Improvement and extension of LWSS Bhaleta Aghar and Panjhara in Tehsil Nurpur Distt. Kangra (HP) SUBHEAD Providing and Installation of Submersible Pumping Machinery Centrifugal Pumping Machinery with allide accessories and laying, jointing, testing

Amount

Supply of Submersible Pumping Set of Calama/KSB/Crompton/SU/Johnston /BS/Sabar make conforming to BIS-8034-1979 (Latest) suitable for clear water fitted with bronze Impellers or suitable alloys directly coupled to squirrell cage electric Induction Motor of same make as that of Pump conforming to BIS:9287-1979(Latest with uptodate ammendments) and totally water proof for Submersible duty,isolated from the pump by intermediate casing with double Mechanical seal in oil chamber,grease packed lubricated bearings and provided with stainless steel thrust bearing plate to withstand non-vertical loads with minimum wear and tear. It should also be fitted with a device to take-up expansion of water with the heating of motor including water level guard,erection clamps,cable clips and depth gauge etc. The Pump shall be sui-table for operation on data given below:-

Location of site :-The site is located at a distance of 30 Kms.from Nurpur Road Railway Station.

The altitude of place in which :-Altitude of place is 500 Metres above Mean Sea Level the Motor is intended to work

Type of current :-A.C.Three phase supply with frequency 50 cycles per second.

Rated Voltage :-415 Vvolts (+/-) 10%

Characterstics of water :-(a).Temperature = 20°C (f) PH =_7 to 8____ (b).Turbidity =Upto 50NTU (g) Total solids____Mg/Litre (c). Hardness =__Mg/Litre(as CaCo3) (h). Others_____ (d).Alkalinity =__Mg/Litre(as CaCo3)

Depth of P/Well Assembly :- 10.00 Metres.

L.W.L.in P/ Well :- 450.00 Metres

Maximum draw down level :- .450.00 Metres

Centre line level of Pump :- 450.00 Metres

Discharge level of highest point :- 463.00 Metres

Nos.of Pumps required :-2 Nos.Pump. ( one stand bye)

Capacity :- 6.27 L.P.S.

Total head in Metres :- 17.44 Metres

Length of Rising Main :- 33.00 Metres

Dia of Rising Main :- 100 mm dia G.I.pIpe.

No.of working hours per day :-8.00 Hours.

Limits of pump operation :- ( - ) 25% ( + ) 10% of total head.

H.P.of Motor/Drive unit :-Required 5 H.P.of Pump at ( + ) 10% and ( - ) 25% of total head. . BHP.with following margins/multiplying factor at duty point,whichever is higher. . a).Upto 2 H.P. =1.50 (d) 10 to 20 H.P. =1.20 . b).2 to 5 H.P. =1.40 (e) 20 to 100 H.P. =1.15 . c) 5 to 10 H.P. =1.30 (f) Above 100 H.P. =1.10

Test Run :-16 Hours continueously for 7 days.

Providing and fixing Cast iron double flanged sluice valve of Kirloskar/Kilburn/IVC./Fouress /Gled/BHEL/Leader make of size mm.and Class PN 1.0 having one size higher to delivery size of Pump and capable of withstanding nominal seat pressure of 10.20 Kgs/Cm². confirming to BIS 780-1984 (The size of valve shall be specified by the tenderer).

Providing and fixing of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader make Cast iron double flanged swing Check type Reflux Valve having bye pass arrangement and one size higher to delivery size of pump(size mm.dia and class PN 1.0 and shall be suitable for withstanding nominal seat pressure of 10.20Kgs./cm² confirming to BIS 5312-1984 Part-II )(The size of valve shall be specified by the tenderer).

Providing and fixing of Kirloskar/Kilburn/IVC/Foluress/Gled/BHEL/Leader make Cast Iron double flanged Swing Check Type Reflux Valve having bye pass arrangement and of size equal to dia of Rising Main i.e.100mm.& class PN 1.0 shall be suitable for withstanding nominal seat pressure of 10.20Kgs./Cm²).confirming to BIS 5312-1984

Providing and laying suitable size copper PVC.insulated armoured power 3.5 core cable of size 6 mm² conforming to BIS-1554-Part-I -1988 or latest with uptodate ammendments Siemen/Gloster/ICC make from Meter of HPSEB. to MCB/OCB & from OCB to Busbar Switch & Starter(One cable carrying all three phases) including all other elecrc equipments/accessories such as thimbles,flexible pipe,solder,nuts & bolts,cable glands etc.laid in pipers or trenches size and make will be subject to approval of HPSEB.authorities. In case of non-acceptance by HPSEB.auithority shall have to be replaced by the tenderer free of cost.

i) Suppply side 10mm Square (The size of cable shall be specified by the tenderer).

Providing and laying PVC.jointless flat water proof cable 6 mm² as per BIS-694-1990(Latest with uptodate ammend-ments) suitable for the pump set offered from OCB to Motor, Motor to Starter including all other electric equipment such as;thimbles,flexible pipe,solder,nuts & bolts,cable glands etc.laid in pipes or trenches under floor. The type and make will be subject to approval of HPSEB.authorities. In case of non-acceptance by HPSEB.authoirity,it shall have to be replaced by the tenderer free of cost.

Motor side 6mm Square (The size of cable shall be specified by the tenderer).

Providing and laying doub le loop earthing with copper plate 600x600x3mm.thick electrode complete with material such as;char coal,common salt,G.I.Pipes,thimbles,nuts & bolts,digging of pits,G.I.wiring and 25x5mm.copper strips of required capacity conforming to BIS-3043-1987 latest with uptodate ammendments for above motors and other electrical equipments.

Supply and erection of floor/wall mounted power factor shunt capacitor conforming to BIS-2834-1986 latest with upto-date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to Induction Motor individually of required KVAR according to H.P.of Motor offered including Siemens/Gloster/ICC make from Busbar chamber to capacitor and also including LT/LK/Kilburn make ICTP.Switches conforming to BIS-4064-1978 or latest with HRC fuses(Range to be specified by the tenderer).

Supply of standard make circular dial pressure gauge of suitable range of Fiebeg/Bourden/Precision make with all accessories such as;stop cock,copper tubing etc.conforming to BIS-3624-1987 latest with uptodate ammendments.

Providing and laying of column assembly of suitabie dia and making connection with Rising Main(100mm dia)G.I.pipe Conforming to IS-1239 or MSERW.Pipe 4.8mm tick conforming to BIS 1978-82 considering site requirement duly flanged at every 3 Metre length with flanges conforming to BIS-6392-1971 (Table-17 )including tapers,flanges,rubber gaskets 3 mm thick as per BIS-2712-1978 ,nuts &bolts as per 1364-1983 as per .direction of Engineer-in-Charge or as per layout approved by the Engineer-in-Charge.The pipes shall be capable of withstanding 1.5 times the total pressure indicated in item No.1(xiii)

column pipe mm-dia (size to be specified by the tenderer).

Erection of all equipments from S.No. 1 to 4 and 5 including cost of tees, bends,tapers and any other fittings required as per conditions and as per directions of the Engineer-in-Charge.

Supply of erection of horizontal Spindle,horizontal/radial split casing and suction(Backpull out arrangement_single/double/multistage Centrifugal Pumps or combination of pumps in series/parallel of KSB/Mather & platt/Jyoti/Kirloskar/BE/Maxflow/Beaconweir make conforming to BIS-1520-1980(latest with uptodate ammendments) read with BIS:9137-1978(latest edition)suitable for lifting clear water of under mentioned charactristics with Impellers of bronze/suitable alloy,priming funnels,casing ring and shaft sleeves of bronze/suitable alloy,shaft of suitable steel grade with cast iron casing coupled directly through a flexible coupling on a common C.I./Cast Steel base plate(base plate to be from the principle manufacturer of pumping set) to slippering/squirrel cage screen protected drip proof electric Induction motor of Kirloskar/NGEF/ Crompton/Siemens/ Jyoti/ BHEL/GEC/ABB conforming to BIS:325-1978 read with BIS:900-1968(Latest with uptodate ammendments). It should include the cost of bearing,nuts & bolts,painting etc.annd shall be suitable for operation as per data given below:-

Location of site =The site is located at a distance of 30 Kms.from Nurpur Road Railway Station by road and 0.5 Km.by head load.

The altitude of place in which pumping =Altitude of place is 500 Metres above Mean Sea Level. set is intended to work.

Type of current =A.C.Three phase with frequency of 50-Cycles/Second.

Rated Voltage =415 V (+/ -) 10%

Type of water(Raw/Treated) =Clear cold water.

Charactrstics of water a). Temperature 20 oC d) Hardness Mg/Litre(as CaCo3 . b). Turbidity Upto 10 PPM oC e). Total solids_____Mg/Litre. . c). Ph between 7.5 to 8 f). Others;_____

Depth of Collection Tank =Possitive Suction.

L.W.L.in Collection Tank =459.50.00 Metre.

Centre line level of Pump =459.50 Metre.

Discharge level of highest point =577.10.00 Metres.

Nos.of Pumps required =2 Nos.Pumps.(One will act as stand-bye).

Capacity =6.27 L.P.S.

Static Head in Metres =120.60 Metres.

Total Head in Metres =177.24 Metres.

Length of Rising Main = 3900.00 Metres.

Dia of Rising Main =100mm.dia G.I.Pipe.

Pumping Hours per day =8.00 Hours.

Limits of Pump operation = ( - ) 25% to ( + ) 10% of total head at duty point.

H.P.of Motor/Drive unit =Required BHP of pump at ( + ) 10% & ( - ) 25% of total head or BHP with following margins/multiplying factor at duty point,whichever is higher. a).Upto 2 H.P. =1.5 ©. 5 to 10 H.P. =1.3 (e). 20 to 100 H.P.=1.15 b).2 to 5 H.P. =1.4 (d) 10 to 20 H.P. =1.2 (f). Above 100 H.P.=1.10

R.P.M. of Pump(2900/1450RPM) =2900 R.P.M.

Test Run = 16 Hours continuously for 7 days,

Providing Cast steel double flanged Sluice Valve conforming to BS:1414/API-600 of Kirloskar/Kilburn/IVC/Fouress/ GLED/BHEL/ Leader/ Kartar make of size and Class ASA-150 having one size higher to delivery size of Pump and capable of withstanding nominal seat pressure of 21.00Kg/Cm².(Size of Valve to be specified by the tenderer).

Supply of Kirloskar/Kilburn/IVC/Fouress/GLED/BHEL/LeaderKartar make Cast steel double flanged Swing check type Reflux Valve confirming to BS:1414/API-600 having bye pass arrangement and one size higher to delivery size of Pump size ( mm dia and Class ASA-150 ) and shall be suitable for withstanding nominal seat pressure of 21Kg/Cm².(Size of Valve to be specified by the tenderer).

Supply of Kirloskar/Kilburn/IVC/Fouress/GLED/BHEL/Leader/Kartar make Cast Steel double flanged Swing check type Reflux Valve confirming to BS:1414/API-600 having bye pass arrangement and of size equal to dia of Rising Main i.e. 100mm. and of Class ASA-150 shall be suitable for withstanding nominal seat pressure of 21Kg/Cm².

Providing and laying PVC insulated armoured power copper cable of Siemens/Finolex/Grandlay/Gloster make conforming to BIS:1554 (Part-I)-1988 or latest with uptodate ammendments of suitable size for the pump set offered(one cable carrying all three phases) including all other electrical equipment/accessories such as;thimbles,flexible pipes,solder,nuts & bolts,cable glands etc.laid in pipe or trenches/under floor. The type and size will be subject to approval of the HPSEB.authorities. In case of non acceptance by HPSEB.authorities it shall have to be replaced by the tenderer free of cost.

On supply side of 3.5 Core (from HPSEB.Meter to Switch & Starter) =10.00 metres of size 10mm.Square. (The size of cable shall be specified by the tenderer).

On Motor side 3 core (from Switch & Starter and Motor) =30.00 Metres of size 10mm.Square (The size of cable shall be specified by the tenderer).

Providing and laying double loop earthing with copper plate 4 SWG,25x3 strips, 600x600x3mm.thick electrode complete with material such as;char coal,common salt,G.I.pipes,thimbles,nuts & bolts,digging of pits,G.I.Wiring 7 copper strips of suitable size conforming to BIS:3043-1978(Latest edition) for above Motors & other electrical equipment.

Note:-The strip size shall be 20xz3 upto 18.5 KW,25x3 for 18.5 to 37.5KW, 25x5 for 37 to 55KW & 32x5 beyond 55KW.

Supply and erection of floor/wall mounted power factor shunt capacitor conforming to BIS-2834-1986 latest with uptodate ammendments of BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually of required KVAR according to H.P.of Motor offered including cable of Siemens/Gloster/ICC make from busbar chamber to capacitor and also including ICTP Switches Kilburn/L&T/Siemen's/havell"s of conforming to 4064-1978 or latest with HRC.fuses(Range to be specified by the tenderer).

Supply of 100mm.dia circular/square dial Pressure gauge of suitable range of Fiebeg/Bourden/Precision/PREGA make with all accessories such as'stop cock,copper tubing etc.conforming to BIS:3624-1987 latest with uptodate ammendments.

Providing and fixing G.I. Pipe conforming to BIS:1978-82 of suitable size for suction,delivery and common header considering site requirements & NPSH required/available. The pipe size for Suction & delivery shall as per the requirement of offered pump and common header shall be equal to dia of Rising Main including cost of tapers,flanges(conforming to relevant table of BIS:6392-1971(, bends,rubber gaskets 3mm.thick nuts & bolts and specials upto 5 Metres away from the outer wall of Pump House as per layout drawing approved by Engineer-in-Charge. Pipe & material shall be capable of withstanding field test pressure equal to 1.5 times the operating pressure.The complete arrangement shall comprise of:-

Suction Pipe mm. dia G.I.pipe (Medium class) (The size of pipe shall be specified by the tenderer)

Erection of all equipments from S.No.10 to 11 & 12 including cost of tees,bends,tapers and any other fittings required as per site conditions and as per directions of the Engineer-in-Charge.

Excavation in foundation trenches (for pipes and pits)upto all depth in all classification of earth work such as;Pick work,jumper work,saturated soil including bailing out pumping out water blasting soft/hard rock or chiselling soft/hard rock where blasting is prohibited in all lifts including trimming and dressing of sides.levelling of beds to correct grade including shoring,strutting,planking,timbering and dewatering where-ever required stacking the usable and un-usable material/soil separately and after laying,jointing and testing of G.I.Pipes returning the usable soil in trenches in 15cm.layers including consolidating of such deposited layer by ramming,watering and then disposing of all surplus excavated soil un-usable material as directed within all leads and lifts including restoration of un-metalled surfaces to its original condition including cost of diversion for traffic night signals fixing caution Board,crossing over trenches for access to houses,fencing etc.complete in all respect.

Laying,jointing and testing of galvanised mild steel duly flanged after every Fifth pipe with intermediate circumfesential butt welded joints of below mentioned dia and class i/c.cost of flange,bends,tees etc. The fixing of M.S.Flanges as per IS-814:1967 should be done on both faces to make the joint leak proof and capable withstand the required Hydraulic pressure. The flanges should conform 6392-1971 with specified number and size of M.S.nuts and bolts as per Table mentioned below and ISI-MarkedSBR rubber flange gasket not less than 3mm.thick(Excavation in trenches etc.to be measured and paid for for separately).

Stage-1st.

100 mm.dia(medium Class) 5

Stage-2nd.

100 mm.dia(medium Class) 28

100 mm.dia(medium Class) 17

100 mm.dia(medium Class) 5

sadeep kumar

A.K. Traders

dinesh kumar lath