Repair and Restoration of left side upstream spillway benches from RD -165 m to -265 m and from EL 508 m to EL 523 m at RSD-Project.

Amount

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with excavated surplus soil including carriage upto 5km. Hard Rock ( blasting prohibited )

Excavation in Soil (any type) using Hydraulic Excavator CK 90 with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, including all lifts and combined lead upto 30m., & Earth,Surkhi, Sand, Earth, Fly Ash, Bajri, Ballast, Stone boulders, Kankar and building rubbish, Earth. For 2 Km.

Running and maintenance of pumping set 8 H.P./ Generator set for dewatering arrangements complete in all respects. 5 no. set

Shuttering for faces of concrete foundations and foundation beam & plinth beam (vertical or battering)

Centering and shuttering for faces of walls, partitions,retaining walls and the like (vertical or battering including attached pilasters buttresses etc.

Extra rate for shuttering work done above 4 metres height (where any single storey exceeds 4 metres in height) for every additional height of 1 metres or part thereof.

Cold twisted detormed (Ribbed/ Tor steel) Bars (Fe 500 grade as per IS 1786-2008) , for R.C.C works, where not including in the complete rate of RCC including bending and binding placing in position complete.

Reinforced cement concrete M-20 mechanically batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in foundation and plinth

Reinforced cement concrete M-20 mechanically batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification. A.Granular material

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification. B.Sandy Material

Dismantling concrete, ( e ) Reinforced cement concrete (CSR Item no. 8.6 e )

Stone Pitching Ma (ii) 18 Kg to 40 Kg. +200 mm

Providing anf fixing in position pressure relief valves along with C.I Pipe (One end flanged) jointed with led caulked joint in the slope at upstream left side of approach channel including cutting,threading , jointing complete in all respects as per departmental design and specification.

CHANAN SINGH AND CO