Mohana Mall (Reorganisation) G.O.V. Pumping Water Supply Scheme

Amount

Providing of all materials, carting from site store to site of work , lowering into trenches with true to alignmen, laying of APL-5L, Jointing by electric welding process with proper grade of electrodes suitable for jointing of water supply lines ( Ador, L&T or equivalent electrodes) by cutting of pipes and making required bends by welding, completion of work with testing of pipe line etc complete.

From Infiltration Well-1 to MPS API pipe 125 mm Dia 4.0 MM Thickness

From Infiltration Well-1 to MPS API pipe 125 mm Dia 4.8 MM Thickness

From IPS to Top CWR API pipe 100mm Dia 4.4mm Thickness

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/Distribution ,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 of earth for Pipe Line trenches of Clear Water Rising/ Feeder / Supply Main/ Distribution system in following strata 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 from the trenches including supply of all materials, labour, T&P etc. complete assuming that 90% Pipeline is laid in trenches & also it is estimated that 75% trenches will be in soil mixed with shingle, bazri, boulder and rest of 25% will be in medium rock.

Soil mixed with boulder and bajri

Same as above but in medium rock by chiseling.

Design, testing bearing capacity of soil (For CWR more than 25 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 along with 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 reservoirs including supply of all materials, labour, T&P etc. complete and constructing chlorinator over CWR capacity 50 KL or more

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

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)

100mm dia WP 30 kg/sqcm

125mm dia WP 50 kg/sqcm

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

100mm dia WP 30 kg/sqcm

125mm 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

80 mm dia. heavy duty Cast Steel Double Orifice type WP 30 kg/sqcm

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

20 mm dia (PN 1.0 / 1.6)

25 mm dia (PN 1.0 / 1.6)

32 mm dia (PN 1.0 / 1.6)

40 mm dia (PN 1.0 / 1.6)

50 mm dia (PN 1.0 / 1.6)

65 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.

Sluice/ Reflux/ Scour/ Air Valve Chamber 1.2m x1.2m x 1.2m

Wheel Valve/Gate Valve/Water meter/ Air Valve Chamber 0.6m x 0.6m x 0.6m

Supply of all materials, labour, T & P etc and construction of RCC 1:1.5:3 Break Pressure Tank (1 m x1 m x1 m )as per departmental type design .

Construction of Anchor Block in R.C.C. 1:1.5:3 size 1m x 1m x 1m 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.

Supply ,carting,fixing of Clamp (5mm thick MS Flat) for verious size of pipes with nut,bolts,anchors and grouting materials Etc. All complete.

Up to 20 mm to 40mm dia

Up to 50 mm to 80mm dia

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.

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.

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

Water meters conforming to IS 779-1994 Class A (Multi Jet water meter) of following sizes

25 mm diameter

Repairing work of existing structures as per directed by engineer in charge in all respects.

Repairing of Infiltration well including supply of all materials, labour, T&P etc. required for proper completion work.

Supply of all materials, labour and T&P etc. and repairing of Pump House as per type design and drawing.

Supply of all materials, labour and T&P etc. and repairing of Staff Quarter for Chaukidar as per type design and drawing.

Provision of 1.5m high boundary wall in brick masonary with cement sand mortar (1:6) including supply of all materials, labours T&P etc complete.

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.

PART-B (ELECTRICAL AND MECHANICAL WORKS) Pumping Plant for for Stage -I (Existing Infiltration Well Submersible clear water Pump (700 LPM, 35 M Head)

Starter

main switch 100Amps

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

Gauges

Chain Pulley Block (1.5 Tonne capacity)

Stage-II: (IPS-1 to IPS-2): Centrifugal Pump (700 LPM, 320 M Head)

Electric Motor

Main switch 400Amps

Base Plate

Fully Auotomatic Auto Transformer Starter

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

Gauges

H.O.T crane 3Tonne Capacity

Stage-III: (IPS-2 to CWR) Centrifugal Pump (450LPM, 365 M Head)

Electric Motor

315 Amp main switch

Base Plate

Fully Auotomatic Auto Transformer Starter

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

Gauges

Chain Pulley Block (3 Tonne capacity)

Tools for all stages

150mm dia Bulk Head Water Meter

Rubber Resistance Sheet (1×2×0.025 M)

Transformer oil (1 Drum=209 Ltrs)

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)

S.I.T.C. of Transformer

(i) Stage-II) (250 KVA)- 2 Nos.

(iii) Stage-III) (160 KVA)- 2 Nos.

S.I.T.C. of H.T. Panel

(i) Stage-I (MPS) - 1No.

(ii) Stage-II (IPS) - 1No.

SHIVRAJ BANAULA