Annual Surfacing on link road from Katari to Lower Ghetti Km 0/000 to 0/900

Amount

WBM Grading 3:-Providing, laying, spreading and compacting stone aggregates of specific 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 screening to fill up the interstices of coarse aggregate, watering and compacting to the required density Grading-III as per Technical specification clause 405 including entire carriage of materials plants and equipments by all modes of transportation with in all leads and lifts and as per direction of Engineer-in-Charge. By Mechanical means.

Providing and applying primer coat with bitumen emulsion (SS-I) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 Kg/sqm using mechanical means as per Technical Specification Clause 502 including entire carriage of materials plants and equipments by all modes of transportation with in all leads and lifts and as per direction of Engineer-in-Charge. Low porosity.

Providing and applying tack coat with Bitumen Emulsion (RS-1) using emulsion pressure distributor at the rate of 0.25 to 0.30 Kg. per sqm. ( Zero Point Twenty Five to Zero Point Thirty) per square metre on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503 including entire carriage of materials plants and equipments by all modes of transportation with in all leads and lifts and as per direction of Engineer-in-Charge.

Mix Seal Surfacing:-Providing, laying and rolling of close-graded premix surfacing material of 25 mm thickness composed of 11.2 mm to 0.9 mm (Type-A) aggregates using penetration grade 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 8-10 kN static roller and finishing to required level and grades as per Technical Specification Clause 509 including entire carriage of materials plants and equipments by all modes of transportation with in all leads and lifts and as per direction of Engineer-in-Charge.

RAHIL VERMA