AR and MO to LWSS Dev Bhangroh in Tehsil Chachiot Distt. Mandi

Excavation in foundation, trenches (for pipes & pits) up to all depths in all classification of earth work such as pick work, jumper work, saturated soil including blasting soft/hard rock or chiseling soft/hard rock where blasting is prohibited in all lifts including trimming & dressing of sides, levelling of beds to correct grade i/c shoring, strutting, planking, timbering wherever required, stacking the useable or unuseable material/ soil separately & after excavated soil clear from the edge of excavation returning the excavated soil after laying, jointing, testing of pipes in trenches in 15 Cm layers including consolidating of each deposited layer by ramming, watering & then disposing of all surplus excavated soil/unusable material as directed with in all leads & lifts including restoration of 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 respect with in all leads & lifts as per the entire satisfaction & directions of Engineer- in- Charge.

Providing & laying cement concrete 1:3:6 (1 cement :3 sand: 6 graded stone aggregate 40 mm nominal size) and curing complete excluding cost of form work in: foundation and plinth including carriage of material with in all leads and lifts as per the direction and satisfaction of Engineer-in-Charge.

Providing and laying cement concrete work 1:1.5:3 (1 cement: 1.5 sand : 3 graded stone aggregate 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in:

Foundation and Plinth including carriage of material with in all leads and lifts as per the direction and satisfaction of Engineer-in-Charge.

Providing form work with steel plates 3.15 mm thick welded with angles iron in frame 30 x 30 x 5 mm, so as to give a fair finish including centring shuttering strutting and propping etc. with wooden battens and ballies height of propping and centering below supporting floor to ceiling not exceeding 4 meters and removal of the same for in-situ- reinforced concrete and plain concrete in:-

Vertical surfaces such as walls (any thickness), partitions and the like including attached pillasters, buttress, plinth and string courses and the like with in all leads and lifts as per the direction of Engineer-in-Charge.

Providing Mild steel/Tor steel reinforcement for RCC work including bending, binding and placing in position complete up to floor two level with in all leads and lifts as per the direction and satisfaction of Engineer-in-Charge.

Steel work welded in built up sections,trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of red lead paint In gratings framed guard bars, ladders, railling, brackets and similar works complete in all respect with in all leads and lifts as per direction and best satisfaction of Engineer-in-Charge.

Laying, fixing, jointing and testing in trenches GMS pipe of following dia meters confirming to confirming to BIS 1239 (Part-1), of following grade and having wall thickness as specified below with plain end and capable of withstanding required test pressure in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube, providing and welding of MS flanges detailed as below. The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) duly welded in two layers (two inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe will include all operation such as cutting, welding, jointing, providing & fixing of MS flanges, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & directin of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately)..

Raw stage - 100 mm dia GMS Pipe 4.00 mm thickness with FT-17 (MC)

A) SITE CONDITIONS:-Location of site- The site is located about 20 km from Baggi (near village Ghanyadi).The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000mtrs-Altitude of place is 1135 m above MSL. Humidity-Weather generally remains humid during monsoon season.Nature of atmosphere-As normally encountered in Shivalik Ranges.Detail of quality of water-Clear cold water.Water free from sand or not-Yes.Water corrosive or not-No.Turbidity-( if any) Clear cold water. Type of well- Jack well, Depth of well- -------, NPSH available- 16.422 Mtrs, Any other information or requirement - B) OPERATING CONDITIONS:-Type of current-A.C Three/Single phase.Operating frequency-50 HZ. Rated voltage-400(+ / -) 10% volts.System of earthing if any to be adopted-Double loop earthing as per BIS-3043-1987 latest with upto date ammendments.No. of working hours per day-8 Hours.B14.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 pumpset is intended to work in ordinary service.-35 degree centigrade.C) MOTOR:- Ref. to BIS code-BIS 325-1978 raed with BIS 900-1992 (latest) with upto date ammendments.Type of enclosure of motor -SPDP (As per BIS 4691-1985, Latest).Type of duty-Continuous.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 that given in B (viii) above.-To be specified by the tenderer.Particulars of test required & where they are to be conducted.-As per terms & conditions attached.Particulars as to whether voltage limiting device will be employed-ATS/Star Delta starter oil immersed, fully automatic to be installed between bus bar chamber & motor. Shunt capacitor is also proposed to be installed for improving the power factor at site.NOTE:- Start delta starter upto 37.5KW& ATS for 37.5 KW to 50KW & stator rotor starter with slip ring motor beyond 50 KW.Motor whether squirrel cage or slipring -Squirrel cage:-Note:- Squirrel cage upto 65HP & slipring above 65HP.Details of shaft extension required.-Just sufficient to provide direct drive by flexible coupling to pump.

Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required-Continously rated for squirrel cage 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 required 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.Where possible fault capacity of the system to which the motor is connected.-The motor should be able to withstand initial current of 2.5times the rated current for two minutes without suffering damages of permanent deformations.D)PUMPS: BIS 1520-1980,READ WITH BIS 9137-1978 both latest upto date ammendmens. Nos of pumps reqd.-1 No. working pump & 1 No. Stand bye. Spare parts required-For Two years normal maintenance as recommended by manufacturer.Optional fittings reqd.-Air cock for exhausting air from each stage. C)Pump operating conditions.Capacity- 27.84 LPS. Total head in Mts.-32.39 Mtrs.(If total head in not known then following details be provided):Static Head-15.00 Mtrs.Minimum depth of water-………….Mtrs.Variation in water level.-………….Mtrs.Ground level to max. water level-………….Mtrs.Ground level to delivery point-………….Mtrs.Pressure in the suction tank-…………..Kg/cm/2.Pressure in the delivery tank-…………..Kg/cm/2.Length of R/main-75 mtrs..Dia of R/main-100 mm Dia (MC).Drive arrangement-Direct through flexible coupling on a common base plate.Drive type-Electric driven.NPSH required:-To be quoted by tenderer.Limits of total head in which the pump is reqd. to operate.-(-)25% 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. b.(+) 10% head c. (-)15% head.Material of construction-To be specified by the tenderer (Manufacturers certificate to be appended).

ICTP switches with HRC fuses Havells/ C&S make and having 63 Amp capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immedietly after the power meter of HPSEB.

3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with up to date ammendments.

Earth leakage circuit breaker of recommended (Havells/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitaible range (63 Amp) with 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 tap CTS. It should also be fitted with earth fault for tripping of breaker on occurance of earth fault on/ off breaker load side.

Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition) recommendations.

Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing, no voltage, h

igh voltage & overloading & phase voltage difference.

Supply of Kirloskar/ Kilburn/IVC/ Fouress/ Gled/ BHEL/ Leader/ Pelican/ Kartar/ KSB make of suitable size Cast Iron / Cast steel double flanged sluice valve class ASA 300, having size one step higher to delivery of pump and capable of withstanding nominal seat pressure as per BIS. Note: The sluice valve shall confirm to IS: 780-1984 latest with up to date amendments. However, if the seat pressure exceeds the the limits prescribed in BIS 780 then the sluice valve shall be of cast steel confirming to class 150 ASA (seat pressure 21 kg./cm^2) or class 300 ASA (seat pressure 52 Kg./cm^2 ) or class 600 ASA (Seat pressure 104 Kg./cm^2) as per BIS 1414 (API 600).

Supply of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEEL/Leader/ Pelican make Cast Iron /Cast steel double flanged swing check type reflux valve class ASA 300 having bye pass arrangement & size one step higher than the delivery of pump for withstanding nominal seat pressure as per BIS. NOTE:- The reflux valve shall conform to BIS 5312-1984( Part-1) latest with upto date ammendments . However if the seat pressure exceeds the limits prescribed in BIS 5312 then the reflux valves shall be of cast steel conforming to class 150ASA ( Seat pressure 21Kg/cm^2) or class 300ASA(Seat pressure 52 Kg/cm^2) as per BS 1414 (API 600).

Supply of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEEL/Leader/ Pelican make Cast Iron /Cast steel double flanged swing check type reflux valve class ASA 300 having bye pass arrangement on rising main side for withstanding nominal seat pressure as per BIS. NOTE:- The reflux valve shall conform to BIS 5312-1984( Part-1) latest with upto date ammendments . However if the seat pressure exceeds the limits prescribed in BIS 5312 then the reflux valves shall be of cast steel conforming to class 150ASA ( Seat pressure 21Kg/cm^2) or class 300ASA(Seat pressure 52 Kg/cm^2) as per BS 1414 ( API 600).

Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader/of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap

Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.

P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe 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 laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. 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 HPSFB authorities it shall have to be replaced by the tenderer free of cost.

P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.