Remodeling of LWSS Ambota Sanghnai in Gagret Constituency in Tehsil Ghanari Distt. Una (HP)

Amount

Excavation in foundation, trenches in earth work in all kinds of soil,such as pick work,jumper work.blasting work in hard rock and soft rock and in saturated soil etc. i/c all leads and lifts , stacking the excavated soil not more than 3 mtrs. clear form the edge of excavation and then returning the stacked soil in 15 cm layers when required into plinth, sides of foundation etc. consolidating each deposited layers by ramming and watering and then disposing of all surplus excavated earth as per the direction of the Engineer-in-Charge.

Laying , jointing & testing in trenches of galvanised maild steel tube of following dia and grade confirming to IS 1239-2004 ( with latest amendments upto date) as per classification of pipes as specified below. The laying of piupe shall confirm to BIS 5822(with latest amendments upto date ) all kind of special such as bends of all degree to made from parents tube, short pieces,tail pieces all made from parent tube within all leads and lifts.(Earth work in trenches to be measured and paid seperately)

i)Stage 1st 125 mm dia (M)(T-17)

ii)Stage 2nd 125 mm dia (M)(T-28)(RD 0-90 mtrs)

iii)Stage 2nd 125 mm dia (M)(T-17)(RD 90-1875 mtrs)

Dismentling of old existing cast iron tube(Earth work in trenches & MS plate flanges complte joints to be measured and paid seperately) including all lead and lifts

Providing & welding of MS flanges confirming to table as specified below as per IS- 6392-1971 (latest with upto ammendment ) welding of MS flanges with plain ended GMS pipe on both end ( The cost of GMS pipe to be measured & paid for seperately)according to relevent BIS standard The welding of flanges with pipes as per IS: 816-1965 with electrode as per IS: 814-1967 including required Nos. and size of M.S nuts and bolts as per IS: 1369-1967 and compressed asbestos fibre jointing geskets sheet not less than 3 mm thick as per IS; 2712-1965. The welding of flanges to be done on both faces in three layers(two inner & one outer) to make the joints leak proof and to the entire satisfaction of the Engineer - in -charge. including carriage of material in all leads and lifts.

i)Stage 1st 125 mm dia (M)(T-17)( RD 0-1300)

ii)Stage 2st 125 mm dia (M)(T-28)(RD 0-90 mtrs)

iii)Stage 2st 125 mm dia (M)(T-17)(RD 90-1875 mtrs)

Providing circumferencial butt welded joints by electrical arc welding to following dia & class pipes,welding of pipes to be done in two layers to make the joints leak proof and to achieve the minimum effective throat thickness of weld conforming to IS- 816-1969 specifications, by using welding electrodes of 2.5 mm to 6.3 mm of Advani oerlikon (Adore)-CITOJET/ESAB make, conforming to IS 814-1991, at site of work complete in all respects and including DPT test for joints & manual/mechnical handing of pipes in all leads and lifts to the entire satisfaction of Engineer- in- charge..

i) 1st stage 125 mm dia =206+ 2nd stage 125 mm 297=503 joints

Supply and errection of submersible pumping set of reputed make such as KSB/Calama/BS/Oswal / worthigton/ LUBI/ GROUNDFOS/HINDUSTAN/SEERAX/SABAR/Johnston/Amrut conforming 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 liffe for shaft conforming to BIS specifications The pump shall be directly coupled to suber-sible squirrel cage electric induction motor of same make conforming 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 and tear.It should also be fitted with a device to make up expa-of water with heating of motor The pumpset should include water level guard i/c cable ,errection clamps, cable clips and suitable for opertion on data given below. Specifications offered 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) 10.23 LPS

Total Head ( H ) 83.92 Mts.

SWL in Tubewell 10.30 mtr. bgl.

R.L. point of discharge 210.10 mtr

R.L. of Pump House = 175.11 mtr

Seasonal fluctuation + draught condition + bowl assembly.9 mtrs.

Drawdown in Tubewell 10.30 mtrs.

R.L of lowest point of pumpset installation=145.51 mtrs

Static suction lift 29.60 mtrs.

Rising main Column pipe

Length 1300.00 mtrs Length 39.60 mtr

Dia 125 mm (M) Dia 125 mm (M)

Class GMS Class GMS

iv) Pumping hours 8hours

v) Alititude of installations above M.S.L 422.00mtr

vi) Characteristic of water

a) Temperature 22 Deg Cel.

b)Turbidity __________________JTU

c) Allkanity _________________mg/1Ca Co3

d) Size of solids _______________ mm

e) others

vii) Depth of T/well 125.00 mtr

viii) Dia of T/well assembly 300/200 mm

ix) Length of assembly pipe 125.00 mtr

x) Dia of housing pipe 300/200 mm

xi) Length of housing pipe 125 mtr

OPERATING CONDITIONS

i) Type of current A.C Three phases.

ii) Frequency 50 Cycles/ Sec.

iii) Rated Voltage 415+/-15% Volts

iv) System of earthing Double Loop earthing as per BIS 3843-1987 latest

v) Speed of Revolution __________________ RPM 2900

MOTOR

i) Ref to BIS code BIS 9283-1979 with upto date amendments

ii) Type of enclousre of motr As per BIS :4691-1985 (latest)

iii) Mechnical out put in HP

iv) Class of insulation : Class B The motor should be able to withstand intial current of 2.50 times the rated current for two minutes without suffering damages of permanet deformations

i) Ref to BIS code BIS 5659-1978 with upto date amendments

ii) Driver Type Electric drivern

iii) Operating Range -15%to +10% of Total head at duty point

iv) Deliver size of Pump ;---------- (to be quoted by tenderer)

Providing ICTP Main Switch with HRC fuses of Havell/L&Tmake and having capacity 30%extra of the operational rating as per IS : 4064-1978 with upto date amendments. ICTP Switch: i) Make: ii) Type: iii) Capacity: 63 Amp.

Providing MS Sheet steel fabricated floor mounted 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. Switch Board. i) Drawing. ii) layout Plan.

MCB of 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. MCB (1) Make (ii) Type iii) Range iv) Capacity. 63 Amp

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 and 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. ELCB I) MAKE II) Type iii ) Range iv) Capacity 63 Amp

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 ) Voltage Monitor Relay I) MAKE II) Type iii ) Range 0-500 amp

Bus bar chamber of L&T / Hevells make 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 Three phase indicator lamps complete with toggle switches for Bus Bar Chamber individual motors as per IS: 3452 (P-I&II) with upto date ammendments. i)Type ii)Make iii)Rating

Capacitor of BHEL/ L&T 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. 6KVAR

Providing suitable starter of L&T/ Havells make as per IS : 8544-1979 with'upto date amendments for Squirrel cage / Slipring motor mounted on panel board with magnetic 'type overload release and dashpot, time lag, under voltage release with or without 'initial oil filling as the case may be with single phase prventor as per IS ;1248 ( P-5)1983 with up to date amendments. Starter i) Type ii) Make

Providing and fixing of double flange Cast Iron Sliuce valve of Leader / Kirloskar/Kartar/LP Brand/RG Brand make for the Column pipe and capable of withstanding the normal seat pressure and as per IS 780-1992(Cast Iron) with latest ammendments PN 1.6 in Column pipe 125 mm dia.

Providing and fixing of double flanged swing type cast iron Reflux valve of Kirloskar/Leader/Kartar/LP Brand/RG Brand make having Bye pass arrangement on the rising main and capable of 'withstanding normal Seat Pressure as per IS:5312-1984 (P-I) (Cast Iron) with latest ammendmets PN 1.6 in R/main 125 mm dia.

Providing pressure gauge of Prega/Precision make complete with all accessories such as stop cock, Copper tubing as per IS: 3624-1987 with upto date ammendments. Pressure Gauge i)Make ii)Range.

Supply of PVC 3 core copper cable jointless, flat water proof cable as per BIS 694-1998 latest with upto date amendments, suitable for the pumpsets offered from MCB 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)Make. ii) Size. 4 mm Sq.

lowering of GMS Column pipe assembly 125 mm dia(MG) including MS flanges of Table 17 as per IS : 6392-1971 with upto date amendments, rubber/asbestos gasket of min. 3mm 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 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 (2Nos.) at the top of T/well assembly, and as per the direction of Engineer - in - Charge. Column Pipe i) Size 125 mm dia. ii) Class GMS. iii) length. (The pipe shall be issued free of cost at divisional store. However MS flanges will be provided by the firm)

Installation of all above items as per the systematic drawing attached with the documents or as per the direction of Engineer - in- charge.

Providing and laying copper PVC insulated 3 core 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 make including all othe accessories such as thimble, flexible pipes, solder nuts and bolts,cable glands etc. laid in pipes of trenches under floor. Armoured Power Cable. Suppy side From meter of HPSEB to Bus Bar and Switch) i) Size 10mm Sq. ii) Make finolox /Havells iii) Type armound power cable iv) Capacity v) Core. 3

Providing and fixing double earthing with G.I. plate of 600x600x6.3mm thick electrode complete with material such as thimble, nuts and bolts,charcoal,salt, 25x5mm copper strip as per IS 3043-1987 with upto date amendments for motors and other eletrical equipments and digging of pits etc. complete in all restect as per the dirction of the Engineer-in-Charge. G.I. flat 25x3mm 15 to 50HP.

Providing horizontal spindle ,horizontal / radial split casing / end suction (back pull out arrangement). Single / double / multi stage centrifugal pump or combination of pumps in series / parallel of recommended make such as Mather and Platt /KSB/Beacon weir/Kirloskar / BE/ Jyoti/LUBI/GROUNDFOS/HINDUSTAN as per BIS IS 1520 1980 with upto date ammendments read with IS- 9137. 1978 or latest edition suitable for lifting water for under mentioned characteristic with Bronze impellers / priming funnels, casing ring and shaft sleeves of Bronze shaft of stainless steel with cast iron casing, coupled directly through a flexible coupling on a common cast iron/cast steel base plate (base plate to be framed from the manufacturers of the pumping unit only) to slipring/Squirrel cage screen protected drip proof induction motor/,motors of standard make such as Kirloskar /Bhel /Crompton/NGEF /GEC/ Seimens /jyoti/ LUBI/GROUNDFOS/HINDUSTAN and suitable for operation on 415 (+/-5%) volts. 50 Cycles/Sec., 3 phase AC electric supply. The power of electric motor/motors should be at least + 10% in excess of the maximum power required by the pump/pumps in the Operation range of (+10%) and (-15%) of the duty point head. The motor/motors as per IS 325 IS 1978 with upto date amendments read with IS 900 1992 it should include cost of Bearing. Nuts, Bolts and painting etc. and should meet the following requirements. (a)Pumps: Specifications: i)Make ii)Model. iii)No.of stages:- iv)Manufacturers certificate to be attached. Performance i)Discharge:- ii)Total Head:- iii)B.H.P. iv)Efficiency of Pump a) Duty Head b) (+) 10% Duty Head (c)(-) 15% Duty Head of Performance Curve to be attached. b)Motors: Specifications. i)Make ii)Model iii)Rating iv)Speed. v)Insulation. (C) Coupling: (d) Base Plate (e) BHP

Coupling

Base Plate

Discharge (Q) 10.23 LPS.

Total Head (H) 117.41 mtrs.

a)LWL In collection tank 190.10 mtr

b)R.L. of shaft 190.10 mtrs.

c)R.L. of discharge Pt. 283.05 mtrs.

d)Suction lift.

e)Discharge Head

f) Static Head 92.95 mtrs.

Rising main.

Length 1875 mtrs.

Diameter 125 MM

Class GMS ((M)

Pumping hours. 8 hours.

Altitude of installations above M.S.L 425.00 mtrs.

Characteristic of Water

a)Temperature 20 Deg.Col.

b)Turbidity ________ JTU

c)Alloanity _________ mg/1 ca Co3

d)Size of solids __________ mm

e) Others.

Providing ICTP Main Switch with HRC fuses of Kilburn/L&T / Havells/Siemens/Standard make and having capacity 30% extra of the operational rating as per IS-4064 : 1978 with upto date amendments, immediately after the Energy meter of the HPSEB. ICTP Switch: i)Make ii)Type iii)Capacity: 63 Amp

Providing MS Sheet, steel fabricated floor mounted switch board i/c angle iron post of suitable height and size ISA 40x40x6mm duly painted with steel sheet of 16 Gauge comprising and capable of mounting the following acccessories with all internal connections. Panel/Switch Board. i)Drawing ii)Layout Plan.

MCB of 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. MCB (1) Make (ii) Type iii) Range iv) Capacity. 63 Amp

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 and 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. ELCB I) MAKE II) Type iii ) Range iv) Capacity 63 Amp

Power factor meter of AE/L&T make as per relevent IS Code with upto date ammendments.i)Make ii)Type iii)Range

Frequency meter of AE/L&T make as per relevent IS Code with uptodate ammendments. .i)Make ii)Type iii)Range

Bus bar chamber of L&T / Havells make 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. Bus Bar Chamber i)Type ii)Make iii)Rating

Providing ICTP Main Switch with HRC fuses of Havell/L&Tmake and having capacity 30%extra of the operational rating as per IS : 4064-1978 with upto date amendments. ICTP Switch: i) Make: ii) Type: iii) Capacity: 63 Amp.

Capacitor of BHEL/ L&T 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. 7KVAR

Providing suitable starter of L&T/Hevells make as per IS: 8544-1987 with upto date ammendments for squirrel cage/slip ring motor mounted on panel board with magnetic type overload release and dashpot, time lag, under voltage release with or without initial oil filling as the case mayu be with single phase preventor as per IS 1248 (P-V)-1983 with upto date ammendments.Starter i)Type ii)Make Single phase Preventor i)Type ii)Make

Providing and fixing of double flanged cast iron sluice valve of kirloskar/Leader / Kartar/LP Brand/RG Brand make for suction pipe and capable of withstanding the normal seat pressure as per IS 780-1992 with latest ammendments i) 100 mm dia class PN1.60 cast steel

Providing and fixing of double flanged Cast Iron Sluice valve of Leader/Kirloskar/Leader / Kartar/LP Brand/RG Brand make of 80 mm dia for the delivery pipe of pump and capable of with standing the normal Seat Pressure as per IS 780-1992 (Cast (Iron) as the case may be with latest ammendments. 80mm dia class PN 1.6.

Providing and fixing of double flanged Cast Iron double flanged reflux valve of Leader/Kirloskar/ Kartar/LP Brand/RG Brand make make of 80 mm dia for the delivery pipe of pump and capable of with standing the normal Seat Pressure as per IS 5312 Prt-1 with nuts and bolts and rubber insertion sheet of 52 kgf/cm2 complete in all respect. Reflux Valve i)Make ii)Class PN 1.6 iii)Seat pressure(MPa) iv)Material Cast Iron.

Providing and fixing of double flanged swing type Cast Iron Reflux valve of Leader/Kirloskar/ Kartar/LP Brand/RG Brand make 125 mm dia having Bye pass arrangement on the rising main of the Pump and capable of with standing normal Seat Pressure as as per IS 5312-Part-1 (Cast Iron) with nuts and bolts and rubber insertion sheet of 52 kgf/cm2 complete in all respect.. Reflux Valve i)Make ii)Class PN 1.6 iii)Seat pressure(MPa) iv)Material Cast Iron.

Providing 100 mm dia circular dia pressure gauge of Prega/Precision make complete with all accessories such as stop cock, Copper tubing as per IS: 3624-1987 with upto date ammendments. i)Make ii)Range.

Installation of all above item as per the systematic drawing attached with the tender documents or as per the direction of Engineer-in Charge.The contarctor should ensure proper jointing of delivery pipe line of pump with the Rising main including all necessary accessories like increaser /reducer specials etc. as per site conditions and as per direction of the Engineer-in Charge.

Fixing of double flanged GMS piping work(layout to be approved by Engineer-in-Charge) for suction and delivery pipes suitable to pumps offered and common header as per the rising main respectively complete with all specials such as bends,Tees,Reducers Inceasers with companion flanges matching with the relevant specifications of the accessories as indicated in the Drawing i/c rubber/ asbestos gasket of 3 mm thickness as per IS : 2712-1979 and required number of Nuts and Bolts as per 1364-1983.-the pipes shall be as per relevent IS code and to withstand 1.5 times total head. (The pipe shall be issued free of cost at divisional store. However MS flanges will be provided by the firm)

i) Suction Pipe 100 mm dia. GMS pipe (L)

ii) Delivery Pipe 80 mm dia GMS pipe (L)

iii) Common Header 100mm dia. GMS pipe or rage Aand will extend upto 5 metres from the outer wall of the pump house in the direction of Rising main of 125 mm dia to be joined.

Providing and laying 3 core copper PVC Insulated armoured power cable(One cable carrying all the three phases) of suitable size and capacity to motors and all other elelctrical equipments as per IS: 1554(P-I)1988 or latest with upto date amendments of Seimen/Gloster/IEC/ICC/EICO/National/Grandlay make including all other accessories such as thimble, flelxible pipes, solder, nuts & bolts, cable glands etc. laid in pipes or trenches under floor. 6mm2 Armoured Power Cable (A) Motor side (From Switch to Starter & Starter to motor) i) Size 6 mm2 ii) Make iii) Type - Armounred power cable iv) Capacity v) Core 3 (B) Core 3.

Providing and fixing double loop earthing with Copper plate 600 mm x 600mm x3.15mm thick electrode complete with material such as thimble, Nuts & Bolts charcoal, salt as per IS:3043-1987 with upto date amenments GI plate & strip of suitable size for motors and other electrical equipments and digging ofpits etc. complete in all respect as per the direction of the Engineer-in-Charge. Copper flat 8 SWG Beyond 20HP to 30HP.

Bharat Engg and Suppliers

Dinesh Kumar

HARJIT SINGH

SG Engineers and Consultants

dinesh kumar lath

Nirbhay Singh Jaswal

HYDRO ENGINEERING COMPANY