Details: collection of 22.4-53 & providing, laying, spreading and compacting stone aggregates of consolidation of stone ballast in holes with rectangular shape and binding the entried consolidation surface with stone dust of different roads. providing and applying tack coat with bitumen vg-10 using bitumen pressure distributor at the rate of 0.30 kg. per sqm on the prepared bituminous / granular surface treated with primer cleaned with hydrulic broom as per techinical specification no. 503 providing laying and rolling of open graded premix carpet of 20mm thickness composed of 13.2mm and 11.2mm dalla aggregate either using 80/100 grade bitumen vg-10 @1.46kg per sqm. to required line,grade and level to serve as wearing course on a previously prepared base,including mixing by mixol,laying and rolling with a three wheel 80-100 kn static roller capacity.as per technical specification clause 508 providing and laying seal coat sealing the voids in a bituminous surface laid to the specified lev