Providing, laying, spreading and compacting stone aggregates of 22.4-53 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 stone dust to fill up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per Technical Specification Clause 405.
2
Providing and applying tack coat with Bitumen using distributor at the rate of 0.25 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503.
3
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 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 seal coat Type C as per Technical Specification Clause 508.
4
Providing and laying seal coatby manual means with VG-10 bitumen sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type Cas per Technical Specification Clause 510
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