Installation of crash barrier on ghat section, interlocking blocks, retaining wall and road side drainage on vulnerable location between 0/0 to 66/000 of NH-927A

Earthwork in cutting with lead up to 50 metres and lift up to 1.50 metres, including finishing of formation to the required camber and grade, and leveling and dressing of the disposed soil, complete as per specifications.

Providing and laying Plain Cement Concrete (PCC) of M15 grade with 20 mm nominal size stone aggregate, mechanically mixed and vibrated, in foundation up to a depth of 1.50 m below ground level and/or 1.50 m above ground/bed level, complete as per specifications.

Providing and fixing Precast Concrete Interlocking Paving Blocks, 80mm thick, Medium traffic category, M-40 grade designation, manufactured on fully computerized automatic vibro-pressed machine as per IS:15658-2006, laid on 50mm average thick bed of coarse sand with joints filled with fine sand, laid on compacted sub-base, inclusive of earthwork in cutting of B/T or WBM road and disposal of unserviceable material with all leads/lifts

Providing and laying Reinforced Cement Concrete (RCC) M20 mix with 20 mm nominal size stone aggregate, mechanically mixed and vibrated, for bed plates, excluding steel reinforcement but including centering and shuttering, laid in position, complete as per MoRTH Specifications, Clause 1000/700.

Providing and erecting "W" Metal Beam Crash Barrier — 3mm thick corrugated sheet metal beam rail, 70cm above road/ground level, fixed on CRC rolled channel vertical post 150x75x5mm spaced 2m c/c, 1.8m high (1.1m below ground level), all steel parts hot-dip galvanized, fittings conforming to IS:1367 & IS:1364, beam rail fixed with spacer channel 150x75x5mm, 330mm long

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory signs as per IRC: 67, made of high-intensity grade retro-reflective sheeting conforming to Clause 801.3, fixed over 1.5 mm thick aluminium sheeting and supported on a 75 mm × 75 mm × 6 mm mild steel angle iron post, firmly fixed to the ground by means of a properly designed foundation with M15 grade cement concrete of size 45 cm × 45 cm × 60 cm, with 60 cm depth below ground level, complete as per approved drawing and specifications.90 cm equilateral triangle

Supply and installation of Chevron Sign of size 75 × 60 cm, made out of 2 mm thick aluminium sheet, with fixing provision on M.S. angle iron post of size 50 × 50 × 6 mm and 3 m long, screwed with stainless steel nuts and bolts of 8 mm diameter. The sign plate shall be covered with High Intensity Grade yellow retro-reflective sheeting with black screen-printed arrow on retro-reflective sheet, complete in all respects. The post shall be painted in alternate bands of black and white synthetic enamel paint and held fast at the bottom, complete in all respects.