Estimate for Reconstruction of Drainage Crossing at RD 23600 of Balbera Minor.

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 matter, dressing of sides and bottom and backfilling with excavated surplus soil Depth 0-3 mtr

Plain cement concrete M-15 Grade in sub-structure complete as per drawing and Technical Specifications Height upto 5m.

Reinforced cement concrete M-25 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

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

Supplying, fitting and placing HYSD bar reinforcement in sub- structure complete as per drawing and Technical Specifications.

Providing and laying of boulder apron laid in wire crates made with 4mm dia GI wire confoming to IS: 280 & IS:4826 in 100mm x 100mm mesh (weaved diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 18 kg, Including excavation for trimming for prepration of bed Boulder Apron Laid in Wire Crates