Providing LIS to Village Chakhal Dungi Ser in GP Thaina Bastori Tehsil Rajgarh Distt. Sirmour H.P

Amount

Excavation in drains and channels etc. in earth work for pipes upto all depths in all classification of earth work such as pick work, jumper work, saturated soil including balling or pumping out water, blasting soft/hard rock of chiseling soft/hard rock where blasting is prohibited in all lifts including jungle clearance whereever required, triming and dressing of sides, levelling of bends to correct grade including shoring/struting, planking, timbearing & dewatering wherever required stacking the useable/ unuseable material/soil seperately and after laying, jointing & testing of pipes, returning the useable soil in trenches in 15cm layers including consolidating of such deposited layer by ramming and watering and then disposing of all surplus excavated soil/unsuseable material as directed with in all leads and lifts including restoration of un-metallied surfaces to its original condition & including cost of diversion for traffic, night signals, fixing caution boards crossing over trenches for access to houses, fencing etc. complete in all respects with in all leads and lifts as per directions of the Engineer-in-charge.

Providing, laying, testing & commissioning at site in trenches bevelled ended MSERW pipes of grade-A conforming to IS/ ISO 3183-2017 latest with upto date amendements having wall thickness and per Rmt weight as mentioned below & capable of withstanding required test pressure as prescribed in BIS code, in random lengths of 5.5 to 6.5 mtr. The pipes ends shall be bevelled suitable for butt welding including the cost of jointing with butt welding conforming to IS 816-1969 or latest as applicable ends with upto date amendments (leak proof) in three layers at site of work with welding rods of standard make and all allied accessories whatever required for welding at site, tail pieces, tees, bends and other specials manufactured from parent pipes as applicable to the particular reach & of approved specification as per site conditions and cutting of pipes wherever required as per site requirement including carriage in all leads and lifts and as directed by Engineer-in-charge. The pipe shall haves zinc coating inside & out side conforming to IS-4736-1986 or latest with upto date amendments & shall be ingraved with GRADE- A The laying shall conform to BIS 5822-1970 or latest with upto date amendments to the entire satisfaction of Engineer-in-charge (Earth work shall be measured and paid for separately).

Main Stage:-

RD Dia Thickness Length

Laying, , jointing , testing & commissioning at site in trenches following plain ended GMS pipes of following dia of Heavy/Medium Grade as under confirming to BIS 1239-(Part-1)-1990 or latest with up to date ammendments, capable of withstanding required test pressure as prescribed in BIS code, in randum lengths of 5.5 to 6.5 mtr. The pipe's ends shall be bevelled suitable for butt weld, including the cost of jointing with butt welding confirming to IS 816-1969 or latest as applicable (leak proof) in three layers at site of work with welding rods of standard make & all allied accessories whatever required for welding at site, tail pieces, tees, bends manufactured from parent pipes etc. and cutting of pipes wherever required as per site requirement i/c carriage in all leads & lifts as directed by Engineer-Incharge (Earth work shall be measured & paid for seperately).

BOOSTER STAGE:-

RD Dia Grade Length Thickness

0-40 150mm Medium 40 4.80

MAIN STAGE:-

RD Dia Grade Length Thickness

200-500 150mm Heavy 300 5.40

500-900 150mm Medium 400 4.50

Providing welding and fixing M.S plate flanges of following dia (nominal bore) of following flanges Table conforming to IS 6392-1971 or latest with upto date amendments to MSERW/G.I. pipe after every 90metres or as per site requirement including cutting of pipes wherever required welding in three layers (leak proof) conforming to specifications as prescribed in relevent IS code i.e IS 816-1969 or latest as applicable with upto date amendments with nuts, bolts & washers and specials etc. fonforming to IS 1963 or latest with upto date amendments including packing sheet i.e. asbestos fibre sheet minimum 3mm thick and painting with anticrossive paints complete in all respect in all leads lifts and carriage of material at site and as directed by the Engineer-in-charge.

BOOSTER STAGE:-

RD Dia Length Flange table

MAIN STAGE:-

RD Dia Length Flange table

PUMPING MACHINERIES :-

BOOSTER STAGE:-

Supply, erection, testing & commissioning of submersible pumping set of reputed make such as KSB/BS/ Johnston/ Worthington/Oswal/Sabar Brand conforming to latest relevent BIS code. The pump should be fitted with free flow impellers of bronze /suitable alloy as per BIS 5659 or latest with up to date ammendments suitable for raw/clear water having characterstics as mentioned in item 5(A) greased packed bearings & shell with wound stator on motor side & with shaft protection sleeve on pump side ensuring better life for shaft conforming to BIS specifications. The pump shall be directly coupled to a submersible squirrel cage electric induction motor of Kirloskar/NGEF/Jyoti / Crompton make conforming to relevent BIS code with up to date ammendments totally dust & water proof for submersible duty isolated from the pump by intermediate casing with double mechanical seal in oil chamber chamber & grease packed lubricated bearings & provided with stainless steel thrust bearing plate to withstand non vertical loads with minimum wear & tear. It should also be fitted with a device to take up expansion of water with the heating of motor. The pump set should include water level guard, errection clamps, cable clips. & depth gauge etc. & suitable for operation of data given below:-

Total Head 17 mtr

Capacity of each pump set 13.50 LPS

Dia of R/Main 150 mm

Length of rising main (in metres) 40 mtr

Dia of column pipe (in mm)

Length of column pipe (in metres)

SITE CONDITIONS:-

Location of Site:- Nr. Dangra Khad

The altitude of place in which the motor is intended to work in ordinary service (in metres) :- 1073 mtr MSL

Humidity:- Whether generally remains humid during monsoon season.

Nature of atmosphere:- As normally encountered in Shivalik Ranges

Detail of quality of water:- clear water

Water free from sand or not :-Yes

Water corosive or not :- Not

Turbidity (if any):- PPM

Type of well

Inside dia of well

Depth of water during HFL in the pond

Max. draw down ( in mtrs)

Depth of well (in mtrs)

Any other information or requirement

OPERATING CONDITIONS:-

Type of current:- AC three/single phase

Operating frequency:- 50 HZ

Rated voltage:- 400(+/-) 10% volt

System of earthing if any to to be adopted.:- Double loop earthing as per BIS 3043-1987 latest with upto date amendments

Speed of revolution

Direction of rotation

No. of working hours per day:- 16 hours.

The max. Temp. of cooling air & water in the place in which the motor is intented to work in ordinary service. 35 Degree centigrade

MOTOR:-

Ref. to BIS code:- BIS 9283-1979 read with BIS 900-1992 latest with upto date ammendments

Type of enclosure of motor:- as per BIS 4691-1985 latest with upto date ammendments

Type of duty:- Continuous as per IS-12824-1989 or latest with up to date ammendments

Mechanical out put in KW:- Suitable for driving centrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover.

Class of insulation:- Class ~B~

Max.permissible temp.rise of motor reqd. if different from given in B(viii) above:- to be specified by the tenderer

Particulars of test reqd. & where they are to be conducted:- As per terms & conditions attached

Particulars as to whether voltage limiting device will be employed:-Star delta starter,oil immersed,fully automatic to be installed between bus bar & motor Shunt capacitor is also proposed to be installed for improving the power factor at site.

(NOTE:- Star delta starter upto 37.5 KW, ATS for 37.5KW & above)

Type of motorAs per BIS 9283-1979 or latest with upto date amendments.

Details of shaft extension reqd.:- To work with the pump offered satisfacterly.

Bnreakway torque in terms of rated load torque and the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current

Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period.:- To work the pump offered satisfacterly

Where possible fault capacity of the system to which the motor is connected.:- The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.

PUMP :BIS 1520-1980 read with BIS 9137-1978 both with up to date ammendments

Nos. of pumps reqd.:- 1 Nos pumps set

Spare parts required:- For two years normal maintenance as recommended by manufacturer.

Type of drive electric induction motor

Optional fittings reqd.electric induction motor

PUMP OPERATING CONDITIONS:-

Capacity (in LPS) 13.50 LPS

Total head (in Mts).:- 17.00 mtrs

Static head in mtr 13.00 mtrs

If total head is not known then

following details be provided:-

i) Static head ( in mtrs) 13.00 mtrs

ii) Minimum depth of water( in mtrs)

iii) Variation in water level ( in mtrs)

iv) Ground level to max. water level ( in mtrs)

v) Ground level to delivery point ( in mtrs)

vi) Pressure in the suction tank (in Kg/cm^2 )

vii) Pressure in the delivery tank (in Kg/cm^2 )

Length of R/Main (in metres):- 40 mtrs

Dia of R/Main (in mm):- 150 mm

Length of column pipe (in mtrs)

Dia of column pipe ( in mtrs)

Turbidity of water (in ppm) clear water

Drive type Electric driven

Limits of total head in which the pump is reqd. to perate (-) 15% to (+) 10% of total dynamic head aqs mentioned at item 1(a)

Suction/delivery size of pump:- To be specified by the tenderer

Efficiency of pump at:- To be specified by the tenderer

a) duty head as mentioned in item 5 (a) 17.00 mtr.

b) (+)10 % of head as mentioned in item 5 (a) 18.70 mtr.

c) (-) 15 % of head as mentioned in item 5 (a) 14.45 mtr

Providing and fixing of auto control panel with push button 2 Nos. star delta starter for submersible pump of L&T and reputed make fabricated with M.S. sheet and angle stand duly painted and complete with internal wiring, comprising of main switch of suitable Amp., T.P. volte meter, ameter, hour run metre, phase indicating lamps with GMS based, remote start/stop operation call/SMS for feedback regarding running of pumps & breakdown message, timer scheduling for fixed hour in a day, imbuilt protection against overload/ undervoltage, dry run, single phase preventer, inbuilt GPS tracker, phase reversal configurable volt/current limits with a facility to access the systemthrough minimum 10 No. authenticate mobile Nos. complete in all respect, including intire carriage of materials all leads and lifts, installation and testing at site with entire saisfaction of engineer-in-incharge.

Supplying and fixing at site of Kirloskar/Kilburn/IVC/Fouress/ GLED/BHEL/Leader/ KSB make of suitable size cast steel double flanged swing check type reflux valve for delivery line of pump having bye pass arrangement and size one size larger than the nominal diameter of delivery size of pump and capable of withstanding nominal seat pressure as mentioned in item No. 5(a) + surge pressure and conforming to API standards with up to date ammendments. The class of valve shall be ASA -300.

Providing and laying at site of work suitable size copper PVC insulated armoured power three & half core cable conforming to BIS 1554 (Part I) -1988 or latest with up to date ammendments of Siemen/Gloster/ ICC/EICO /National /IEC make from meter of HPSEB to circuit breaker & from circuit breaker to bus bar switch & starter (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles,flexible pipe,solder,nuts & bolts,cable glands etc. laid in pipes or trenches under floor. The type,size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.

Providing and laying at site PVC jointless flat water proof cable as per BIS 694-1990 (latest with up to date amendments) suitable for both the pump sets offered from circuite breaker to motor & motor to starter including all other electrical equipments such as thimbles, flexible pipes, solder,nuts & bolts,cable glands etc. laid in pipes or trenches. The type,size & make will be subject to approval of HPSEB authorities.In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.

Supply & errection of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 or latest with upto date ammendments of BHEL/GEC/Machneil/ Mager/Bajaj/L&T make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually,of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including L&T//Kilburn/Standard/Siemen/Havells make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer).

Supply of 100mm dia circular dial pressure gauge of suitable range & standard make such as Fiebeg/Bourden/ Precision/PREGA with all accessories such as stop cock,copper tubing etc. conforming to BIS 3624-1987 or latest with up to date ammendments.

Supply & fixing in position at site of Kirloskar/Kilburn/ IVC/Fouress/Gled/BHEL /Leader/ Pelican/KSB make of cast iron/cast steel double flanged sluice valve for delivery line of pump having by pass arrangement and having size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentionmed in item No. 5(a)surge pressure and confirming to & conforming to BIS/API-standards with up to date amendments. The class of valve shall be PN 1.60

MAIN STAGE:-

Supplying, erection, testing & commissioning of horizontal spindle,horizontal split casing,radial split Single,/multistages centrifugal pumps of standarad make such as KSB/ Mather & Platt/ Jyoti /Kirloskar/ Beaconweir /BS & BE conforming to BIS 1520-1980 with upto date ammendments read with BIS 9137-1978 or latest edition or submersible pumping set of reputed make such as KSB/BS/Kirlosker/Mather &Platt or any other approved make conforming to latest relevent BIS code to handle clear water having characterstics as mentioned in item No.12 (A) , with impelleres,casing ring, priming funnels & shaft sleeves of bronze, shaft of steel with cast iron casing of suitable capacity coupled directly through a flexible coupling on a common base plate of cast steel /Mild steel to BHEL /Kirlokar/ NGEF/ Crompton / Siemen/Jyoti /GEC make slip ring /squirrel cage screen protected drip proof induction electric motor suitable for operation on the data given below including the cost all accessories in all lead & lift & carriage of material at site as per direction of Engineer-in-Charge.

Total Head 262 mtr.

Capacity of each pump set 6.75LPS

Dia of R/Main 150 mm dia

Length of R/Main (In metres) 900 Rmt

SITE CONDITIONS & WATER CHARACTERSTICS :-

Location of Site:- Nr. Village Neri Jagyala

The altitude of place in which the motor is intended to work in 1320 mtrs (MSL)ordinary service (in metres) :-

Humidity:- Weather generally remains humid during monsoon season.

Nature of atmosphere:- As normally encounterd in Shivalik Range

Detail of quality of water:-

Water free from sand or not :-yes

Water corosive or not :- No.

Turbidity (if any):- Upto 50 PPM

NPSH available:- Positive Suction

Any other information or requirement:-

OPERATING CONDITIONS:-

Type of current:- AC three/single phase

Operating frequency:- 50 HZ

Rated voltage:- 400 (+/-) 10% volts

System of earthing if any to to be adopted.:- Double loop earthing as per BIS 3043-1987 latest with upto date amendments

No. of working hours per day:- 16 hours

Speed of revolution in RPM:- To be quoted by tenderer

Direction of rotation:- To be quoted by tenderer

The max. Temp. of cooling air & water in the place in which the motor is intented to work in ordinary service. 35 Degree centigrade

MOTOR:-

Ref. to BIS code:- BIS 325-1978 read with BIS 900-1992 (latest)with upto date amendments

Type of enclosure of motor:- SPDP(as per BIS 4691-1985 (latest)

Type of duty:- Continuous as per IS-12824-1989 or latest with up to date amendments

Mechanical out put in KW:- Suitable for driving centrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover.

Class of insulation:- Class ~B~

Max.permissible temp.rise of motor reqd. if different from given in B(viii) above:-

Particulars of test reqd. & where they are to be conducted:- As per terms & conditions

Particulars as to whether voltage limiting device will be employed:- ATS/star delta starter,oil immersed,fully automatic to be installied between bus bar & motor Shunt capacitor is also proposed to be installied for improving the power factor at site. (NOTE:- Star delta starter upto 37.5 KW, ATS between 37.5 KW to 50 KW)

Motor whether squirrel cage or slipring:- Squirrel cage/slip-ring (Note:- Squirrel cage upto 40HP

Details of shaft extension reqd.:- Just sufficient to provide direct drive by flexible coupling to pump.

Type of slip-ring gear whether continouly rated or for starting purposes only & whether to be fitted with brush lifting or short circuit arrangements or both if interlocks are rquired.:- Continouslly rated for Squirrel cage/ Slipring motor

Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit.:- Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current.

Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period.:- Sufficient to work the pump offered

Where possible fault capacity of the system to which the motor is connected.:- The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.

PUMP :BIS 1520-1980 read with BIS 9137-1978 both with up to date amendments

Nos of pumps reqd.:- 2 Nos. pumps set and boyh set will run simultaneously

Spare parts required:- For two years normal maintenance as recommended by manufacturer.

Optional fittings reqd.:- Air cock for exahausting air from each stage.

PUMP OPERATING CONDITIONS:-

Capacity of each pump set (in LPS) 9.00 LPS

Total head (in Mts).:- 305.42 mtrs

If total head is not known then

following details be provided:-

i) Static head ( in mtrs) 250 mtrs

ii) Minimum depth of water( in mtrs)

iii) Variation in water level ( in mtrs)

iv) Ground level to max. water level ( in mtrs)

v) Ground level to delivery point ( in mtrs)

vi) Pressure in the suction tank (in Kg/cm^2 )

vii) Pressure in the delivery tank (in Kg/cm^2 )

Length of R/Main (in metres):- 900 mtr

Dia of R/Main (in mm):- 150 mm

Drive arrangement:- Direct through flexible coupling on a common base plate

Drive type:- Electric driven

NPSH reqd.:- To be quoted by the tenderer

Limits of total head in which

the pump is reqd. to operate.:- (-) 15% to (+) 10% of total head.

Suction/delivery size of pump:- To be specified by the tenderer

Efficiency of pump at:- To be specified by the tenderer

a) duty head (as mentioned at item No.12 (a) ) 262 metre

b) (+)10 % of head as mentioned at item No.12 (a) 288.20 metre

c) (-) 15 % of head as mentioned at item No. 12 (a) 222.70 metre

Material of construction:- To be specified by the tenderer (manufacturer~s certficate to be appended)

Providing and fixing of Auto control pannel with push Button 2 Nos fully authomacatic star-Delta starter for centrifugal pumps of L& T and reputed make fabricated with MS Sheet and angle stand duly painted and complete with internal wiring compriosing of main switch of suitable Amp. T.P. Volt meter, copper busbar ammeter, hour run meter, phase indicating lamps with GMS based, Remotestart/stop operation call/SMS for feedback regarding running of pumps & breakdown message, timer sheduling for fixed hours in a day,inbuilt protection against overload/undervoltage,Dry run, single phase preventor, Inbuilt GPS tracker, phase reversal configurable volt/current limitswith a facility to access the system through minimum 10 Nos. authenticated mobile Nos. complete in all respects including entire carriage of materials upto all leads and lifts installation and testing at site with entire satisfaction of Engineer-in-Charge

Supplying and fixing at site of Kirloskar/Kilburn/IVC/Fouress/ GLED/BHEL/Leader/ KSB make of suitable size cast steel double flanged sluice valve having size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentioned in item No. 12(a) + surge pressure and conforming to API standards with up to date ammendments. for delivery line of pump The class of valve shall be ASA 300.

Supplying and fixing at site of Kirloskar/Kilburn/IVC/Fouress/ GLED/BHEL/Leader/ KSB make of suitable size cast steel double flanged swing check type reflux valve for delivery line of pump having bye pass arrangement and size one size larger than the nominal diameter of delivery size of pump and capable of withstanding nominal seat pressure as mentioned in item No.12(a) + surge pressure and conforming to API standards with up to date ammendments. The class of valve shall be ASA-300.

Supplying and fixing at site of Kirloskar/Kilburn/IVC/Fouress/ GLED/BHEL/Leader/ KSB make of suitable size cast steel double flanged swing check type reflux valve conforming to API standard with upto date ammendments for R/Main as mentioned in item No.12(a) withstanding nominal seat pressure as per item No.12(a) + surge pressure the size of reflux valve shall be equal to size of rising main of the same shall be provided with suitable bye pass arrangements. the class of valve shall be ASA-300 and shall be of 150mm dia.

Supply & fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL /Leader/KSB make cast iron double flanged sluice valve (In case Suction is +ve) for suction pipe having size one or two size larger than suction size of pump such that velocity of flow in suction pipe is not more than 3.00 mtr/sec & conforming to BIS standards with up to date amendments the class of valve shall be PN-1.6.

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three & half core cable conforming to BIS 1554 (Part I) -1988 or latest with up to date amendments of Siemen/Gloster/ ICC/EICO /National /IEC make from meter of HPSEB to circuit breaker & from circuit breaker to bus bar switch & starter (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles,flexible pipe,solder,nuts & bolts,cable glands etc. laid in pipes or trenches under floor. The type,size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost i/c cost of carriage of material in all leads & lifts & as directed by Engineer -Inchage.

Providing, laying, jointing & testing at site suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part I)-1988 or latest with up to date amendments of Siemen/ Gloster /ICC/ EICO/National / IEC make from switch to starter & starter to motor (one cable carrying all three phases) including all other electrical equipment /accesories such as thimbles,flexible pipes, solder,nuts & bolts,cable glands etc. laid in pipes or trenches under floor.The type,size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost. i/c cost of carriage of material in all leads & lifts & as directed by Engineer -Inchage.

Providing & laying at site double loop earthing with G.I./G.I. plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, GI pipes, thimbles, nuts & bolts, digging of pits,GI wiring & 25x5mm G.I. strips of required capacity conforming to BIS 3043-1987 latest with up to date amendments suitable for above motors & other electrical equipments.i/c cost of carriage of material in all leads & lifts & as directed by Engineer -Inchage.

Supply & errection at site of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 or latest with upto date amendments of BHEL/GEC/Machneil/ Mager/Bajaj/L&T make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually,of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including L&T//Kilburn/Standard/Siemen/Havells make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer) i/c cost of carriage of material in all leads & lifts & as directed by Engineer -Inchage.

Supply & fixing at site of work 100mm dia circular dial pressure gauge of suitable range & standard make such as Fiebeg/Bourden/ Precision/PREGA with all accessories such as stop cock,copper tubing etc. conforming to BIS 3624-1987 or latest with up to date amendments.

Providing & fixing MSERW double flanged suction, delivery pipe & common header considering to Grade ''A'' of IS/ISO 3183-2007 specification or latest with upto date ammendments considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers,flanges,rubber gaskets 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of withstanding 1.5 times the total presure indicated in item No.12(A) or total dyanamic pressure + surge pressure whichever is more. The size of suction pipe shall be one or two sizes larger than the suction size of pump such that valocity of flow in suction pipe is not more than 3.00 mtr/sec & delivery pipe shall be of size one size larger than nominal delivery size of pump thickness of MSERW pipe shall be 5.20 mm jointed with flanged joint of FT-28 the suction of pipe shall be of GMS (MG) pipe jointed with FT-5 including carriage of material in all leads & lifts & as directed by Engineer -Inchage.

NOTE:- Actual laying to be done as per final drawings to be approved by the Engineer in charge