GENERAL-RM-2026-27 RC-2-One year RC City 3 One year running contract for various PWD roads under roads section City 3 in TVM-District - 13 Road Stretches for a length of 1734 m- General Civil Work

4.12:Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

5.1.a:Providing and applying primer coat with bitumen emulsion ( SS) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0 kg/sqm using mechanical means.

55.2:Supplying and stacking 12mm hard blue granite broken stone in standard heaps for measurement(IRC 3.2.1.a)

55.4:Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

55.6.a:Providing pre mix bitumen leveling coarse having thickness between 20mm and 40mm with 12mm deptl metal by spreading the metal to line and levels and rolling until the compacted coarse aggregate has a firm surface and applying hot bitumen (vg 30) with pressure sprayer at the rate of 48 Kg per M3 metal including all cost of bitumen conveyance heating mixing spreading in appropriate locations to proper levels compacting with power roler and other sundry stores.

55.7.a:Providing bitumen leveling coarse between 40mm and 150mm with 36mm deptl metal by spreading the metal to line and levels and rolling until the compacted coarse aggregate has a firm surface and applying hot bitumen with pressure sprayer at the rate of 20 Kg per M3 metal including all cost of bitumen conveyance heating mixing spreading in appropriate locations to proper levels compacting with power roler and other sundry stores.

55.8.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 36mm departmental broken stone and compacting with power roller to get a compact surface.

5.2.a:Providing and applying tack coat with bitumen emulsion( RS) using emulsion pressure distributor at the rate of 0.20 - 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

5.7.1:Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) aggregates using viscosity grade bitumen ( VG - 30) to the required line, grade, and level to serve as wearing course on a previously prepared base, including mixing in a suitable HMP of appropriate capacity not less than 75 tonnes/hour., laying and rolling with a Smooth wheeled roller 8-10 tonne capacity, and finishing to the required level and grade.