Details: scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material by mechanical means using hydraulic excavator with in all lifts and lead (pwd sr 2023-24 vol.3 page no.17 item no 3.5);preparation and surface treatment of formation by removing mud and slurry, watering to the extent needed to maintain the desired moisture content, trimming to the required line, grade, profile and rolling with 8-10 t smooth wheeled roller, complete as per clause 310. (pwd sr 2023-24vol.3 page no.18 item no 3.11);wet mix macadam (plant mix method) 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/grader in sub-base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. (pwd sr 2023-24vol.3 page no.26 item no 4.17
Sector: Municipality