Name of Work: Re Construction of Protection wall on NH-8 Km 131 to Lakhagura via Nabri in km. 2/00
Sl. No.
Item Description
1
Excavation for Structures (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 approved material.) Ordinary rock (not requiring blasting) Mechanical Means
2
PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed,placed in foundation and compacted by vibration including curing for 14 days.)
3
Stone masonry work in cement mortarin foundation complete as drawing and Technical Specification Random Rubble Masonry in cement mortar 1:4
4
Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications PCC Grade M20
5
Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg Each complete as per drawing and Technical specification.Boulder laid dry without wire crates.
6
Laying Reinforced Cement Concrete Pipe NP3/prestrssed concrete pipe on first class bedding in single row . (Laying Reinforced cement concrete pipe NP3/prestrssed concrete pipe for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation,protection works,backfilling,concrete and masonry works in head walls and parapets . ) 1000 mm dia
7
Plastering with cement mortar (1:3 ) on brick work in sub-structure as per Technical specifications
8
Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment,wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specifications
9
Back filling behind abutment,wing wall and return wall complete as per drawing and Technical specification
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