Augmentation of Lift Irrigation Scheme Nanawan in Tehsil Ghumarwin District Bilaspur. (SH Replacement of existing MSERW pipe replacement of existing pumping machinery C/o brick chamber 1x1x1m C/o pucca feeder channel repair of pump house and construc

Amount

Excavation in foundation and trenches etc. ( for pipe and pits) up to all depths and in all kinds of soils such as pick work, pick jumper work, saturated soil including bailing or pumping out of water, blasting in soft/ hard rock, chiseling/wedging out of rock where blasting is prohibited, in all leads and lifts including trimming and dressing of sides, leveling of beds to correct grade including shoring, strutting, planking timbering and dewatering wherever required, stacking usable and unusable materials/ soils separately and after laying, jointing and testing of pipes, returning the usable soils in 15 cm layers by ramming and watering and then disposing of all surplus excavated soil / unusable materials as directed within all leads and lifts including restoration of un-metalled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per the direction of the Engineer-in-charge.

Providing laying jointing and testing in trenches of MSERW flanged pipes excluding the cost of flanged bends of all degrees conforming to IS/ISO: 3183-2007 grade L-210 or A as per dimensions weight and test pressure mentioned below in a random length of 4m-6m. The MS flanges are to be provided 5% of total joints as per table below confrming to IS: 6392-1971 (latest upto date amendmenets) and welding of flnages with pipes as per IS: 816-1965 with a electrode as per IS: 814-1967 including required number and size of MS nut and bolts as per IS: 1369-1967 and compressed asbestos fiber jointing gaskets sheet not less than 3mm thick as per IS: 2712-1965 and 95% butt welded jonits by considering minimum three lyaers. The welding of flanges to be done on both faces in requisite layers on outer face and inner face to make the joints leak proof and to the entire satisaction of the Engineer-in-charge.The laying of pipe should be confomed to IS: 5822-1994 (earth work in trenches, MS flanges and butt welded joint to be measured and paid for separately. the pipe shall have zinc coating as per IS: 4736 in factory latest with upto date amendements.

MSEREW pipe 250mmdia asper IS/ISO: 3183-2007 of grade L-210 or A Table-17 with wall thickness of 4.80mm with O.D 273.10 mm having 31.76kg/mtr

Providing and welding of MS flanges at suitable point, to be provided 5% of total joint and remaining 95% joints with butt welded joint,conforming to following table as per IS: 6392-1971 (Latest with upto date amendements) with plain end MSERW pipe in requisite number of layerson both faces to make the joint leak proof (the cost of providing and laying MSERW pipes to be measured and paid for separately). the welding of flnages should conform to IS: 816-1969 with electrodes as per IS: 814-1991 and required number of nuts and bolts conforming to IS: 1364 including cost of gakset sheet nuts and bolts. The thickness of gasket sheet not less than 3mm conforming to IS: 2712-1998. The works shall be done to the entire satisfaction of the Engineer-in-charge with in all leads and lifts.

MSERW pipe 250mm dia as per IS;ISO: 3183-2007 of grade L210 or A table-17

Providing circumferential butt welded joints by electrical arc welding of GMS / MSERW pipes welded in requiste number of weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS: 816-1969 specifications by using welding electrodes of 2.5mm to 6.3mm of Advani Orelon (Adore)-CITOJET/ESAB make, conforming to IS: 814-1991 at site of work complete in all respect, including manual/ mechanical handling of pipe in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.( Butt welding joints of various dia).

MSERW pipe 250mm dia as per IS/ISO: 3183-2007 of Grade L-210 or A weight 4.80mm

Providing horizontal spindle horizontal split casing/end suctions (backfull out arrangement) single/double/ multistages centrifugal pump or combination of pump in series/parrallel of recommended make such as Mather & Platt /KSB/Kirloskar/BS as per BIS-1520-1980/IS: 5659-1970 with upto date ammendments, read with IS: 9137-1978 or latest edition suitable for lifting Clear water for under mentioned characterstics with bronze impellers/priming funnels, casing ring and shaft sleaves of bronze, shaft of steel grade EN-8 with cast iron casing coupled directly through a flexible coupling on a MS/Cast steel base plate ( base plate to be from the manufacturers of the pumping unit only) to Squarrel cage/ slippering drip proof induction motor of standard make such as Kirloskar/BHEL/Crompton/NGEF/GEC/Mathoor and suitable for operation on 400 (+)/-) 10% volts, 50 cycles/second, 3 phase AC electric supply. The power of electric motor should be atleast 10% in excess of the maximum power required by the pump in the operation range of (+) 10% and (-) 15% of the duty point head. The motor should be as per IS: 325-1978 with upto date ammendments read with IS: 900-1972. It should include cost of bearing nuts, bolts and pointing etc. and should meet the following requirements:-

Discharge (Q) 16.330 LPS or 58.788 cum/Hr.for each. Pump.

Total Dynamic Head: 106.21 Meters.

LWL in sump well (h). 444.54 Meters.

Pump Shaft level: 444.54 Meters.

Level at discharge point. 550.75 Meters.

Suction lift. +(ve) Meters.

Residual head: 3.00 Meters.

Total Head: 114.90 Mtr

Static Head. 106.21 Meters.

Rising main.

Length. 330.00 Meters.

Dia. 200 mm

Pumping Hours. 16 Hours.

Altitude of Installation above MSL Meters

Characteristics of water.

(a) Temperature 20o C

(b) Abient Temp. 42oC

(c) Turbidity Clear water JTU

(d) Alkalanity. Mg/Ca Co3

(e) Size of the solids. Mm

(f) Other.

Providing ICTP Main Switch with HRC fuses of L&T/Crompton/Standard/Havells make for suitable Capacity Operational rating as per IS: 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.

Providing M.S. sheet, steel fabricated floor mounted closed ( Almirah type) switch board including angle iron post of suitable height and size ISA 40x40x6mm, duly painted, with steel sheet of 16 gauge comprising, capable of mounting the following accessories with all internal connections:-

OCB Havells/MDS/standard make of suitable capcity on incoming feeder with or without initial oil filling as the case may be withneutral linked under voltage releases as per IS: 2516-1985 with upto date amendements

E.L.C.B. of Havells/MDS/INDETEC make as per IS: 2516-1977 with upto date ammendment and of 100 Amp. Capacity 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 tape etc. It should also be lifted with earth fault for tripping of breaker on occurrence of earth fault on off breaker load side end.

The voltage monitor relay of L&T/AE make three phase with all protection and usual indicator and electric siren against single phasing low voltage, high voltage, reverse phasing, over loading and phase voltage difference as per IS: 1248 (Part-II) 1983 ( Latest edition).

Power factor meter of standard make AE/L&T Rishab as per relevant IS code with upto date ammendments of suitable rating.

Frequency meter of standard make AE/ L&T rishab as per relevant IS: Code with upto date ammendments of suitable rating.

Bus bar chamber with copper strips having 3 & 1/2 three bars of suitable rating for full length equal to the width of the board for three live phases and suitable for induced current, one copper bar of half the rating of full length for neutral phase as per IS : 8084-1976 and IS: 11353-1985 read with BIS 5578-1985 with upto date ammendments 320 Amp.

ICTP switches with HRC fuses of L&T/Standard/hvells make and of suitable capacity as per IS: 4064-1978 with upto date ammendments

Three phase indicator lamps complete with toggle switches for individual motors as per IS: 3452 ( P-I&II) with upto date ammendments 15 watt.

Capacitor of L&T/Bajaj/Assian/Crompton make as per to BIS: 2834-1986 latest with upto date ammendments to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually of required 31.00 KVAR rarting according to HP offered including cables as per relevant ISI code of Siemens/Glocter/IEC make from busbar chamber to capacitor and also including ICTP switches of appropriate range as per IS: 4064-1978 with upto date amendments

Providing suitable star delta starter of MEI / Kilburn make as per IS: 8544-1979 witu upto date amendements for squirrel cage motor mounted on panel board with magetic type over load release and dashpot time lag,under voltage release with or without initial oil filling as the case may be with single phase preventor as per IS: 1248 (P-V)-1983 with uptodate amendements.

Starter

Single phase preventor

Providing hour run meter of recommended make of suitable capacity as per IS: 722 (Latest edition)

Providing double flanged cast iron sluice valve of Leader/Kirloskar/Kartar make 250mm dia as per PN-1.0 for the suction pipe and capable of withstanding the normal seat pressure 10/20kg/cm2 as per IS: 780-1984 with upto date amemdments and to the entire satisfaction of the Engineer-in-charge.

Providing double flanged cast steel sluice valve of Leader/Kirloskar make class ASA-150 and size one dia higher than pump for the delivery lnie of the pump and capable of withstanding the normal seat pressure 21kg/cm2 and as per IS: 1414/API-600 (class ASA-150) with upto date amendements in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing double flanged (Swing type) cast steel Reflux valve of Leader/Kirloskar make and one dia higher than pump having tbye pass arrangement on the deliveyr line of pump and capable of with standing normal seat pressure as per IS 1414/API-600 class ASA-150,seat pressure 21kg/cm2 with upto date amendments

Providing double flanged cast steel non return valve of Leader/Kirloskar make 250mm dia having bye pass arrangement for rising main and capable of with standing normal seal pressure 21kg/cm2 as per IS: 1414/API-600 class ASA-150) with upto date amendements

Providing 100mmdia circular dial pressure gauge of Fiebig make complete with all accessories such as stop cock, copper tubing etc. as per IS: 3624-1987 with upto date amendments rnage 0-52kg/cm2

Installation of all items appearing at Sr No.5 to 13 as per the systematic drawing attached with tender documents (Drg.No.1)

Providing and fixing double flanged 300x200x250mm piping work layout to be approved by the Engineer-in-Charge for suction and delivery pipes suitable to pump(s) offered and common header as per the rising main respectively complete with all specials such as bends ,tees reducers/ increasers with companion flanges matching with the relevant specifications of the accessories as indicated in the drawing No.2 including rubber/asbestos gasket of minimum 3mm thickness as per IS 2712-1979 and required number of nuts and volts as per IS: 1364-1983. The pipes shall be as per relevant IS Code and to withstand 1.5 times total head stipulated under item No.1. The size of the various components to be as under:- (i) Suction pipe 300mm dia Min.length 15 mtr. (ii) Delivery pipe 200mm dia-do- 5 mtr. (iii)Common Header 250mm dia -do- 10 mtr. and will extended upto 5 meters from the outer wall of the pump house in the direction to be jointed.

Providing and laying copper PVC insulated armoured power cable ( one cable carrying all the three phases) of suitable size and capacity to and all other electrical equipments as per IS: 1554 (P-I)1988 or latest with upto date ammendments of Siemens/ IEC/ICC/GICO/Grandly/National make including all other accessories such as thimbles, flexible, pipes solder, nuts and bolts, cable glands etc. laid in pipes or trenches under floor. Motor side: Suitable size cable Min length =20 mtr Supply side Suitable size cable Min. length =10 mtr

Providing and fixing double loop earthing and G.I / copper plate 600mmx600mmx3mm thick electrode complete with material such as thimbles, nuts and bolts, charcoal and common salt, 4 SWG.8 SWG G.I strips and G.I wire as per IS: 3043-1987 with upto date amendments for motors and other electrical equipments and digging of pits etc. complete in all respect.

Providing and laying cement concrete 1:3:6 (1cement: 3sand: 6 graded stone agg. 20mm nominal size) excluding the cost of form work in foundation and plinth in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:3:6 (1cement: 3sand: 6 graded stone agg. 40mm nominal size) excluding the cost of form work in foundation and plinth in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:4:8 (1cement:4sand:8 graded stone agg. 40mmnominal size) and curing complete excluding the cost of form work in foundation and plinth in all depths and to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete flooring 1:2:4 (1cement: 2sand: 4 graded stone aggregate 20mm nominal size) in one layer finished with a floating coat of neat cement (50mm thick)

Brick work using 2nd class common brunt clay buildingbricks in foundation and plinth in cement motar 1:4 (1cement: 4sand) in all leads and lifts and to the enitre satisfaction of the Engineer-in-charge.

15mm cement plaster in single coat of fair side of brick/ stone masonry etc. for interior plastering upto floor two level in all depths and the height including arises internal rounded angles chamfers and / or rounded angles not exceeding 80mm in girth and finished even and smooth cement mortar 1:4 (1cement: 4sand) and to the entire satisfaction of the Engineer-in-charge.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm so as to give a fair finish including centering shuttering, strutting and propping etc. with wooden battens and ballies, height of propping and centering below supporting floor two ceiling not exceeding 4 mtr and removal of the same for in-situ reinforced concrete and plain concrete working:-

Vertical surfaces such as walls (any thickness) partitions and the like including attached pilasters buttresses, plinth and string courses and the like and to the entire satisfaction of the Engineer-in-charge.

Flat surfaces such as soffits of suspended floor landings and the like up to 200mm thickness and to the entire satisfaction of the Engineer-in-charge.

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

Foundation footings base of columns and the like and mass concrete and to the entire satisfaction of the Engineer-in-charge.

Wall any thickness but not less than 0.1mtr thickness attached pilasters, buttresses, plinth and string courses etc. from top of foundation level up to floor two level and to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:2:4 (1cement:2sand:4 graded stone aggregate 20mm nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced concrete work in :-

Suspended floor roofs landing shelves and their supports balconies, beams girders bressumers and cantilevers up to floor two level.

Providing laying of tor steel reinforcement for RCC work including bending binding and placing in position complete in all depths and heights and to the entire satisfaction of the Engineer-in-charge.

Steel work welded in built up section including cutting, hoisting fixing in position and applying a priming coat of red lead paint in gratings framed guard, bars, ladders, railing brackets and similar works and to the entire satisfaction of the Engineer-in-charge.

Laying jointing and testing in trenches of 50 dia galvanized mild steel tube confirming to IS: 1239-Part-II with up to date amendments including tube fitting such as bends, tees, unions etc. complete and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing CI sluice valve of Leader / Kartar/Bir make of various dia (with hand wheel) as per IS: 780-1984 class-1 upto 300mm dia i/c brass spindle and as per 2906-1984 class-II for dia> 300mm) complete with bolts, nuts, rubber insertion etc. (the tail piece if required shall be measured and paid for separately).

50mmdia

Supplying and fixing of manhole cover (size 800x800) with MS sheet 2.00mm thick with hinges on MS angle iron frame 32x32x3mm supporting with 40x5mm MS flat with base frame 40x40x5mm duly welded and fixed in RCC slab with anchor bolt 12mmx150mm including cost of welding charges, carriage fixing and applying priming coat and locking arrangement complete in all respect and to the entire satisfaction of the Engineer-in-charge.

Providing in RCC work smooth finishing of the exposed surface with cement mortor 1:3(1cement: 3sand) and to the entire satisfaction of the Engineer-in-charge.

Repair of plaster in patches of 2.50 sqmt and under 10 to 15 mm thick including cutting the patch in proper shape and replastering the surface of the wall including disposal of rubbish to the dumping ground with in a lead of 20 mtrs with cement mortar 1:4 (1cement: 4sand) in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Distempring one coat ( excluding priming coat) with oil bound washable distempr of approved brand and manufacture and of required shade on decorated wall surfaces to give an even shade afer throughly brusing the surface clean of all grease, dirt, loose pieces of scales and also including preparing the surface even and sand papered smooth and to the entire satisfaction of the Engineer-in-charge.

Extra for every subsequent coat of distempering with oil bound washable distemper of approved brand and manufactures

Finishing wall with water proofing cement paint of approved brand and manufacture and of required shade on undecorated wall surfaces (one coat) to give an even shade after thoroughly brushing the surface to remove all dirt, loose or softened paint and to the entire satisfaction of the Engineer-in-charge.

Exrtra for subsequent coat and to the entire satisfaction of the Engineer-in-charge

Providing wood work in frames of doors,windows and other frames wrought framed and fixed in position with second class deodar wood in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing wood paneled glazed or paneled and glazed shutters for door, windows and clear store 40mm thick windows lifts including bright finished black enameled iron with necessary screws with second class deodar wood 40mm thick in all leads and lifts and to th enitre satisfaction of the Engineer-in-charge

Painting one coat (excluding primng coat) on previously painted wood and wood based surfaces with enamel paint to given and even shade including cleaning of all dirt, dust and othe foreign matter sand papering and stopping with enamel paint other than white

Exrtra for every subsequent coat with enamel paint other than white in all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing following anodized aluminium fittings of anodized transparent and shade with necessary scrfew etc. complete

Sliding door bolts 250x16mm

M.S tower bolts (barrel type) leads and lifts 200x10mm

MS handles 125mmd ia

Providing 40x3mm flat iron hld fast 40cm long including fixing to frame with 10mm dia meters bolts and nuts and wooden plug and embeding iin cement mortar block 30x10x15cm 1:3:6 (1cement: 3sand: 6 graded stone agg. 20mm nominal size in all leads and lifts and to the enitre satisfaction of the Engineer-in-charge.

Raman Thakur Govt. Cont.

Sh.Rattan Lal