C/O Sewerage Treatment Plant at Trilokpur in Tehsil Nahan

Amount

Excavation in foundations and trenches etc, in earth work, lift upto 1.50 mtrs stacking the excavated soil not more than 3 mtrs clear from the edge of excavation and then returning the stacked soil in 15 cm layers when required in to plinth of foundations etc, consolidating each deposited layer by ramming and watering and than disposing of all surplus excavated earth as directed within a lead of 20 mtrs, in all kind of soil in P.W. & J.W. 50 % Each.

Providing and laying cement concrete 1:3:6 ( 1cement: 3 sand : 6 graded stone aggregate 40 mm nominal size) and curing complete excluding cost of form work in foundation and plinth including all leads,lifts and carriage of material at site and as directed by the Engineer in Charge.

Providing and laying cement concrete 1:1.5:3 ( 1cement: 1.5 sand : 3 graded stone aggregate 20 mm nominal size) and curing complete excluding cost of form work in foundation and plinth including all leads,lifts and carriage of material at site and as directed by the Engineer in Charge.

Providing and laying cement concrete 1:1.5:3 ( 1cement: 1.5 sand : 3 graded stone aggregate 20 mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in walls (any thickness) but not less than 0.10 mtr) thickness atteched pillaster, buttresses plinth and string courses etc. from top of foundation level up to floor two level including all leads,lifts and carriage of material at site and as directed by the Engineer in Charge.

Providing mild/tor steel reinforcement for R.C.C. work including bending and binding and placing in position complete up to floor two level including all leads,lifts and carriage of material at site and as directed by the Engineer in Charge.

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

a) Vertical surface such as such as wall ( any thickness parttions & the like i/c attached pillars buttresses plinth & string courses & the like.

Supply and fixing of Kirloskar /Kilburn /IVC /Fouress /Gled /BHEL/ Leader /Kartar make of suitable size double flanged sluice valve having size one size larger than the nominal dia of delivery of the pump or equal to dia of column pipe (in case of t/well/sump well) and capable of withstanding nominal seat pressure as mentioned in item No.1-(a) conforming to BIS/API standards with up to date amendments for DI pipes including the all fitting such as flanges, Tee, Bends etc. as per site requirement and as per satisfaction of Engineer in charge. DI 200 mm Dia

Providing Installation, testing and commissioning at site 25 kVA of reputed make Kirloskar or its equivalent Liquid cooled silent DG Set comprising of approved make liquid cooled Diesel Engine developing 42 BHP @ 1500 rpm and 25 Kva Kirloskar Green make alternator rated at 3 Phase 415 Volts, 50 Hz 0.8 PF @ 1500 rpm both mounted and aligned on a common MS base frame complete with MS Fule tank integrated control panel residential Exhaust silencer AVM Pads fitted with base frame, 1 No 12 volts DC Battery Kirloskar battery leads, 1st fill of Lube Oil and other features like ease of infromation QR Enabled Gen set superior looks new attractive colour scheme multicolour genset status indicator silencer inside canopy with compact design with panel B ( AMF Panel complete in all respect use as per IS 4722 & IEC :34 as ammended upto date including all lead and lift and carriage as per satisfaction and direction of Engineer Incharge

Supply, erection, testing & commissioning of Horizontal Spindle, Horizontal Split casing Single /Multi stage Submersible pumping set of reputed make KSB /BS/Johnston/ Worthington / Sabar/ Oswal or equivalent conforming to latest relevent BIS code 5600-2002. The pump should be fitted with free flow impellers of bronze /suitable alloy as per BIS 5659 or latest with up to date ammendments suitable for pumping out raw & unscreened sewage of municipal and industrial waste water containing fibres & solid particles from sump well having greased packed bearings & shell with wound stator on motor side & with shaft protection sleeve on pump side ensuring better life for shaft conforming to BIS specifications. The pump shall be directly coupled to a submersible squirrel cage electric induction motor of Kirloskar/NGEF/Jyoti / Crompton make conforming to relevent BIS code with up to date ammendments totally dust & water proof for submersible duty isolated from the pump by intermediate casing with double mechanical seal in oil chamber chamber & grease packed lubricated bearings & 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 take up expansion of water with the heating of motor . The pump set should include water level guard, errection clamps, cable clips & depth gauge etc. & suitable for operation on data given below:-

Static Head :-10 Mtr

Total Head in mtrs (i/c depth of Column Pipe in case of T/well) : :-16Mtr

Discharge Capacity (in LPS) :-10.41 LPS

Minimum Depth of water :-1 Mtr

Length of Rising Main :-1700 Mtr

Dia of R/Main (in mm) :-150 mm.

Dia of Column Pipe (in mm) :-150 mm.

SITE CONDITIONS:- :-

Location of Site:- :-To be filled by Engineer Incharge

The altitude of place in which the motor is intended to work:- :-To be filled by Engineer Incharge

Humidity:- :-Wheather generally remains humid during monsoon season

Nature of atmosphere:- :-As normally encountered in Shivalik Ranges

Detail of quality of water :- :---

Water free from sand or not:- :-Free from sand.

Water corosive or not:- :-

Turbidity :- :-upto 50 ppm

Type of well:- :-

Inside Dia of Well:- :- ----

Depth of water during HFL in the pond:- :-To be filled by Engineer Incharge

Max. draw down:- :- ------

Depth of well:- :- ------

Any other information or requirement:- :- ------

OPERATING CONDITIONS:- :-

Type of current:- :- AC three / single phase

Operating frequency:- :-50 HZ

Rated voltage:- :-400 (+/-) 10% volts

System of earthing if any to to be adopted:- :-Double loop earthing as per BIS 3043-1987 latest with upto date ammendments

Speed of revolution:- :-To be quoted by Tenderer

Direction of rotation:- :-To be quoted by Tenderer

No. of working hours per day:- :- 8hours

The max. Temp. of cooling air & water in the place in which the pumpset is intented to work in ordinary service:- :-35 Degree Centigrade

MOTOR:- :-

Ref to BIS code:- :-BIS 9283-1979 or latest with upto date ammendments

Type of enclosure of motor:- :-As per BIS 4691-1985 or latest with up to date ammendments

Type of duty:- :-S1 i.e. Continuous duty type as per IS-12824-1989 or latest with up to date ammendments

Mechanical out put in KW:- :-Suitable for driving submersible 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 reqd. & 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 insta -lled between bus bar & motor. Shunt capa -citor is also propos -ed to be installed for improving the power factor at site.

(NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW & above) :-

Type of motor:- :-As per BIS 9283-1979 or latest with upto date ammendments

Details of shaft extension reqd:- :-To work with the pump offered

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 reqd. 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 2.5 times the rated current for two minutes without suffering damages or permanent deformations

PUMPS:- :-BIS 1520-1980 read with BIS 9137-1978

Nos of pumps reqd.:- :-3 ( Two Nos Working and one as Stand by )

Spare parts required:- :-For two years normal maintenance as recommended by manufacturer.

Type of drive:- :-Electric Induction motor

Optional fittings reqd.:- :-Air cook for exhausting air from each stage

PUMP OPERATING CONDITIONS:- :-

Capacity of each pump (in lps) :- :-10.41 LPS

Total head (in Mts.) :- :-16Mtr

If total head is not known then following details be provided:- :-

i) Static head (in mtrs):- :-10 mtr

ii) Minimum depth of water (in mtrs) :- :-1

iii) Seasonal Variation in water level (in mtrs):- :-

iv) Ground level to max. water level (in mtrs) :- :-16

v) Ground level to delivery point (in mtrs):- :-

vi) Pressure in the suction tank (in kg/cm^2)- :-

vii) Pressure in the delivery tank (in kg/cm^2) :- :-

Length of R/Main (in mtrs):- :-1700

Dia of R/Main (in mm):- :-150

Length of Column pipe (in mtrs):- :-6

Dia of Column pipe (in mtrs) :-150

Turbidity of water (in ppm):- :-

Drive type:- :-Electric driven

Limits of total head in which the pump is reqd. to operate:- :-(-) 15% 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 :-16.00

b) (+) 10 % head :-17.60

c) (-) 15 % head :-15.00

Material of construction:- :-To be specified by the tenderer (manufacturers certficate to be appended)

Supply, Installation, Testing and Commissioning of Energy saving Variable Frequency fully automatic starter with Panel of L&T /KSB/ Groundfos or equivalent make for raw water pump made out of 16 Gauge sheet, powder coated dust and vermin proof, wall/base mounted and front opening door type with copper insulated wiring suitable to operate 3 No.s pumps (2 working & 1 stand by) each of the rating 7.5 HP starter should be capable enough to handle the following faults like short circuit, over current, Under current over voltage, under voltage, dry run protection and phase loss with LED ON/OFF & TRIP indicators, Power Quality Monitoring & Cotrolling Relay at the Incomer Feeder, should be fitted with Surge Suppressor Device suitable to protect against class-I & 2 surges. Supply, Installation testing and commissioning of Energy Saving Variable Grequency Starter of 3X7.5 HP Heavy Duty and for smooth start and smooth stop of pumps for the energy conservation in the system. It should be capable to monitor & control the frequency of pumps throughout the operation and to maintain the power factor of the system within acceptable limits. It should be able to withstand ambient temperature up to 50 Degrees Celsius without derating and have conformal coating class 3 C2, so that it can work in any harsh enviroment like mointure etc.

P/L suitable size copper PVC insulated armoured power three & half core 4 Sqmm cable conforming to BIS 1554 (Part I) -1988 or latest with up to date ammendments of Siemen / Gloster / ICC / EICO / National / IEC make from meter of HPSEB to circuite breaker & from circuite breaker to bus bar switch & starter (one cable carrying all three phases) including all other electrical equipment / accessories such as thimbles, flexible pipe, solder, nuts & bolts,cable glands etc. 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 HPSEB authorities it shall have to be replaced by the tenderer free of cost.

Supply of Kirloskar /Kilburn /IVC /Fouress /Gled /BHEL/ Leader /Kartar make of suitable size cast iron/cast steel double flanged sluice valve having size one size larger than the nominal dia of delivery of the pump or equal to dia of column pipe (in case of t/well) and capable of withstanding nominal seat pressure as mentioned in item No.1-(a) conforming to BIS/API standards with up to date ammendments for delivery line of pump 65 MM Dia PN-1.6.

Supply of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader /Kartar make of suitable size cast steel double flanged swing check type reflux valve for delivery line of Pump having bye pass arrangement & size one size larger than the nominal dia of delivery of the pump or equal to dia of column pipe (in case of t/well) and capable of withstanding nominal seat pressure as mentioned in item No.1-(a) & conforming to BIS/API standards with up to date ammendments for delivery line of pump 65 MM Dia PN-1.6.

P/F double flanged suction, delivery pipe and common header considering site requirement NPSH required and available and common header having area equal to two times the area of delivery branch of pump including tapers, flanges rubber gaskets 3 mm thick as per BIS -1239 nuts and bolts as per 1364-1983 and special up to 5 mtrs away from the outer wall of pump house as per layout drawing approved by Engineer in charge. The pipes shall be capable of withstanding 1.5 times the total pressure indicated in the item no 1(E) -(ii) The size of suction pipe shall be one or two size larger than the suction size of pump such that valocity of flow in suction pipe is not more than 3.00 mtr /Sec and delivery pipe shall be of size one size larger than nominal delivery size of pump.

Errection of all equipment from s.No. 8 to 13 inclding cost of tees, bends, tapers and any other fittings required as per site conditions and as per direction of the Engineer Incharge.

GIAN CHAND

Akshay Aggarwal

M/s Sharma Electrical