NH 31 se Pokhhara marg

Providing, laying, spreading and compacting stone aggregate of specific size 22-4-53mm 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 3 as per Technical Specification Clause 405 of MORD data book.

Providing and applying tack coat with bitumen (V.G.10) using pressure distributor at the rate of 0.30kg per sqm on the prepared granular surface treated with primer & cleaned with machanical broom as per 503 of MORD data book

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 coarse 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 grates to be followed by seal coat of either Type C as per Technical Specification Clause 508

Providing and laying seal coat sealing the voids in a bitumenus surface laid to the specified levels grade and cross fall using type-C as per Technical Specification Clause 510

Please Enable Macros to View BoQ information