Road Maintenance Work on Various Roads at Malhour Area Under Jurisdiction Assistant Engineer II

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller 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.

Providing and applying tack coat with bitumen VG-10 using bitumen pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates and using (VG-10) bitumen 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 seal coat of Type C as per Technical specification clauses 508.

Providing, laying seal coat by means with VG-10 Bitumen sealing the void in a bituminous surface laid to the specified levels grade cross fall usingType C as per Technical specification clauses 510.

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