle and painting to steel surfaces with two coats of synthetic enamel paint over one coat of primer including disposal of surplus soil to a distance not exceeding 50 m etc complete all as specified and directed.

Blank

S&F, connecting and testing in repair of Cast Iron non return (Reflux) valves flanged ends in swing type design IS-5312 part-I, K517, PN-1.6, 150 mm dia both ends flanged etc including jointing materials of sizes complete all as specified and directed.

Supply and lay in replacement Pipes MS black ERW Steel including specials having nominal dia 100 mm of thickness 6.0 mm as per IS 3589 - 2001, Grade - 330 with plain ends and specials by welding, leak testing of line laid in trenches / floors/ walls /ducts complete all as specified and directed. Note: Quoted rate is inclusive of supply and fixing of flange of suitable size as required , bends welding and cutting etc as required for fixing of pipe .

Supply and lay in replacement Pipes MS black ERW Steel including specials having nominal dia 150 mm of thickness 6.0 mm as per IS 3589 - 2001, Grade - 330 with plain ends and specials by welding, leak testing of line laid in trenches / floors/ walls /ducts complete all as specified and directed. Note: Quoted rate is inclusive of supply and fixing of flange of suitable size as required, bends,welding and cutting etc as required for fixing of pipe .

Supply and lay in replacement MS black tubing ERW welded including specials , having outside dia of 212 mm and 6 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends complete including connecting of MS pipes and specials by welding, leak testing of pipe line laid in trenches / floors / walls / ducts complete all as specified and as directed by the Engineer-in-charge. Note: Quoted rate is inclusive of supply and fixing of flange of suitable size, bends as required , welding and cutting etc as required for fixing of pipe .

Supply and lay in replacement MS black tubing ERW welded , having outside dia of 316 mm and 8 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends complete including connecting of MS pipes and specials by welding, leak testing of pipe line laid in trenches / floors / walls / ducts complete all as specified and as directed by the Engineer-in-charge. Note: Quoted rate is inclusive of supply and fixing of flange and bends of suitable size as required , welding and cutting etc as required for fixing of pipe .

Supply and replace Unserviceable pressure guage stainless steel of pressure range 100 PSI Suitable for 70 LPS Pumps complete including necessary arrangements including supporting pipes complete all as directed Note : The rate quoted is deemed to be inclusive of all arrangements required for replacement of Pressure Guage

Cutting anxious green growth/vegetation growth for cleaning out the area around Pump house/ transformer yard, E/M installations and four pole structure yards at ground level by cutting out roots, un wanted plants bushes and removal of the same by surface excavation not exceeding 30 cm deep average 15 cm complete

Supply and use bleaching powder of 30% chlorine available, ISI marked Grade-I QUALITY CONFORMING TO is 673 PACKED IN FACTORY SEALED POLY PACK AND DELIVERED AT Pump Houses.The contractor shall produce manufacturers "Certificate of Compliance" indicating date of manufacturer in original alongwith every consignment of supply.

Cutting the existing road of any kind straight by manual, depth and width not less than 30 cm for pipes up to 100 mm dia and 60 cm for pipes from 150 mm to 150 mm dia and 75 cm for pipes above 400 mm dia and filling back with excavated soil up to 75 % road portion and 25 % shall be made with cement concrete 1:2:4 type B1 (using 20 mm graded stone aggregate complete all as specified and directed.

MS ENTERPRISES (BID ID -3225104)

M Shyam Sunder (BID ID -3222700)

sree venkateswara enterprises (BID ID -3224222)

SUN LIGHT HOUSE (BID ID -3225054)

Srinivash Engineers (BID ID -3221119)

Universal refrigeration and Engineering Company (BID ID -3224759)

DPS sales and services india (BID ID -3220726)

Srinivasa Consructions (BID ID -3224555)