Details: providing, laying, spreading and compacting stone aggregates of 53 mm to 22.4 mm sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kn in stages to proper grade and camber, applying and brooming, type b screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per technical specification clause 405. providing and applying tack coat with bitumen (vg-10) using bitumen distributor at the rate of 0.30 kg per sqm on the surface treated with primer cleaned with hydraulic broom as per technical specification clause 503. providing, laying and rolling of open-graded premix carpet of 20 mm average thickness composed of 13.2 mm to 5.6 mm aggregates vg 10 to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kn static roller cap
Sector: PWD