Augmentation and Improvement of LWSS Tirmali in GP Birla under Jal Jeevan Mission Tehsil Nahan Distt. Sirmour

Amount

Rising main

Excavation in drains and channels etc.in earth work for pipes up to all depths in all classification of earthwork such as pick work, jumper work, saturated soil including bailing or pumping out water, blasting soft/hard rock or chiseling soft / hard rock where blasting is prohibited in all lifts including jungle clearance wherever required, trimming & dressing of sides, leveling of beds to correct grade including shoring/struting, planking, timbering & dewatering wherever required stacking the useable/unuseable material/soil seperately & 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/unuseable material as directed with in all leads & lifts including restoration of un-metalled 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 the Engineer Incharge.

Laying, , jointing , testing & commissioning at site in trenches following plain ended GMS pipes of 50 mm diameter of Medium Grade as under confirming to BIS 1239-(Part-1)-1990 or latest with up to date ammendments, capable of withstanding required test pressure as prescribed in BIS code, in randum lengths of 5.5 to 6.5 mtr. The pipe's ends shall be bevelled suitable for butt weld, including the cost of jointing with butt welding confirming to IS 816-1969 or latest as applicable (leak proof) in three layers at site of work with welding rods of standard make & all allied accessories whatever required for welding at site, tail pieces, tees, bends manufactured from parent pipes etc. and cutting of pipes wherever required as per site requirement i/c carriage in all leads & lifts as directed by Engineer-Incharge (Earth work shall be measured & paid for seperately).

Sr.No. R.Ds Nominal Dia Length (in Mtrs)

From To

1 750 1570 50mm {Medium Grade} 820 mtrs

Providing, welding and fixing M.S. plate flanges of 50 mm dia. (nominal bore) of following Flange Tables confirming to IS 6392-1971 or latest with up to date ammendments to MSERW/GI pipes after every 90 metres or as per site requirement including cutting of pipes wherever required, welding in three layers (leak proof) confirming to specifications as prescribed in relvent I.S. Code i.e. IS 816-1969 or latest as applicable with up to date ammendments with nuts, bolts & washers & specials etc. confirming to IS-1963 or latest with up to date ammendments including packing sheet i.e. asbestos fibre sheet minimum 3mm thick and painting with anticorosive paints complete in all respect i/c all leads, lifts and carriage of material at site and as directed by the Engineer Incharge.

Sr.No. R.Ds Nominal Dia Length (in Mtrs) Flange table.

From To

Pumping machinery.

Supply, erection, testing & commissioning of horizontal spindle,horizontal split casing,radial split Single,/Multistages centrifugal pumps of standard make such as KSB/Mather & platt/ Jyoti/Kirloskar/Beaconweir/BS & BE conforming to BIS 1520-1980 with upto date ammendments read with BIS 9137-1978 or latest edition to handle clear water, having characteristics as mentioned below in Item No. 4(A), with impelleres,casing ring, priming funnels & shaft sleeves of bronze, shaft of steel with cast iron casing of suitable capacity coupled directly through a flexible coupling on a common base plate of cast steel /Mild steel to BHEL /Kirlokar/ NGEF/ Crompton / Siemen/Jyoti /GEC make slip ring /squirrel cage screen protected drip proof induction electric motor suitable for operation on the data given below i/c the cost of all the accessories in all leads and lifts & carriage of material at the site as per directions of Engineer-in-charge.

Total Head:- 565 mtrs

Static head.:- 460 mtrs

Capacity of pump{One Pump will run and one will acts as standbye} :- 2.23 LPS

Dia of R/Main:- 50mm

Length of R/main:- 1570 Mtr

HP:- 2x30HP= 60 HP

Providing and fixing of Auto control panel with push button star delta starter for centrifugal pumps of L&T and reputed make fabricated with M.S sheet and Angle stand duly painted and complete with internal wiring ,comprising of main switch of suitable Amp. T.P. Volt meter, ammeter,hour run meter, phase indicating lamps with GSM based , Remote start/stop operation call/SMS for feedback regarding running of pumps & breakdown message, timer scheduling for fixed hours in a day,Inbuilt protection against overload/undervoltage,Dry run,single phase preventor,Inbuilt GPS tracker,phase reversal configurable volt/current limits with a facility to access the system through minimum 10 Nos. authenticated mobile Nos. complete in all respect, including entire carriage of materials upto all leads and lifts,installation and testing at site with entire satisfaction of Engineer-in-charge.

Supply &fixing at site of work of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/KSB make of Cast Steel double flanged sluice valve having size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentionmed in item No. 4(a) + surge pressure & conforming to API-standards with up to date ammendments for delivery line of pump.The Class of valve shall be ASA-600.

Supply & fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/KSB 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 diameter of delivery size of pump and capable of withstanding nominal seat pressure as mentionmed in item No.4(a) + surge pressure & conforming to API-standards with up to date ammendments for delivery line of pump .The Class of valve shall be ASA-600.

Supply & fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/KSB make of suitable size Cast Steel double flanged swing check type reflux valve confirming to API standard with up to date ammendments for R/main as mentioned in item No. 4 d) for withstanding nominal seat pressure as per item No.4(a) + surge pressure.The size of reflux valve shall be equal to size of Rising main of the same shall be provided with suitable bye pass arrangements. The Class of valve shall be ASA-600 & shall be of 50 mm diameter.

Supply & fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/KSB make cast iron double flanged sluice valve (In case Suction is +ve) for suction pipe having size one or two size larger than suction size of pump such that velocity of flow in suction pipe is not more than 3.00 mtr/sec and conforming to BIS standards with up to date ammendments. The class of valve shall be PN 1.6.

P/L at site of work suitable size copper PVC insulated armoured power three & half core 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 circuit breaker & from circuit 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.

P/L at site suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part I)-1988 or latest with up to date ammendments of Siemen/ Gloster /ICC/ EICO/National / IEC make from switch to starter & starter to motor (one cable carrying all three phases) including all other electrical equipment /accesories such as thimbles,flexible pipes, 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.

P/L at site double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as 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 up to date ammendments suitable for above motors & other electrical equipments.

Supply & errection at site of floor/wall mounted power factor shunt capacitor of suitable KVAR conforming to BIS 2834-1986 or latest with upto date ammendments of BHEL/GEC/Machneil/ Mager/Bajaj/L&T make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually,of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including L&T//Kilburn/Standard/Siemen/Havells make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses.(Range to be specified by the tenderer).

Supply and fixing at site of 100mm dia circular dial pressure gauge of suitable range & standard make such as Fiebeg/Bourden/ Precision/PREGA with all accessories such as stop cock,copper tubing etc. conforming to BIS 3624-1987 or latest with up to date ammendments.

P/F GMS double flanged suction, delivery pipe & common header confirming to "Medium Grade" of BIS 1239-(Part-1)-1990 or latest with up to date ammendments considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers,flanges,rubber gaskets 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge.The pipes shall be capable of withstanding 1.5 times the total presure indicated in item no.4a) or total dynamic pressure + surge pressure whichever is higher.The size of suction pipe shall be one or two sizes larger than the suction size of pump such that velocity of flow in suction pipe is not more than 3.00 mtr/sec & delivery pipe shall be of size one size larger than nominal delivery size of pump.Thickness of GI Pipe shall be 4.50 mm jointed with Flanged joint of FT-34.The suction pipe shall be of GMS {MG} pipe jointed with FT-5.

Note :- Actual laying to be done as per final drawing to be approved by the Engineer Incharge.

Errection of all equipments including cost of tees bends tapers and any other fittings required as per site conditions and as per direction of the Engineer Incharge.

shiv iron general engineers

GAURAV SHARMA

M/S Sharma Enterpirses