Vikas khand Aurai ke antargat vibhinn margo par patch marammat ka karya

Providing,laying,spreading and compacting stone aggregates of specific sizes (22.4-53 mm) to water bound macadam specification including spreading in uniform thickness,hand packing,rolling with smooth wheeI roller 80-100 KN in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate,watering and compacting to the required density. WBM Grading-III as per Technical Spcification clause 405.

Providing and applying tack coat with bitumen (VG-10) using bitumen Emulsion pressure distributor @ 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with mechanical broom as per Technical Specification Clause 503.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen @1.46 kg/sqm 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 three wheel 80-100 kN static rollar capacity finished to required level and grades to be followed by seal coat of Type-C as per Technical Specification Clause 508.

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels grade and cross fall using Type-C with bitumen binder @ 0.65 kg/sqm including cost of bitumen as per Technical Specification Clause 510.