SE(FAWS)/T-14 of 20-21

Amount

Designing, Drawing, providing and construction of a covered RCC underground Clear Water Reservoir in two compartments including inlet Control Valve Chamber and with two actuator operated butterfly valves of 500 mm dia, overflow pits cum dewatering chamber and two scouring pits, cowl vents including cost of deep Cast-in-Situ RCC Piles, earth work in excavation and filling with the excavated and good carried earth of approved quality as may be required, sand filling, shoring/ sheet piling, dewatering, cost of two numbers 500 mm dia butterfly valves, well point etc.- all complete as per specifications given in the tender documents (Volume-I) as per approved drawing and directions of EIC. Component on account of piles based on Detail Surveying Works and Soil Investigation Work to be done by tenderer (included in the cost of item 1) to be indicated here within paranthesis.

Designing drawing, providing and construction of a Pump House for VT pumps and allied Buildings, Electrical Substation etc. (2 transformer rooms, CESC/ WBSEB room ), including foundations, Rooms (Motor Control platform/ HT Forebay , Control room-cum-office, store room, battery room, lavatory etc.) and Spaces as per drawings and specifications, unloading bay, common Pump Sump, Stair Block, doors, rolling shutters, windows, overhead water tank, septic tank, adequate sanitary provision, plumbing, etc. including the cost of deep Cast-in-Situ RCC Piles, earth work in excavation and filling with the excavated and good carried earth of approved quality as may be required, sand filling, shoring/sheet pilling, dewatering, well point etc.- all complete as per specifications given in the tender document and as per approved drawings and directions of the EIC. Component on account of piles based on Detail Surveying Works and Soil Investigation Work to be done by tenderer (included in the cost of item 2 ) to be indicated here within paranthesis.

Designing drawing, fabrication, coating, wrapping and laying of 500 mm dia SWMS Main with supply and fixing of puddles, MS Blank Flange etc. all complete including earthwork in excavation and filling with the Excavated and good earth as may be required, Sand filling, Shoring/ Sheet pilling dewatering etc.- all complete as per tender document and as per approved drawing and directions of the EIC. This include also connection with 700 mm dia primary grid with inlet valves located inside the walled premises.

Design drawing, supplying and fixing in position the overflow arrangements of appropriate diameter, CI overflow Pipes at required locations including Specials, Puddle flanges etc. as per specifications given in the tender document and as per approved drawings and directions of EIC

Design drawing and laying and jointing of 800 mm dia, PSC/NP2 Overflow Drainage Pipes on 1:3:6 concrete bedding with necessary supply of rubber ring, MS Specials and MS Machine ends connecting the overflow pits and upto the existing drainage system of the area through interconnecting manhole chambers all complete including earth work in excavation and filling with the excavated and good carried earth of approved quality as may be required, sand filling, shoring/ sheet pilling, dewatering etc. complete as per specifications given in the tender document and as per approved drawings and direction of the EIC.

Design drawing, supplying and erecting CI Penstock Gates with all fittings comforming to IS Specifications and as per specification laid down in the tender document and as per directions of the EIC all complete. (a) 2 nos 650 mm (H) X 650 mm (W) in the partition wall of Clear Water Reservoir and Sump.

Site Clearance, dressing and levelling of the area before and after completion of works including dewatering and removal of shrubs/ bushes, if any, and development of the work site with good excavated earth of approved quality upto the formation Ground Level (RL + 101.15 m) as shown in Tender Drawing all complete as per Specifications and directions of the EIC.

Designing, Supplying , erecting and Commissioning 1(One) mechanical and 1(One) remote sensing Level Indicators at pump sump with arrangements of local mechanical and Remote Indicator with Electronic Digital Display and indicator scale (Both will be fitted in Pump House Wall).

Supplying, Fixing and Commissioning Lightening Arrestor on top of the Pump House Building & sub-station as per IE Rules/ IS Codes.

Construction of catwalk with chequered plate for inspection and maintenance of pump motor connecting shaft, gland packing valves, actuators etc. including construction of valve pedestals, thrust block, and providing insert arrangements as per requirement of pump & motor manufacturers complete to the satisfaction of the EIC.

Design, drawing and construction of cable trenches of dimensions not less than 750 mm X 600 mm (D X W) with MS insert plates of size 100 X 750 X 12 (W X D X T) on the wall side of cable trench @ 600 mm along. The cable trenches have to be covered with precast concrete slabs 650 X 600 with thickness suitable to withstand 500 Kg / m2 load and / or 18 MT wheel load and as detailed in the specifications and as per direction of the EIC

Design, drawing and construction of bituminous approach road of width not less than 4 m of necessary length as required by the EIC over 0.3 m consolidated WBM road, 1.5 metre wide apron of 75 mm thick over 1:3:6 PCC and 4 m wide internal road with paver blocks of necessary length as required by EIC as per the specification of the NIT all around the UGR and Pump House building, Sub-station building and chorination building as per drawing approved by EIC.

Construction of a decorative mural work of an appropriate theme as approved by the EIC of not less than 200 sq.m on the front elevation of the pump house.

Design, drawing and construction of storm water surface drain along the aprons as well as whenever required to cater to the storm drainage of the entire area including the overflow water from the UGR as per specification given in the NIT and as per drawing approved by EIC.

Design, drawing and construction of 2.1 m high RCC framed masonry boundary wall including necessary finishing and painting works with barbed wire fencing over the same to provide additional height of 1.0 m and one MS/CI gates of appropriate width including providing one curved glow-signboard on each gate as approved drawing all complete to the satisfaction of the EIC as specified in the NIT.

Operation - Maintenance of vaccum pumps and motors, valves, gates, pipes, specials including all allied equipments as required time to time for a period of 3 months trial run and 60 months operation and maintenance cost.

S.S.S ENTERPRISES

M/S D HATI

S AND P ENTERPRISE