Chin Ghat G.O.V. Pumping Water Supply Scheme

Amount

Provinding all materials T&P etc for construction of boulder filled gallary as per departmental type design complete.

Providing of all material carting from site store to site of work, lowering into trenches with tube true alignment laying of MS ERW pipes rates Yst 210 jointing by elesctric welding process with proper grade of electrodes suitable for jointing of water supply pipe lines (Adore L&T or equivalent electrodes) by cutting of pipes and making required bends by welding completion of work with testing of pipeline etc. complete

65mm dia,4.0mm thick

Survey, design (The contractor has to survey the site, take levels with total station, measure the length of pipe with metalic tape on prescribed alignment and submit the design of Supply Main for checking the dia of pipe before ordering for supply of pipe. On completion of this work, the laid length of pipe will be deemed eligible for supply. The respective amount for quantity of surplus supply of pipes (which remained unlaid or unutilized) will be deducted from final bill and surplus quantity of pipes will be the property of contractor),, Supply main/Distridution ,carting to site of work, laying to true alignment & jointing of GI (Medium) Screwed pipes conforming to latest BIS code (including supply of all jointing materials like specials, white lead, hemp and oil etc.) in trenches with its cutting, threading and testing of pipe line etc. complete for the following dia:

Excavation for pipe line trenches

Excavation in soil mixed with single boulders etc. requiring the use of specials T&P, if any for pipe line trenches including lift up to 1.5 M and lead kup to 30 M with back filling, watering, ramming of excavated earth in trenches.

Same as above but in medium rock by chiseling.

Design, testing bearing capacity of soil (For CWR more than 30 KL capacity only) and construction of M 30 grade R.C.C. semi-sunk circular Service Reservoir of following capacity and other appurtenant works including supply of necessary scaffolding, shuttering and other accessories alongwith construction of valve chambers, fixing of inlet and outlet pipes, making bye pass arrangement & fixing of lightening conductor & M.S. Manhole Cover, supply and fixing of M.S. Steel Ladder outside and inside the tank and fixing of railing around top dome as per approved design of R.C.C. tank in latest IS codes including painting with delux multi surface paint and also connection with the exsiting network alongwith carting of all materials including supply & fixing of Bucket Type Chlorinator 25 L capacity on top of service reservoir and construction of chlorinator over reservoir of capacity 50KL or more including supply of all materials, labour, T&P etc. complete.

Painting of API/ MS ERW Pipes with 2 coats of approved quality. (Anti-Corrosive) epoxy paint over one coat of Primer

Design & testing bearing capacity of soil ,construction of Pump House of size 8m x 7m x 5m made up of Brick masonry with R.C.C. flat / slope roof at pumping station including painting with delux multi surface paint and other appurtenant works including construction of foundation of pumps and cable trench from transformer to pump house including internal electrification, gantry crane supports etc. complete as per approved design & drawing including supply of all materials, labour, T&P etc. complete including cartage of materials.

Supply of all materiais,labour and T & P etc and construction of Staff Quarter(Type I)for Pump operators and Chaukidar as per type design and drawig, gantry crane supports etc. complete as per approved design & drawing.

Provision of Barbed Wire Fencing through angle iron posts of size 50x50x6mm and height of post 1.8m weight of wire not less than 9.38 kg per 100m and spacing of row 20 cm c/c barbed wire shall be cross diagonaly of post around the water works site, on the top of Boundary Wall as per specifications including all materials, labour etc. complete.

Provide all materials, labour, T & P for Construction of 3.60 m wide MS Iron Gate (Not less than 100 Kg.) with two nos. 2- brick thick brick masonry Pillars 2.00 m high and 30 cm below ground level in 2 and half brick masonry over 10 cm thick PCC 1:4:8 ( 1 cement, 4 sand and 8 stone aggregate). Pillars to plastered all over in 1:4 Cement and Sand mortar , complete with two or more coats of synthetic enamelled paint over a coat of steel primer on steel work and acrylic smooth exterior paint for pillars.

Supply and fixing of following size of heavy duty Cast Steel Sluice / Scour / Gate Valve confirming to API 600 for Clear Water Rising Main including cartage of materials (Kirloskar, Jayant, Butterfly or Oswal make)

65mm dia WP 30 kg/sqcm

Supply and fixing of following size of heavy duty Cast Steel Reflux Valve (Swing Check Type) confirming to API 6D for Clear Water Rising Main including cartage of materials (Kirloskar, Jayant, Butterfly or Oswal make).

65mm dia WP 30 kg/sqcm

Supply and fixing of following size of Air Valve confirming to API Standard including cartage of materials.For Clear Water Rising Main

50mm Dia W.P.=30kg/cm2

15 mm Dia

Supply and fixing of following size of wheel/ Gate Valve as per IS:778 :1997 & IS 14846:2000 foor feerder Main /Supply main /ditribution including cartage of materials.

25 mm dia (PN 1.0 / 1.6)

32 mm dia (PN 1.0 / 1.6)

40 mm dia (PN 1.0 / 1.6)

80 mm dia (PN 1.0 / 1.6)

Construction of following Valve chamber in R.C.C. 1:1.5:3 with necessary reinforcement along with fixing of manhole cover on top for Feeder / Supply Main/ Distribution System including supply of all materials, labour, T&P etc. complete required for proper completion of work.

Supply of all materials, labour, T & P etc and construction of Gate valve/air valve /Water meter Chamber as per type design complete

Construction of Anchor Block in R.C.C. 1:1.5:3 size 0.75m x 0.75m x 0.75m with necessary reinforcement along the alignment of Clear Water Rising Main including supply of all materials, labour, T&P etc. complete as per type design as per direction of engineer incharge including cartage of materials. size of thrust block at spacing of 100 m each from pump to half length of top CWR

Making ferrule connection in the existing main of G.I,A.c,PVC or any type of pressure mains with saddle piece, service connections fittings and fixing of G.M ferrule including tapping the main, including all materials, ferrule, clamp etc. and bib cock.

Construction of protection works for Site Development, source work, Rising Main, Supply Main, CWRs, Distribution system and Buildings etc. as per site conditions wherever necessary as follows :-

Excavation in following strata for foundation requiring the use of special T&P such as Pick Axes, Sabbals etc. or by blasting or by crow bars with a lift up to 1.5 m and lead upto 30 m including refilling, watering and ramming of excavated earth into the trenches and removal and disposal of surplus earth upto a distance of 60 m including supply of all materials, labour, T&P etc. complete including cartage of materials in soil mixed with shingle, bazri, boulder

Cement concrete 1:4:8 including supply of all materials, labour, T&P etc. complete.

Cement concrete 1:2:4 including supply of all materials, labour, T&P etc. complete.

Random Rubble Stone Masonry in 1:6 cement and sand mortar including supply of all materials, labour, T&P etc. complete.

Random Rubble Stone Masonry laid dry including supply of all materials, labour, T&P etc. complete.

PART-B (ELECTRICAL AND MECHANICAL WORKS) Stage -I (MPS) Centrifugal pump Pump (200 LPM, 360 M Head)

Electric mortar

main switch 160Amps

Base Plate

Fully Auotomatic Auto Transformer Starter

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

Gauges

Chain Pulley Block (2 Tonne capacity)

Stage-II: (IPS): Centrifugal Pump (200 LPM, 360 M Head)

Electric Motor

Main switch 160Amps

Base Plate

Fully Auotomatic Auto Transformer Starter

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

Gauges

Chain Pulley Block (2 Tonne capacity)

Tools for all stages

Rubber Resistance Sheet (1×2×0.025 M)

Installation & commissioning of Pumping Plants & related acceessories for all stages.

Testing (all stages) : (i) At Works

(ii) At Site

Painting (all stages)

Carting for all stages

Maintenance (one year) (all stages)