Patch Repair Work of bituminous Road On Karahi Dy. KM 1.220 To KM 5.200 (Left Bank)

Providing ,Laying ,spreading and compacting stone aggregates of 53-22.4 mm size 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 ,Stone screening,binding materials to fill up theinterstices 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 grade using bitumen pressure distributor at the rate of 0.35 kg per sqm on the prepared granular surfaces treated with primer & Cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing laying & rolling of open graded premix carpet of 20 mm thickness composed of 13.2mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion 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 capacity finished to required level and grades to be followed by manual MORD Specificiations 508

Providing and laying seal coat by Manual means with Bitumen sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type C as per Technical Specification Clause 510.