Constructiuon of New OHT 100000 L in Mettu Street at Kammapuram panchayat

Amount

Earth work excavation for foundation and depositing on bank within an initial lead of 10m and an initial lift of 2m for the following classification of soil including shoring, strutting, bailing out water wherever necessary and all other incidental charges and as directed by the TWAD Board Officers.

In soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

In soft disintegrated rock, laterite, soft rock or kankar not requiring blasting for second depth of 2m to3m

Medium rock and dense medium rock not requiring blasting.for second depth of 2m to3m

Cement concrete 1:4:8 (One cement, four sand and eight course aggregate of 40mm size hard blue granite broken stone) for levelling course including the cost of mixing, placing the concrete in position, consolidating finishing the ends complete and curing etc. complete and as directed by TWAD Board Officers for works beyond 1.50m from GL for footing.

R.C.C. 1:1.5:2(M30) (one cement one and half sand and two 20mm &10mm HBG stone) for Floor slab floor beam &side wall excluding the cost of reinforcement, centering and shuttering but including the cost of mixing, placing, vibrating of concrete curing and finishing etc., complete as directed by the TWAD Board officers.

Coloumn below GL upto 1.50 m

Column above GL upto 4.50 m

Column above 4.50 m upto 7.32 m

Column above 7.32 m upto 10.98 m

Braces at GL

Braces at 3.55 m above GL

Braces at 7.35 m above GL

R.C.C. 1:1.5:2(M30) (one cement one and half sand and two 20mm &10mm HBG stone) for Floor slab floor beam &side wall excluding the cost of reinforcement, centering and shuttering but including the cost of mixing, placing, vibrating of concrete curing and finishing etc., complete as directed by the TWAD Board officers Column head at 10.90m above G.L.

Side wall above 14.64 m to 14.80m above GL

Column head inside the tank at 14.35 m above G.L.

Centering for soffits of RCC members or plane surfaces including shuttering, strutting to centering and providing supports etc complete for the following members using MS sheets of size 90 cm x 60 cm BG 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joist of size 10x6.5 cm (spaced @ about 90 cm c/c) and supported by casurina props of 10 to 13 cm dia (spaced at 75 cm c/c) and as directed by TWAD Board Officers.

Colum above 3.30m to 4.3 ht from GL

Column above 4.30 m upto 5.30 m

Column above 5.30 m upto 6.30 m

Column above 6.30 m upto 7.30 m

Column above 7.30 m upto 8.30 m

Column above 8.30 m upto 9.30 m

Column above 9.30 m upto 10.30 m

Column above 10.30 m upto 11.30 m

Column above 11.30 m upto 11.35 m

Column 0 to 3.3m ht. above G.L and below GL

Column above 3.30m to 4.3 ht from GL

Column above 4.30 m upto 5.30 m

Column above 5.30 m upto 6.30 m

Column above 6.30 m upto 7.30 m

Colum above 7.30m to 8.3 ht from GL

Column above 8.30 m upto 9.30 m

Column above 9.30 m upto 10.30 m

Column above 10.30 m upto 11.07 m

Upto 3.30m height above and below GL

Brace at 3.55 m above G.L.

Brace at 7.35 m above G.L.

Floor slab and working platform at 11.62 m above G.L..

Roof slab at 2.95 m above floor slab

Upto 3.30m height above and below GL

Sides of circular portion in central column at 3.55m above G.L.

Sides of circular portion in central column at 7.35m above G.L.

Central column head at 11.07m above G.L.

Floor beam sides at 11.35m above G.L.

Supplying, fabricating and placing in position of RTS rods for reinforcement for various members including cost of steel for all RCC works as directed by TWAD Board Officers. The rate to include the cost of binding wire also.

Painting two coats with approved cement paint best quality over the plastered surface including cleaning, preparing the surface, curing etc., complet. The quality, shade/ colour of paint shall be got approved by the Executive Engineer.

Supplying and fixing in position of cut stone set in C.M. 1:3 using well dressed cut stone supporting inlet pipe inside the tank and as directed by the TWAD Board Officers.

Supply,delivery and fixing of pipes for OHT connections including civil works (vide separate estimate)

Providing and fixing of RCC 1:2:4 mix spiral stair-case of approved design outside of the tank as generally shown in plan including cost of cement, shuttering, strutting, moulding, lifting, casting of steps and any other incidental charges and painting etc. complete.

Supply, delivery and fixing in position of enamul coated water level indicator

Supply, delivery and fixing in position of CI man hole cover and frame of size 60 x 60 cm on roof slab and as directed by the TWAD Board Officers. The manhole frame and cover should be of light duty and conforming to IS 1726/1974.

Supplying and fixing of RCC 1:1.5:3 (1 Cement : 1.5 Sand : 3 Coarse Aggregate) using 20 mm HBGS for RCC Handrails of 0.91 m height over the top of roof slab of approved pattern and design including the cost of reinforcement, centering, precasting, finishing etc complete

Supply, delivery and fixing in position of 500 mm dia, RCC ventilators on the roof slab and as directed by the TWAD Board officers

Painting TWAD Board emblem and writing slogans and details of scheme on the exposed surface of SR side wall in approved colour and paint as directed by TWAD Board officers including cost of paint, brush, scaffolding etc., complete

Conducting load test to ascertain the SBC of soil

Refilling the foundation for service reservoir with excavated earth (other than sand) in layers of 15 cm thick well rammed, watering and consolidating etc., complete complying with standard specifications as directed by TWAD Board Officers

RCC 1:1.5:3(One cement one and half sand and three 20 mm size HBG stone) for the RCC inside ladder including the cost of reinforcement fabrication centering and shuttering, cost of mixing placing of concrete vibrating curing, finishing etc., complete including fixing of RCC Ladder etc., complete as directed by the TWAD Board officers.

Provision for Soak pit arrangements

Provision for Ladder safty Door

Provision for LWF 1%

Provision for SBC test

Levelling the site

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

T.Manimaran