Providing LWSS to village Kheri Shalyar and its adjoining habitation under GP Surla Janot in Tehsil Pachhad

Amount

Excavation in drains and channels etc.in earth work including levelling the entire to grades 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

Providing,Laying, jointing, testing & commissioning at site in trenches bevelled ended MSERW pipes of Grade "A" confirming to code IS ISO -3183-2007 having wall thickness and per Rmt weight as mentioned below and 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 welding, including the cost of jointing with butt welding conforming to IS 816-1969 or latest as applicable ends with upto date ammendments ( lake proof ) in three layers at site of work with welding rods of standard make and all allied accessories whatever required for welding at site , tail pieces, tees & other specials manufactured from parent pipes as applicable to the particular reach & of approved specification as per site conditionsand cutting of pipes whereever required as per site requirement i/c carriage in all leads & lifts and as directed by Engineer-Incharge. The pipe shall have's zinc coating inside & outside confirming to IS-4736-1986 or latest with up to date ammendments & shall be engraved with IS/ISO 3183-2007, grade "B" or "A" or X-42 whatever is applicable . The laying shall confirm to BIS 5822-1970 or latest with up to date ammendments to the entire satisfaction of Engineer-Incharge (Earth work shall be measured & paid for seperately).

Sr.No. R.Ds Nominal Dia Thickness Wt/Rmt (In Kg) Length (in Mtrs)

From To

Laying , jointing and testing in trenches galvanised mild steel tube (Medium grade) tube fitting (earth work to be measured and paid for seperately) including all leads, lifts and carriage of material at site and as directed by tbe Engineer Incharge.

GMS pipe 40mm dia (M) (Feeder pipe )

Laying, testing & commissioning at site in trenches following plain ended GMS pipes of 50mm dia (H 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).

MAIN STAGE

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

From To

1 1440 2580 50mm 1140 mtrs (H/G).

Providing, welding and fixing M.S. plate flanges of 50mm 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 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 in 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 .

MAIN STAGE

PUMPING MACHINARY

Supply, erection, testing & commissioning of horizontal spindle,horizontal split casing,radial split Single,/Multistages centrifugal pumps of standarad make such as KSB/ Mather and Platt/ Jyoti / Kirlosark/ Beconwier/ BS & BE conforming to BIS 1520-1980 with upto date ammendments read with BIS 9137-1978 or latest edition to handle clear water having characterstics as ammendments in item No 6 (a) as under 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 /Kirloskar/ NGEF/ Crompton / Siemen/Jyoti /GEC/ Marthon make slip ring /squirrel cage screen protected drip proof induction electric motor suitable for operation on the data given below, including the cost of all accessories in all leads, lifts and carriage of material at site and as directed by the Engineer Incharge.

HP :- 2 set 20 HP each

Tota Head :- 379.50 Mtrs

Capacity of each pump set :- 2.04 LPS

Dia of R/Main :- 50mm

Supply & Fixing at site of suitable direct on line/oil immersed star delta /ATS/stator rotor starter of standard make such as MEI/Kilburn/Jyoti/ Siemens/Larson & Tubro conforming to BIS-8544-1979 latest with up to date ammendments for squirrel cage/slip-ring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot,time lag,under voltage release with initial oil filling .

Note:- Star - delta - starter upto 37.5 KW , ATS between 37.5 KW to 50 KW and stater rotor starter with slipring motor beyond 50 KW.

Providing &fixing at site M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories i/c the cost of provding & fixing these accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer in charge.

ICTP switches with HRC fuses of Kilburn/Larsen & Tubro/Standard/Siemen/Havells make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediatly after the power meter of HPSEB.

Busbar chamber having three copper bars of suitable rating for full length equal to width of board of three live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date ammendments.

ACB/MCB/Oil circuit breaker of suitable capacity of Kilburn/L &T/MEI/GEC/Standard make on incomming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with initial oil filling whenever required & neutral linked under voltage release.

Earth leakage circuit breaker/relay of recommended make such as Kilburn/L&T/MET/GEC conforming to BIS-2516-1977 with upto date ammendments and of suitaible range which should have control box, oprating handel and trip/reset push button, on/ off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tap CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/ of 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 electric sirens against single phasing, No/low voltage, high voltage & overloading & phase voltage difference as per IS-3842 with up to date ammendments.

Change over Switch of reputed make & suitable capacity

Single phase preventor of reputed make & suitable capacity conforming to IS:1248 (P-V)-1983 with up to date ammendments

Supply &fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/KSB make of Cast iron/cast steel double flanged sluice valve having size one size higher than the nominal delivery size of pump or equal to dia of column pipe ( in case of T/well ) and capable of withstanding nominal seat pressure as mentionmed in item No. 6(a) + surge pressure & conforming to API-standards with up to date ammendments for delivery line of pump .The class of valve shall be C.S. ASA 600.

Supply &fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader /KSB make of suitable size cast iron/cast iron double flanged swing check type reflux valve for delivery line of pump having bye pass arrangement & size one size higher than the nominal delivery size of pump and capable of withstanding nominal seat pressure as mentionmed in item No. 6(a) + surge pressure & conforming to BIS/API-standards with up to date ammendments for delivery line of pump .The class of valve shall be C.S. ASA 600.

Supply & fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/Pelicon / KSB make of suitable size Cast Steel / cast iron double flanged swing check type reflux valve conirming to API/ standard with up to date ammendments for R/main as mentioned in item No.12(c) for withstanding nominal seat pressure as per item No. 6(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 C.S. ASA 600.

Supply & fixing at site of Kirloskar/Kilburn/IVC/Fouress/Gled/BHEL/Leader/KSB make cast iron/ cast steel flanged screwed foot valve for suction pipe having size one or two size larger than suction size of pump such that valocity of flow in suction pipe is not more than 3.00 mtr/sec aconforming to BIS 4038-1986 or latest with stainer of dia equal three to four tomes of dia of suction pipe with up to date ammendments for delivery line in pump .The class of valve shall be C.I. 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 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 at site 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 65mm 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 at site double flanged scution , delivery pipe & common header considering site requirements, NPSH required & available including all fixture accessories fitting 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 sump well and jointing of delivery pipe with R/main 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. 6 (E)-(ii). or total dynamic pressure + surge pressure whichever is more .The size of delivery pipe shall be one size larger than nominal delivery size of pump The delivery pipe as well as common header shall be of specification MSERW grade - A 4.40 mm thick as per IS 3183-2007 mm thick with flangle table -34 and suction pipe shall be of GMS (MG) jointed with flangle table - 5.

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

Providing and fixing full way valve of 40mm dia of approved make and relevent ISS complete in all respects including of all leads, lifts and carriage of material at site and as directed by the Engineer Incharge.

Anand Bhushan

shiv iron general engineers