Restoration of rain damages on Banogi Chehar Chaila road Km 0/00 to 5/800. (PDNA-2023)

Earth work in excavation for structures for all kinds of soil as per drawing and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious materials and disposal upto any lead, dressing of sides and bottoms and back filling in trenches with excavated suitable materials complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying concrete for plain / reinforced concrete in open foundations complete as per drawing and technical specification clauses 802,803,1202 & 1203. Plain cement concrete nominal mix 1:6:12 (One cement: Six sand: Twelve graded, crushed stone aggregate 40mm (forty millimetre) nominal size) curing complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing and laying concrete for plain / reinforced concrete in open foundations complete as 45 per drawing and technical specification clauses 802,803,1202 & 1203. Plain cement concrete nominal mix 1:4:8 (one cement four sand eight graded, crushed stone aggregate 40mm (forty millimetre) nominal size) curing complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Providing concrete for plain/reinforced concrete Grade-M-10 nominal mix 1:3:6 (one cement three sand: twelve graded, crushed stone aggregate 20mm (twenty millimetre) nominal size) in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203 curing complete within all leads, lifts carriage of material and other incidental complete in all respect as per direction of Engineer-in-Charge.

Providing and laying reinforced cement concrete 900mm (Nine hundred millimetre) diameter pipe NP2 as per design for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 (one cement: two sand) but excluding excavations, protection works, back filling, concrete and masonry works in head walls and parapets as per drawings and technical specifications for Rural roads clause 1101 including carriage of material within all leads, lifts and other incidentals complete in all respect as per direction of Engineer-in-Charge.

Providing weep hole in brick masonry/ stone masonry / plain reinforced concrete abutment , wing wall, return wall with 100mm dia.(one hundred millimetre diametre) PVC pipe extending through the full width of the structures with slope of 1V:20H (one vertical isto twenty horizontal) towards drawing face complete as per drawing and technical specifications clauses 614,709,1204.3.7 including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Back filling behind abutment wing wall and return wall complete as per Drawing and technical specifications clause 1204.3.8 Granular material complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.

Construction of unlined suface drains of average cross-sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3m and lead of 50m (average lead 25m) as per Technical specification clause 307. Excavated material to be used in embankment at site.materials complete including carriage of material in all leads, lifts as per the entire satisfaction and direction of Engineer-in-Charge.