Constuction of 15 Nos Twell in Indora Area Co of Twell Thathi Bharoon in Tehsil Indora

Amount

Supply of submerssible puming set of KSB/Calama/SU/Crompton/Johnston/Worthington/BS/Sabar/Lubi make confirming to BIS:8034-1979/5659-1979 (latest) suitable for lifting clear, cold & fresh water fitted with bronze impellers or suitable allow directly coupled to squirrel cage electric induction motor of same make as that of pump confirming to BIS:9283-1979 (latest with upto date ammendments) and totally water proof for submerssible duty, isolated from the pump by intermediate casing with double mechanical seal in oil chamber, grease packed lubricated bearings & provided with stainless steel thrust bearing plate to with stand non-vertical loads with minimum wear and tear. It should also be fitted with a device to take up expension of water with the heating of motor including water level guard, errection clamps, cable clips & depth guage etc. The pump shall be suitable for operation on data give below:- SPECIFICATION (A) Pumps (B) Motor (1set of 40 HP)

Location of site :-The site is located at a distance of 10 Kms.from Kandrori Railway Station by road and 100mtr. By head load.

The altitude of place in which pumping set is intended to work :-Altitude of place is 500m about MSL.

Type of current :-A.C.Three phase supply with frequency 50 cycles per second.

Rated Voltage :-415 Vvolts (+/-) 10%

Characterstics of water :-(a).Temperature = 20oC (f) PH =_____ (b).Turbidity =Upto 10NTU (g) Total solids____Mg/Litre ©. Hardness =__Mg/Litre(as CaCo3) (h). Others_____ (d).Alkalinity =__Mg/Litre(as CaCo3)

Depth of T/Well Assembly :- Metres.bgl

L.W.L.in Well/Tube-Well :- 39.04Metres

Maximum draw down :- Metres

Centre line level of Pump :-39.04Metres

Discharge level of highest point:-109.00Metres

Nos.of Pumps required :-1 No.Pump set.

Capacity :-19.11L.P.S. for each pump

Total head in Metres :- 81.25 Metres

Length of Rising Main :- 425.00 Metres

Dia of Rising Main :- 150 mm GI (MEDIUM CLASS)

No.of working hours per day :-20.00 Hours.

Limits of pump operation :- ( - ) 15% ( + ) 10% of total head.

H.P.of Motor/Drive unit :-Required H.P.of Pump at ( + ) 10% and ( - ) 15% of total head. BHP.with following margins/multiplying factor at duty point,whichever is higher. a).Upto 2 H.P. =1.5 (d) 10 to 20 H.P. =1.2 b).2 to 5 H.P. =1.4 (e) 20 to 100 H.P. =1.15 c) 5 to 10 H.P. =1.3 (f) Above 100 H.P. =1.10

RPM of pumping set (1450/2900):-2900RPM

Test Run :-8 Hours continueously for 7 days.

Provioding cast iron double flanged sluice valve of Kirloskar/Kilburn/IVC.Fouress/Gled/BHEL/Leader make of size & class PN-1.0 having one size higher to delivery size of pump and capable of with standing nominal seat pressure of 10.20 kg/cm2. confirming to BS-780-1984 (latest addition) (latest with upto date ammendments) (The size of valve to be speicified by the tenderer)

Supply and fixing Kirloskar/Kilburn/IVC.Fouress/Gled/BHEL/Leader make Cast iron double flanged swing check type reflux valve delivery size of pump (size 150 mm & class PN-1.0) and shall be suitable for withstanding nominal seat pressure of 10.20 kg/cm2) confirming to BIS-5312-1984-Part-I) latest with upto date ammendments) (The size of valve to be speicified by the tenderer)

Supply and fixing Kirloskar/Kilburn/IVC.Fouress/Gled/BHEL/Leader make Cast iron double flanged swing check type reflux valve havingbye pass arrangaement and of size equal to dia of Risingmain i.e. (size 150 mm & class PN-1.6) and shall be suitable for withstanding nominal seat pressure of 10.20 kg/cm2) confirming to BIS-5312-1984-Part-I) latest with upto date ammendments) (The size of valve to be speicified by the tenderer)

Providing and laying suitable size copper PVC insulated armoured power 3.5 core water proof cable of suitable size 16 mm sq. confirming to BIS 1554- (Part-I) 1988 or latest with upto date ammendments of Finolex make from meter of HPSEB to MCB & from OCB to Busbar switch & starget (one cable carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts, & bolts, cable gland etc laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. Incase of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost (The size of cable to be speicified by the tenderer). (Supply side 16mm sq.)

Providing and laying PVC jointless flat water proof cable of size 16 mm sq. for the pump set of offered as per BIS 1554-part-1998ammendments) Finolex make from OCB to motor, motor to starter including all other electrical equipment such as thimbles, flexible pipes, solder, nuts & bolts cable glands etc laid in pipes or trenches. 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 .(Motor side 10 mm sq)

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

Supply and errection of floor/wall mounted power factor shunt capacitor conforming to BIS-2834-1986 latest with upto date ammendments L&T make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individualoly, of required KVAR according to HP of motor offered including cable Siemen/Gloster/ICC make from busbar chamber to capaitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (1x10)=10KVAR

Supply of standard make circular dia pressure gauge of suitable range of Fiebeg/Burden/Precision make with all accessories such as stop cock, copper tubing etc confirming to BIS-3043-1987 latest with upto date ammendments.

Laying and jointing of column assembly of 125 mm dia and Common header 100mm dia of GI pipe (M) class conforming to BIS-1239-1978/1978-82 considering site requirement duly flanged Table-5 at every 3 metre length with flanges conforming to BIS-6392-1971 (Table-5) including cost of tapers, flanges, rubber gaskets 3mm thick as per BIS-2712-1978, nuts and bolts as per 1364-1983 & specials upto collection tank as per direction of Engineer-in-charge as per layout approved by the E-in-charge. The pipes shall be capable of withstanding 1.5 times the total pressure indicated in item No. 1 (xii). (The pipe of column assembly shall be supplied by the deptt., free of cost). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-charge

Errection of all items from S.No. 1 to 4 & 5 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per direction of Engineer-in-charge.

Excavation in foundation treanches(Pipe & Pits) up to 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 where blasting is prohibited in all lifts including trimming & dressing of sides leveling of beds to correct grade i/c shoring/strutting planking,timbering & dewatering wherever required stacking the usable & unusable material/soil separately & after laying,jointing & testing of pipes,returning the useable soil in trenches in 15cm layers including consolidating of such deposited layer by raming & watering & then disposing of all surplus excavated soil/unusable material as directed with in all leads & lifts including restoration of unmetalled surface to its original condition & including cost of diversion for traffic,night signals,fixing caution boards,crossing over trenches for access to houses,fencing etc.completein all respects with in all leads & lifts as per directions of Engineer-in-Charge.

Laying and jointing in trenches to be levelled to grade, BIS marked GI flanged pipes 150mm dia (Medium class) duly flanged after 5th pipe with intermediate butt welded joints including the cost of flanges, bends/short pieces made from parent tubes of diferent degrees cutting welding and jointing with flanges conforming to tables as specified below of BIS: 6392-1971 (latest with upto date ammendments) welded at both ends as per BIS:816 (latest with upto date ammendments) with electrodes confirming to BIS 814 (latest with upto date ammendments) & provided with nuts and bolts BIS: 1369 (latest with upto date ammendments) of required sizes 4 mm thick champion make compressed asbestos fiber gasket or synthetic rubber gasket confirming to BIS:2712 (latest with upto date ammendments) & approved specifications as per site conditions including flushing, cleaning & hydraulic testing complete to the best satisfaction of Engineer-in-charge.

150mm dia GI pipe Medium class Table-5 Pump house to Delivery Tank No. 1

150mm dia GI pipe Medium class Table-5 Pump house to Delivery Tank No. 2

Provioding cast iron double flanged sluice valve 150mm dia (MC) of Kartar make of size 150mm dia & class PN-1.6 having one size higher to delivery size of pump and capable of with standing nominal seat pressure of 10.20 kg/cm2. confirming to BS-780-1984 (latest addition) (latest with upto date ammendments)

HYDRO ENGINEERING COMPANY

dinesh kumar lath

sadeep kumar

MASTAN ALI