Improvement of Lift Irrigation scheme Bag Faglwata in Tehsil Sadar District Bilaspur (SH Supply and Erection of centrifugal pumping machinery along with allied accessories 1st stage and providing laying jointing and testing of rising main and Feeder

Amount

Providing horizontal spindle horizontal split casing/end suctions (backfull out arrangement) single/double/ multistages centrifugal pump or combination of pump in series of recommended make such as Mather & Platt/ KSB/Kirloskar make as per BIS-1520-1980 with upto date ammendments, read with IS: 9137-1978 or latest edition suitable for lifting Raw water for under mentioned characterstics with suitable alloy impellers/priming funnels, casing ring and shaft sleaves of bronze, shaft of steel grade EN-8 with cast iron casing coupled directly through a flexible coupling on a MS/Cast steel base plate ( base plate to be from the manufacturers of the pumping unit only) to Squarrel type drip proof induction motor of standard make such as Kirloskar/Crompton/NGEF and suitable for operation on 400 (+)/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor should be atleast 10% in excess of the maximum power required by the pump in the operation range of (+) 10% and (-) 15% of the duty point head. The motor should be as per IS: 325-1978 with upto date ammendments read with IS: 900-1972. It should include cost of bearing nuts, bolts and pointing etc. and should meet the following requirements:-

Discharge (Q) 14.37 LPS Each pump or 51.73 cum/Hour (Both the pumps run simultaneously)

Total Dynamic Head: 130.60 Meters. Make.

LWL in sump well (h). 987.20 Meters. Model.

Pump Shaft level: 993.00 Meters.

Level at discharge point. 1108.26 Meters.

Suction lift. 5.80 Meters.

Residual head: 3.00 Meters.

Static Head. 115.26 Meters.

Rising main.

Length. 750.00 Meters. Coupling

Dia. 200 mm Base plate

Pumping Hours. 16 Hours.

Altitude of Installation above MSL Meters

Characteristics of water. Make.

(a) Temperature 20o C Model.

(b) Abient Temp. 42oC Motor rating (KW)

(c) Turbidity 500PPM

(d) Alkalanity. Mg/Ca Co3 Insulation

(e) Size of the solids. Mm

(f) Other.

Providing ICTP Main Switch with HRC fuses side handled operated change over switch of L&T/Crompton/Standard/Havells make for suitable Capacity Operational rating as per IS: 4064-1978 with upto date ammendments immediately after the power meter of HPSEB. ICTP Switches (i) Make ii) Model iii)Capacity: Suitable

Providing M.S. sheet, steel fabricated floor mounted closed ( Almirah type) switch board including angle iron post of suitable height and size ISA 40x40x6mm, duly painted, with steel sheet of 16 gauge comprising, capable of mounting the following accessories with all internal connections:- Panel/ Switch Board Drawing Layout plan

MCB of Havells / MDS/Standard make suitable capacity on incoming feeder with or without initial oil filling as the case may be with neutral linked under voltage releases as per IS: 2516-1985 with upto date amendements with. MCB Make: MEI Type Range Rating

E.L.C.B. of Havells / MDS/INDIETEC/Standard make as per IS: 2516-1977 with upto date ammendment which should have control box operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape etc. It should also be lifted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end. ELCB i)Make ii) Type iii)Range: iv) Rating: Amp

The voltage monitor relay of L&T/AE/Standard make three phase with all protection and usual indicator and electric siren against single phasing low voltage, high voltage, reverse phasing, over loading and phase voltage difference as per IS:1248- 3842 ( Latest edition). Voltmeter. Range i) Make ii)Type: iii)Range:

Power factor meter of AE/L&T /Rishab make as per relevant IS Code with upto date amendements of sitable rating. Power factor meter. i) Type ii)Make: iii) Range:

Frequency meter of AE/ L&T/Rishab make as per relevant IS: Code with upto date ammendments of suitable rating. Frequency meter. i) Type ii)Make iii) Range::

Bus bar chamber with copper strips having three bars of suitable rating for full length equal to the width of the board for three live phases and suitable for induced current, one copper bar of half the rating of full length for neutral phase as per IS : 8084-1976 and IS: 11353-1985 read with BIS 5578-1985 with upto date ammendments Amp. Bus Bar chamber. i) Make ii) Rating iii) Type:

ICTP switches with HRC fuses of L&T/Standard/ Havells make and of suitable capacity as per IS: 4064-1978 with upto date ammendments ICTP Switches i) Type ii)Make: iii) Range:

Three phase indicator lamps complete with toggle switches for individual motors as per IS: 3452 ( P-I&II) with upto date ammendments Three phase indicator: i) Type ii) Make iii)Rang:

Capacitor of L&T/Bajaj/Assian/Crompton/ Havells make as per BIS: 2834-1986 latest with upto date ammendments to raise the power factor at site to 0.95 for direct connection to induction motor individually of required KVAR rating according to HP offered including cable as per relevant ISI Code of siemens/Gloster/IEC make form busbar chamber to capacitor and also including ICTP switches of appropriate range as per IS: 4064-1978 with upto date amendements. Capacitor i) Type ii) Make iii)Rang:

Providing suitable oil immersed star delta starter of MEI/Kilburn/Jyoti make conforming to BIS 8544-1979 with upto date amendments for squirrel cage motor mounted on penel board with magnetic type over load release and dashgas-pots, time legs, under voltage release with or without initial oil filling as the case may be with single phase preventor as per IS: 1248 (P=V)1983 with upto date amendements. Starter i) Type ii) Make Single phase preventor Type: Make:

Providing Hour run meter of recommended make of suitable capacity as per IS: 722 ( Latest edition) Hour Run Meter. i) Type ii) Make iii)Rang:

Providing cast iron foot valve of Leader/ Kirloskar/KSB make 250mm dia for the suction pipe as per IS: 4038-1986 with upto date amendements. Foot valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials. C.I

Providing double flanged cast iron sluice valve of Leader/ Kirloskar/KSB make and size one dia higher than pump for the delivery line of the pump and capable of with standing the normal seat pressure and as per IS: 780-1984 with upto date amendements. Sluice valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials.C.I

Providing double flanged (Swing type) cast iron Non return valve of Leader/Kirloskar/KSB or any other approved make of JSV and one dia higher than pump having bye pass arrangement on the delivery line of pump and capable of with standing normal seat pressure as per IS: 5312-2021 with upto date amendments. Reflux valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials.C.I

Providing double flanged cast iron non return valve of Leader/Kirloskar/KSB and of 200mm dia having bye pass arrangement IS: 5312-2021 with upto date amendements. Reflux valve Make: Class: PN-1.6 Seat Pressure:16.32kg/cm2 Materials.C.I

Providing 100 mm dia circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock,copper tubing etc. as per IS: 3624-1979 with upto date amendements range 0 to 16.32 kg/cm2 Pressure gauge Make Range: 0 to 16.32 Kg/cm2

Providing 100mmdia circular vaccume gauge etc all accessoires. Vaccume Gauge

Installatoin of all the items appearing at Serial No. 1 to 8 as per the systematic drawing attached with the tender documents

Providing and fixing double flanged MSERW piping work layout to be approved by the Engineer-in-Charge for suction and delivery pipes suitable to pump(s) offered and common header as per the rising main respectively complete with all specials such as bends ,tees reducers/ increasers with companion flanges matching with the relevant specifications of the accessories as indicated in the drawing No.2 including rubber/asbestos gasket of minimum 3mm thickness as per IS 2712-1979 and required number of nuts and volts as per IS: 1364-1983. The pipes shall be as per relevant IS Code and to withstand 1.5 times total head stipulated under item No.1.

The size of the various components to be as under:-

(i) Suction pipe :250 mmdia Min.length = 10 mtr.(flabnged with table-5

(ii) Delivery pipe: 150 mm dia -do- = 10 mtr.(flabnged with table-17

(iii)Common Header: 200 mm dia -do- = 10 mtr.(flabnged with table-17 and will extended upto 5 meters from the outer wall of the pump house in the direction to be jointed.

Providing and laying copper PVC insulated armoured power cable ( one cable carrying all the three phases) of suitable size and capacity to and all other electrical equipments as per IS: 1554 (P-I)1988 or latest with upto date ammendments of Siemens/ IEC/ICC/GICO/Grandly/National make including all other accessories such as thimbles, flexible, pipes solder, nuts and bolts, cable glands etc. laid in pipes or trenches under floor.

Motor side: Suitable size cable Min length =20 Mtr

Supply side: Suitable size cable Min length=10 Mtr

Providing and fixing double loop earthing and G.I plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts, charcoal and common salt,25mmx6mm G.I strips and G.I wire as per IS: 3043-1987 with upto date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

RISIGN MAIN: Excavation in foundaton and trenches etc. (for pipe and pits) upto all depths and in allkinds of soils such as pick work pick jumper work, saturated soil including bailng or pumping out water, blasting in soft/hard rock, chiseling / wedging out of rock where blasting is prohibited, in allleads and lifts including trimming and dressing of sides, leveling of bed to correct grade including shoring, strutting, planking timbering and dewatering wherever required, stacking usable and unusable materials/ soils spearately and after laying, jointing and testing of pipes, returning the usable soils in 15 cm layers by ramming and watering and then disposing of all surplus exavated soil / unusable materials as directed within all lead and lifts including restoration of un-metalled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution hoards, crossing over trenches for access to houses, fencing etc. complete in all respect within all leads and lifts as per the direction of the Engineer-in-charge.

Providing laying jointing and testing of trenches of MSERW bevled edge flanged/ but welded pipes conforming to ISO: 3183-2007 grade L-210 or A of below mentioned grade in item as per dimentions weight and test pressure mentioned therein code (Mill tolerances to be restricted within 3%) in random length of 4 to 7 mtr including the cost of fabrication of bends by butt welding from parent tube as required at site. Only 1% joints shall be flanged joint and remaining shall be welded joints and welding or poipes will be done as per IS: 816-1969 with electrode a sper IS: 814-1991 of make Advani/Orelin (Adore) ESAH. The laying and jointing of pipes should conform to IS: 5822-1994 (Earth work in trenches, flanged joint and butt welded joints except in bend to be measured and paid for spearately). The pipe shall have galvanisation as per BIS: 4736. The galvanisation is done by the manufacturing firm it self complete in all respect (Latest upto date amendements.

Rising main 200mm dia MSERW pipe grade L-210 or A wall thickness 4.80 table-17 from RD 0/0 to 145=145 Mtr

Rising main 200mm dia MSERW pipe grade L-210 or A wall thickness 4.80 table-11 from RD 145 to 375=230 Mtr

Rising main 200mm dia MSERW pipe grade L-210 or A wall thickness 4.80 table-5 from RD 375to 750=375 Mtr

Feeder pipe of 300mm dia MSERW pipe grade L-210 or A wall thickness 4.80 table-5 from RD 0 to 120 Mtr

Providing Fixing & Welding of M.S flanges conforming to table as specified below of BIS-6392-1971 (latest with upto date ammendments ) welding of M.S flanges three (two layers on outer face and one layer on inner face of each flange) GMS pipe and bends on both ends (The GMS pipe to be measured and paid for separately). The welding of flanges conforming to IS: 816-1998 with electrodes as per IS: 814-1997. Providing and fixing nuts and bolts of required size conforming to IS: 1364 including cost of gasket sheet. The thickness of gasket sheet should not be less than 3mm conforming to relevant BIS code IS: 2712-1998 in trenches complete in all respect and including all kinds of leads and lifts and to the entire satisfaction of the Engineer-in-charge.

200mm dia MSERW pipe flnaged table-17 RD 0-145=145 Rmt @ 1% jonit of length

200mm dia MSERW pipe flnaged table-11 RD 145 -230=85 Rmt @ 1% jonit of length

200mm dia MSERW pipe flnaged table-5 RD 230 -750=520 Rmt @ 1% jonit of length

300mm dia MSERW pipe flnaged table-5 RD 0-120=120 Rmt @ 1% of length -750=520 Rmt @ 1% jonit of length

Providing circumferential butt welded joints by electrical arc welding of MSERW pipe welded in three layers weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS: 816-1969 justification by using welding electrodes conforming to IS: 814-1991 at site of work complete in all respect, including manual/ mechanical handling of pipe in all leads and lifts and to the entire satisfaction of the Engineer-in-charge. MSERW pipe 200mm dia Grade L-210 or A RD 0 to 750 @ 99% butt welded joints

abhishek khajanchi

Mohit Kaushal

MNBN Enterprises

Mr. Sanjeev Kumar

Raman Thakur Govt. Cont.

M/s.Pawan Kumar Sharma

Neeraj Kumar

Naik Electrical Works