POTHOLES PATCH REPAIR AND OTHER MAINTENANCE WORKS ON MDR CATEGORIES OF ROAD IN FIROZABAD DISTRICT

WBM (G-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 3 as per technical specification clause-405

Providing and applying tack coat with bitumen (VG-10) at the rate of 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic 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 V.G.-10 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 80-100 kn static roller capacity, finished to required level and grades. as per Technical Specification clause-508

Providing and laying seal coat by mechanical means with VG-10 grade bitumen sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type-C as per Technical Specification clause-510