Providing separate Water Supply Scheme to new settled abadi in village Bathu (Gurplah) in Tehsil Haroli and Distt. Una (HP) SH Laying, jointing and Testing of GMS pipe in Rising Main and Supply Errection of 2 Nos submersible pumping machinery

Amount

Excavation in foundation trenches ( for pipes and pits ) upto all depths in all classification of earth work such as pick work, jumper work, saturated soil including bailing or pumping out water, blasting soft / hard rock or chieselling 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, wherever required, stacking the useable and unuseable material/ soil separately and after laying, jointing and testing of pipes returing the useable soil in trenches in 15 cm ( Fifteen centimeter ) layers including consolidating of such deposited layer by ramming and watering and then disposing of all surplus excavated soil /un-useable materials as directed within all leads and lifts including restoration of un-metalled surface to its original condition and including cost of diversion for traffic, night signals, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respect within all leads and lifts as per the directions of Engineer-in-Charge.

Laying, jointing and testing in trenches plain ended GMS flanged pipes (Medium grade) confirming to ISI (1239-2004) specification including commissioning and cost of all fittings i.e. bends, tail pieces, tees & other special manufacturing from parent pipes as applicable to the particular reach & of approved/sepecification as per site condition and cutting of pipes where ever required as per site requirement in respect of following diameters in Rising Main ( The earth work in trenches shall be measured and paid for separately ) including entire carriage of material in all leads and lifts as per the direction of the Engineer-in-Charge. 150 mm dia. (Medium grade)

Providing, Fixing and welding of MS flanges conforming to table as specified below of BIS code 6392-1971( Latest with upto date ammendments) welding of M.S. flanges on ( Two layers on inner face and one layers on outer face of each flange) GMS pipes & 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, prov.& fixed with nuts, bolts of required size conforming to IS 1364, provide & fixes 3 mm (Minimum) thick compressed asbestos fibre / synthetic rubber gasket conforming relevant BIS Code IS 2712-1965 in trenches complete in all respect and including entire carriage of materials in all leads and lifts as per the directoon of the Engineer-in-Charge 150 mm dia Table-5 (5% of total joints)

Providing circumferential Butt Welding joints to GMS pipe of 150 mm dia with two layers on each end of welding using 3 mm & 4 mm dia electrodes after levelling the pipe ends according to relevant ISI specification of the Engineer-in-Charge

S/E of Submersible Pumping Machinery Supply of submersible pumping set of reputed make such as KSB/ Calama / BS/ Worthigton / Sabar/ Seerex /Johnston / Amrut/ lubi/ Hindustan/Groundfos confirming to latest relevent BIS . The pump should be fitted with free fine impellers of suitable alloys as per BIS ; 5659-1978 with upto date amendments, suitable for raw / clear water having greased packed bearing and shell with wound stator on motor side and with shaft protection on pump side ensuring better life for shaft conforming to BIS specifications. The pump shall be directly coupled to submersible motor of same as that of offered submersible pump make confirming to BIS ;9283-1979 with upto date amendments, totally dust and water proof for submersible pump, duly isolated from the pump by intermediate casing with double mechanical seal in oil chamber and grease packed, lubricated bearing and 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 make up expantion of water with heating of motor. The pumpset should include water level guard i/c cable ,errection clamps, cable clips and depth gauge etc. and suitable for opertion on data given below. a Pumps :- Specifications i) Make ii) Model iii) No. of stages iv) Manufacter's certificate to be attached Performance i) Discharge ii) Head iii) Efficiency of Pump a) Duty Head b) (+) 10% Duty Head. c) (-) 15% Duty Head d) Performance curve to be attached b) Motors; Specification i) Make ii) Model iii) B.H.P iv) Speed v) Insulation

Discharge, (Q) 14.53 LPS

Total Head ( H ) 92.14 Mts.

a) SWL in Tubewell =15.24 Mtr. bgl.

c) R.L. point of discharge = 346.35Mtr.

d) Seasonal fluctuation + draught condition + bowl assembly. 9.0 Mtrs.

e) Drawdown in Tubewell 9.15 Mtrs.

f) R.L of lowest point of pumpset installation = 266.61 Mtrs.

g) Static Column lift = 79.74 Mtrs.

Rising main. Column Pipe.

Length 950 Mtrs. Length 34.00 mtrr.

Dia meter 150 mm Dia 125 mm

Class GMS ( M) Class GMS. (M)

Pumping hours 20 hours

Altitude of installations above M.S.L. __________mtr.

Characteristic of water.

a) Temperature _______ Deg Cel.

b) Turbidity ________JTU.

c) Allkanity. ___________mg/ l Ca Co3

d) Size of solids ____________mm

e) others

Depth of T/well mtr.

Dia of T/ well assembly 200 mm.

Length of assembly pipe.

Dia of housing pipe 300 mm.

Length of housing pipe

OPERATING CONDITIONS.

Type of Current :- A.C.Three Phase.

Frequency:- 50 Cycles /Sec.

Rated Voltage 415 +/- 15 % Volts.

System of earthing: Double Loop earthing as per BIS 3843-1987 Latest.

Speed of Revolution ____________ RPM 2900

MOTOR.

Ref. to BIS code BIS 9283-1979 with upto date amendments.

Type of enclosure of motor: As per BIS ; 4691-1985 ( latest )

Mechanical out put in H.P.

Class of insulation :Class B

The motor should be able to withstand initial current of 2.50 times the rated current for two minutes without suffering damages of permanent deformations.

Ref. to BIS code ; BIS ; 5659-1978 with upto date amendments.

Drive Type: Electric driven.

Operating Range: -15 % to+10 % of Total head at duty point.

Deliver size of Pump : ________( To be quoted by tenderer.)

Providing ICTP Main Switch with HRC fuses of L&T/ Havells make and having capacity 30% extra of the operational rating as per IS : 13947-P I & II with upto date amendments. ICTP Switch: i) Make : ii) Type : iii) Capacity :100 Amp.

Providing MS Sheet steel fabricated floor mounted closed ( Almirah type ) switch board including angle iron post of suitable height and size ISA 40x40x6 mm duly painted with sheet of 16 gauge comprising and capable of mounting the following accessories with all internal connections. . Panel /Switch Board. i) Drawing.ii) layout Plan.

MCCB of kilburn / L&T/ Havells make of suitable capacity on incoming feeder with or without intial oil filling as the case may be with neutral linked under voltage releases as per IS ; 2516-1985 with upto date amendments. MCCB 1) Make. ii) Type iii) Range. 100 Amp. iv) Capacity.

ii) ELCB of recommended make L&T / Havells as per IS ; 2516-1985 with up to date ammendments and of suitable range which should have control box , operating handle & trip / reset bush button on / off of indicators, reindicating off spring condition of the circuit breaker for over current protection. The circuit should be equiped with magnet thermal release with metallic tape CTS. It should also be fitted with earth fault for tripping of breaker on occurence of Earth fault. ELR i) Make. ii) Type iii) Range. 100Amp. iv) Capacity.

iii) The voltage monitor Relay 3 phase with all protection and usual indicator and electric siren against single phasing, low voltage, high voltage,reverse phasing,overloading and phase voltage difference as per IS; 3842 ( Latest Edition ) Volatage Monitor Relay i) Make ii ) Type iii) Range 0-500

d) Bus bar chamber 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 amendments including. Bus Bar Chamber i) Type ii) Make iii) Rating

Three phase indicator lamps complete with toggle switches for indivual motors as per IS 3452 ( P- I&II ) with upto date amendments. 3 phase indicators

e) Capacitor of BHEL / GEC / L&T / Mecheil make as per IS ; 2834-1968 with upto date amendments,to raise the power factor at site to 0.95 for direct connections to induction motor individually of required KVA rating according to H.P. offered including cables as per relevent ISI code ( of Seimens / Glocter / IEC make ) from bus bar chamber to capacitor as per IS : 4064-1978 with upto date amendments . Rating of capacitor will be approved by HPSEB. Capacitor i) Type ii) Make iii) Range 9 KVAR

Providing suitable oil immeresed star delta starter of L&T /BHEL make as per IS : 13947-II with upto date 'amendments for Squirrel cage / Slipring motor mounted on panel board with magnetic type over load release and dashpot, time lag, 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 up to date amendments. Starter i) Type ii) Make Single phase preventor i) Type ii) Make

Providing and fixing double flanged Cast Iron Sliuce valve of Leader / Kirloskar/Kartar/LP Brand make for the Column pipe of pump and capable of withstanding the normal seat pressure and as per IS 780-1992 with latest ammendments Class PN 1.00 For Column Pipe 125 mm dia Sluice valve i) Make ii) Class PN 1.00 iii) Material cast iron

Providing and fixing double flanged Cast Iron Reflux valve of Leader / Kirloskar/Kartar/LP brand make having by pass arrangement on the delivery line of pump and capable of withstanding the normal seat pressure and as per IS 6312-1984 P-I with latest ammendments 150 mm dia Sluice valve i) Make ii) Class PN 1.00 iii) Material cast iron

Providing and fixing pressure gauge of Prega / Precision / Fiebig make complete with all accessories such as stop cock, copper tubing as per IS ; 3624-1987 with upto date amendements Pressure Gauge i) Make

Supply of PVC jointless,flat water proof cable with copper conductor as per BIS 694-1998 latest with upto date ammendments of Havelles/Finolex make suitable for the pumpsets offered from MCCB to motor including all other electrical equipments / accessories such as thimble, flexible pipe,solder, nuts and bolts, cable glands, clips etc, laid in pipes or trenches under floor.The type, size and make shall be subject to approval of HPSEB authorities. Submersible cable i) Finolex/ Havells make ii) Size 16mm2 (iii) Core=3

Lowering of GMS Column pipe for assembly 125 mm dia including MS flanges' of Table 17 as per IS : 6392-1971 with upto date amendments, rubber / asbestos gasket of min.3 mm thickness as per IS 2712-1979 and required numbers of nuts and bolts as per IS ;1364-1983 .The Column pipe shall be as per relevent IS Code and to withstand 1.50 times total head stipulated under item No.5 . The Column pipe should be extended upto 5 mtr. beyond the outer wall of the pump house in the direction of Rising main .The Column pipe should be properly jointed with the Rising main including all necessary accessories like increaser / reducer, flanges, bends etc, including supporting clamps (2 Nos.) at the top of T/well assembly, and as per the direction of Engineer - in - Charge.( The pipe shall be supplied by the department free of cost from Divisional store Malahat ) Column pipe i) Size 125 mm dia ii) Class (M) iii) Length

Installation of all items appearing at S.No 5 to 12 as per the systematic drawing attached with the documents or as per the direction of Engineer - in- charge.

Providing and laying copper PVC insulated armoured power cable (one cable carrying all the three phases) of suitablle size and capacity to motors and all other electrical equipments as per IS ;1554 ( P-I ) 1988 or latest with upto date amendments of Seimen /Gloster / IEC / ICC / EICO / National / Grandlay Finolex/ Havells make including all other accessories such as thimble, flexible pipes, solder nuts and bolts,cable glands etc. laid in pipes of trenches under floor. Armoured Power Cable A) Supply side from meter of HPSEB to Bus Bar and Switch i) Size 25 mm2 ii) Make iii) Type iv) Capacity v) core 3

Providing and fixing double loop earthing with GI plate of 20x3 mm thick electrode complete with material such as thimble, nuts and bolts, charcoal, salt 25x5 mm strip as per IS ; 3043-1987 with upto date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect as per the dirction of the Engineer - in - Charge.GI Flat 25x3mm 15HP to 50HP

Dinesh Kumar

SG Engineers and Consultants

Varun Mehan

Ankush Dhiman

aditya govt. contractor