Augmentation and Improvement of WSS Julag Sangalwah in GP Batheri Tehsil Padhar Distt Mandi HP

Amount

Ist Stage (Lift-I)

Providing, Supplying and installation of Horizontal spindle, horizontal/redial split casing /end suction (back-pull out arrangements) Single/double/Multistage centrifugal pumps or combination of pumps, in series/parallel of recommended make such as Mather & platt/KSB/Beacon weir/Kirloskar/BE/Jyoti as per BIS 1520-1980 ( with upto date ammendments) read with IS: 9137-1978 or latest edition suitable for lifting water for under mentioned characterstics with bronze, impellers/priming funnels, casing ring and shaft sleeves of bronze, shaft of steel grade 4508 FN 8 with cast iron casing coupled directly through a flexible coupling on a common MS/ cast steel base plate (base plate to be from the manufacturer 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/Siemens/Jyoti/ABB and suitable for operation on 400 (+/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor/motors should be at +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 ISI:325:1978 with upto date ammendments read with IS:900:1972. It should include cost of bearing nuts, bolts and painting etc. and should meet the following requirements.

Providing ICTP main switch with HRC fuses of Kilburn/L&T/Siemens/standard/Havells make and having capacity 30% extra of the operational rating as per IS:4064-1978 with upto date ammendments, immediately after the power metre of the HPSEBL.

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 and capable of mounting the following accessories with in all internal connections. All the accessories should be suitable for the proposed pumping machinery at item No. 1 above and to the entire satisfaction of HPSEB authority. The same shall have to be replaced without extra cost if recommended by HPSEB authorities and to the entire satisfaction of the Engineer-in-Charge.

OCB/MCCB of MEI/Havells/Standard make and of suitable capacity for offered motor on in coming feeder with or without initial oil filling as the case may be with neutral linked under voltage released as per relevant IS code with upto date ammendments.

Earth leakage circuit breaker of recommended make (Kilburn/L&T/MEI/GEC) as per BIS-2516-1977 with upto date ammendments of suitable range, which should have control box, operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaking for cover current protection. The circuit should be equipped with magnet thermal release with metallic tap etc. It should also be fitted with earth fault for tripping of breaker on occurance of earth fault on/off breaker load side end.

The voltage monitor relay of AE/MEI/L&T/Havells make three phase with all protections and usual indicators and electric sirens against single phasing, low voltage, high voltage, reverse phasing, overloading & phase voltage difference as per IS: 3482 (latest adition).

Digital power factor metre of standard make AE/L&T/IMP/Havells as per relevant IS code with upto date ammendments.

Digital frequency meter of standard make AE/L&T/IMP/Havells as per relevant IS code with upto date ammendments.

Busbar chamber having three copper bars of suitable rating for full length equal to width of board for three live phases and suitable for inducted current, one copper bar of half the rating of full length for neutral phase as per BIS 8084-1976 and IS:11353-1985 read with 5578-1985 all latest with upto date ammendments.

ICTP switches with HRC fuses unit of Kilburn/L&T/Siemens/Standard/Havells make and of suitable capacity as per IS: 4064-1978 with upto date ammendments.

Three Phase indicator lamps complete with toggle switches for individual motors as per IS: 3452 ( part- I & II) latest with upto date ammendments.

Capacitor of Mechneil/BHEL/GEC make as per IS:2834-1986 with upto date ammendments, to raise the power factor at site to 0.95 for direct connections to induction motor individually of required KVA rating according to HP offered including cables as per relevant ISI code (of siemens/clocter IEC make) from bus bar chamber to capacitor and also including ICTP switches of appropriate range as per IS:4064-1978 with upto date ammendments.

Providing suitable oil immersed starter delta/direct online/auto transformer/starter rotor starter of MEI/Kilburn/Jyoti/L&T/Siemens make as per IS:8544-1979 with upto date ammendments for squirrel cage/slip ring 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 upto date ammendments.

Providing digital Hour run meter of recommended make and suitable capacity as per IS-722 (latest edition)/recommendations.

Providing antivibration pads under the pumps and motors of suitable size for the above pumping machinery as per IS:6337-1971

Providing double flanged CI sluice valve PN-1 of Leader/BHEL/Kirloskar/GLED/Kilburn/ Fourses/Kartar make and equal to dia of suction pipe and capable of withstanding the normal seat pressure as per IS:780-1984 with upto date ammendments.

Providing double flanged cast steel sluice valves ASA-300 of Leader/BHEL/Kirloskar/ Kilburn/ GLED/Fourses make and one step higher than delivery line of pump and capable of withstanding the normal seat pressure and as per BIS standards with upto date ammendments.

Providing double flanged swing type cast steel valves, ASA-300 of Leader/BHEL/ Kirloskar/ Kilburn/ GLED/Fourses make and having bye pass arrangements of one step higher than delivery line of pump and capable of withstanding the normal seat pressure as per BIS standards with upto date ammendments.

Providing double flanged cast steel reflux valves, Class ASA-300 of Leader/BHEL/ Kirloskar/Kartar/ Kilburn/ GLED/Fourses make and of 65 mm dia having bye pass arrangements for rising main and capable of withstanding the normal seat pressure as per BIS standards with upto date ammendments.

Providing 100mm dia circular dial analog pressure gauge of suitable range of Fiebig/Bourden/PREGA/Precision make complete with all accessories such as stop cock, copper tubing etc. as per IS 3624-1987 latest with upto date ammendments.

Providing discharge metre of standard make to be fixed on the rising main in pump house as per the directions of the Engineer-in-Charge as per IS:2373-1981 with upto date ammendments.

Installation of all the items appearing at Sr.No. 1 to 9 & 11 to 13 as per the systematic drawing as per site conditions & as per directions of Engineer-in-Charge.

Providing and fixing double flanged MS/GI 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 companions flanges matching with the relevant specifications of the accessories including rubber/asbestos gaskets of minimum 3mm thickness as per IS:2712-1979 and required numbers of nuts and bolts as per IS:1364-1983. The pipes fittings and joints shall be as per relevant IS code and to withstand 1.5 times total head stipulated under item No. 12. The size of various components to be as under:-

Suction pipe: One dia higher than the suction of pump offered and suitable to keep the velocity of flow from 1 to 1.5 M/second in the suction pipe

Delivery pipe: One dia higher than the delivery of pump offered and suitable to keep the velocity of flow from 1.5 to 2 M/second in the Delivery pipe

Common header: One dia higher than the delivery of pump x 65mm dia and will extend up to 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 motors and all other electrical equipments as per IS: 1554 (part-I)-1988 or latest with upto date ammendments of Siemens/Gloster/IEC/ICC/EICO/NATIONAL/GRANDLAY make including all other accessories such as thimbles, flexible pipes, solders, nuts & bolts, cable gland etc. laid in pipes or trenches under floor.

Motor side (from switch to starter and starter to motor)

Supply side (from metre of HPSEB to bus bar and switch)

Providing and fixing double loop earthing with copper plate 600mmx600mmx3mm thick electrode complete with material such as thimble, nuts, charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25mmx5mm copper strips as per IS 3043-1987 latest with upto date ammendments for motors & other electrical equipments complete in all respect and to the entire satisfaction of the Engineer-in-Charge.

2nd Stage

Providing, Supplying and installation of Horizontal spindle, horizontal/redial split casing /end suction (back-pull out arrangements) Single/double/Multistage centrifugal pump or combination of pumps, in series/parallel of recommended make such as Mather & platt/KSB/Beacon weir/Kirloskar/BE/Jyoti as per BIS 1520-1980 ( with upto date ammendments) read with IS: 9137-1978 or latest edition suitable for lifting water for under mentioned characterstics with bronze, impellers/priming funnels, casing ring and shaft sleeves of bronze, shaft of steel grade 4508 FN 8 with cast iron casing coupled directly through a flexible coupling on a common MS/ cast steel base plate (base plate to be from the manufacturer 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/Siemens/Jyoti/ABB and suitable for operation on 400 (+/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor/motors should be at +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 ISI:325:1978 with upto date ammendments read with IS:900:1972. It should include cost of bearing nuts, bolts and painting etc. and should meet the following requirements.

Providing ICTP main switch with HRC fuses of Kilburn/L&T/Siemens/standard/Havells make and having capacity 30% extra of the operational rating as per IS:4064-1978 with upto date ammendments, immediately after the power metre of the HPSEBL.

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 and capable of mounting the following accessories with all internal connections. All the accessories should be suitable for the proposed pumping machinery at item No. 14 above and to the entire satisfaction of HPSEB authority. The same shall have to be replaced without extra cost if recommended by HPSEB authorities and to the entire satisfaction of the Engineer-in-Charge.

OCB/MCCB of MEI/Havells/Standard make and of suitable capacity for offered motor on in coming feeder with or without initial oil filling as the case may be with neutral linked under voltage released as per relevant IS code with upto date ammendments.

Earth leakage circuit breaker of recommended make (Kilburn/L&T/MEI/GEC) as per BIS-2516-1977 with upto date ammendments of suitable range, which should have control box, operating handle and trip/reset bush button on/off indicators, re-indicating off spring condition of the circuit breaking for cover current protection. The circuit should be equipped with magnet thermal release with metallic tap etc. It should also be fitted with earth fault for tripping of breaker on occurance of earth fault on/off breaker load side end.

The voltage monitor relay of AE/MEI/L&T/Havells make Three phase with all protections and usual indicators and electric sirens against single phasing, low voltage, high voltage, reverse phasing, overloading & phase voltage difference as per IS: 3482 (latest adition).

Digital power factor metre of standard make AE/L&T/IMP/Havells as per relevant IS code with upto date ammendments.

Digital frequency meter of standard make AE/L&T/IMP/Havells as per relevant IS code with upto date ammendments.

Busbar chamber having three copper bars of suitable rating for full length equal to width of board for three live phases and suitable for inducted current, one copper bar of half the rating of full length for neutral phase as per BIS 8084-1976 and IS:11353-1985 read with BIS: 5578-1985 all latest with upto date ammendments.

ICTP switches with HRC fuses unit of Kilburn/L&T/Siemens/Standards/Havells make and of suitable capacity as per IS: 4064-1978 with upto date ammendments.

Three Phase indicator lamps complete with toggle switches for individual motors as per IS: 3452 ( part I & II) latest with upto date ammendments.

Capacitor of Mechneil/BHEL/GEC make as per IS:2834-1986 with upto date ammendments, to raise the power factor at site to 0.95 for direct connections to induction motor individually of required KVA rating according to HP offered including cables as per relevant ISI code (of siemens/clocter IEC make) from bus bar chamber to capacitor and also including ICTP switches of appropriate range as per IS:4064-1978 with upto date ammendments.

Providing suitable oil immersed starter delta/direct online/auto transformer/starter rotor starter of MEI/Kilburn/Jyoti/L&T/Siemens make as per IS:8544-1979 with upto date ammendments for squirrel cage/slip ring 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 upto date ammendments.

Providing digital Hour run meter of recommended make and suitable capacity as per IS-722 (latest edition)/recommendations.

Providing antivibration pads under the pumps and motors of suitable size for the above pumping machinery as per IS:6337-1971

Providing double flanged CI sluice valve PN-1 of Leader/BHEL/Kirloskar/GLED/Kilburn/ Fourses/Kartar make and equal to dia of suction pipe and capable of withstanding the normal seat pressure as per IS:780-1984 with upto date ammendments.

Providing double flanged cast steel sluice valves ASA-300 of Leader/BHEL/Kirloskar/ Kilburn/ GLED/Fourses make and one step higher than delivery line of pump and capable of withstanding the normal seat pressure and as per BIS standards with upto date ammendments.

Providing double flanged swing type cast steel valve, ASA-300 of Leader/BHEL/ Kirloskar/ Kilburn/ GLED/Fourses make and having bye pass arrangements of one step higher than delivery line of pump and capable of withstanding the normal seat pressure as per BIS standards with upto date ammendments.

Providing double flanged cast steel reflux valves, Class ASA-300 of Leader/BHEL/ Kirloskar/Kartar/ Kilburn/ GLED/Fourses make and of 65 mm dia having bye pass arrangements for rising main and capable of withstanding the normal seat pressure as per BIS standards with upto date ammendments.

Providing 100mm dia circular dial analog pressure gauge of suitable range of Fiebig/Bourden/PREGA/Precision make complete with all accessories such as stop cock, copper tubing etc. as per IS 3624-1987 latest with upto date ammendments.

Providing discharge metre of standard make to be fixed on the rising main in pump house as per the directions of the Engineer-in-Charge as per IS:2373-1981 with upto date ammendments.

Installation of all the items appearing at Sr.No. 14 to 22 & 24 to 26 as per the systematic drawing as per site conditions & as per directions of Engineer-in-Charge.

Providing and fixing double flanged MS/GI 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 companions flanges matching with the relevant specifications of the accessories including rubber/asbestos gaskets of minimum 3mm thickness as per IS:2712-1979 and required number of nuts and bolts as per IS:1364-1983. The pipes fittings and joints shall be as per relevant IS code and to withstand 1.5 times total head stipulated under item No. 12. The size of various components to be as under:-

Suction pipe: One dia higher than the suction of pump offered and suitable to keep the velocity of flow from 1 to 1.5 M/second in the suction pipe

Delivery pipe: One dia higher than the delivery of pump offered and suitable to keep the velocity of flow from 1.5 to 2 M/second in the Delivery pipe

Common header: One dia higher than the delivery of pump x 65mm dia and will extend up to 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 motors and all other electrical equipments as per IS: 1554 (part-I)-1988 or latest with upto date ammendments of Siemens/Gloster/IEC/ICC/EICO/NATIONAL/GRANDLAY make including all other accessories such as thimbles, flexible pipes, solders, nuts & bolts, cable glands etc. laid in pipes or trenches under floor.

Motor side (from switch to starter and starter to motor)

Supply side (from meter of HPSEB to bus bar and switch)

Providing and fixing double loop earthing with copper plate 600mmx600mmx3mm thick electrode complete with material such as thimble, nuts, charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25mmx5mm copper strips as per IS 3043-1987 latest with up to date ammendments for motors & other electrical equipments complete in all respect and to the entire satisfaction of the Engineer-in-Charge.

P/L Rising Main

Excavation in foundation, trenches ( for pipes & pits) upto all depths in all classification of earth work such as pick work, jumper work, saturated soil including bailing and 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, leveling of beds to correct grade i/c shoring /strutting , planking, timbering & dewatering wherever required, stacking the useable & unuseable material /soil separately & after laying jointing & testing of pipes, returning the useable soil in trenches in 15 cm layers including consolidating of such deposited layer by ramming & watering & then disposing of all surplus excavated soil /unusable material as directed with in all leads & lifts including restoration unmetalled 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 & lifts as per directions of Engineer-in-Charge.

Providing, laying, jointing and testing of MS pipe L 290X42 bevelled edged conforming to ISO 3183-2007, of following mentioned grade diametre and wall thickness in trenches having random lengths of 5-7 mtrs including cost of fabrication of minimum 3 cut bends of required degree. The pipe shall have inside and outside galvanisation at manufacturer work conforming to IS:4736 (with latest up to date amendments). The pipe shall be jointed with circumferencial butt welded joints by electric arc welding with minimum 3 layers of welds, so as to achieve the minimum effective thorat thickness and strength of welds confirming to IS:816-1969 specification by using welding electrodes of 2.50 mm to 6.30 mm of Advani Oerlikon (Ador) CITOJET/Esab make, conforming to IS:814-1991 at site of work complete in all respects. Each butt welded joint shall be tested with dye-penetration test (with the kit consisting of 3 sprays of 250 ML each includes (a) cleaner CL-96 (b) Penetrant PT-97 (c) Developer Div-98 of checkmate make ) complete in all respects including manual /mechanical handling of pipes in all leads and lifts to the entire satisfaction of Engineer-in-Charge( The earth work in trenches and cost of MS flanges to be measured and paid for separately).

Stage From To Length Dia. Class Wall Th. Total Length

2nd stage 0 540 540 80 MSPipe 4.00 540 Rmt

Laying, jointing and testing of GMS pipe bevelled edged conforming to IS:1239 of following size and class in trenches having random lengths of 5-7 mtrs including cost of fabrication of minimum 3 cut bends of required degree. The pipe shall have inside and outside galvanisation at manufacturer work conforming to IS:4736 (with latest up to date ammendments). The pipe shall be jointed with circumferencial butt welded joints by electric arc welding with minimum 3 layers of welds, so as to achieve the minimum effective thorat thickness and strength of welds conforming to IS:816-1969 specification by using welding electrodes of 2.50 mm to 6.30 mm of Advani Oerlikon (Ador)- CITOJET/ Esab make, conforming to IS:814-1991 at site of work complete in all respects. Each butt welded joint shall be tested with dye-penetration test (with the kit consisting of 3 sprays of 250 ML each include (a) Cleaner CL-96 (b) Penetrant PT-97 (c) Developer Div-98 of checkmate make ) complete in all respects including manual /mechanical handling of pipes in all leads and lifts to the entire satisfaction of Engineer-in-Charge( The earth work in trenches and cost of MS flanges to be measured and paid for separately).

Stage From To Length Dia. Class Wall Th. Total Length

Ist stage 0 480 480 80 Heavy 4.85 480 Rmt

Ist stage 480 1500 1020 80 Medium 4.00 1020 Rmt

2nd stage 540 1260 720 80 Medium 4.00 720 Rmt

Providing and welding of MS flanges conforming to IS:6392-1971 of table and diametre mentioned below. The welding of flanges with pipe conform to IS:816-1969 with welding electrodes of 2.50 mm to 6.30 mm of Advani Oerlikon (Ador)-CITOJET/Esab make, conforming to IS:814-1991 i/c required Nos. of bolts and nuts as per IS:1369-1967 and 3 mm thick asbestos fibre jointing gasket conforming to IS:2712-1965. The welding of flange should be done in three layer on each phase to make the joints air and water tight to the entire satisfaction of the Engineer-in-Charge.

Stage From To Length Dia. Class Wall Th. Flange table Total Length

Ist stage 0 480 480 80 Heavy 4.85 28 480 Rmt

Ist stage 480 1500 1020 80 Medium 4.00 28 1020 Rmt

2nd stage 0 540 540 80 MS pipe 4.00 28 540 Rmt

2nd stage 540 1260 720 80 Medium 4.00 28 720 Rmt

Providing and laying cement concrete 1:4:8 (1 cement: 4 sand : 8 graded stone aggregate 40 mm nominal size) and curing complete excluding the cost of form work in foundation and plinth with in all leads and lifts.

Providing form work with steel plates 3.15 mm thick welded with angle iron in frame 30x30x5 mm so as to give a fair finish i/c centring , shuttering , strutting and propping etc.with wooden battens and ballies, height of propping and centring below supporting floor to ceiling not exceeding 4 mtr and removal of the same for insitu- reinforced concrete & plain concrete work in :-

Vertical surfaces such as walls(any thickness)partitions and the like including attached pillasters,buttresses,plinth and string courses and the like in all leads and lifts.

Providing & laying cement concrete 1:2:4(1cement:2 sand:4 graded stone agg.20mm nominal size )& curing complete excluding the cost of form work and reinforcement for reinforced concrete work in:

Foundations ,footings,basis of columns & the like and mass concrete with in all leads and lifts as per the direction of Engineer in Charge .

Providing tor steel reinforcement for RCC work including bending, binding and placing in position complete up to floor two level in all leads and lifts.

M/S Apurva Construction

JITENDER KUMAR