AMP for the year 2024-25

Amount

Providing, laying and rolling of built-up spray grout layer over prepared base consisting of a two layer composite construction of crushed coarse aggregates using motor grader for aggregates. Key stone chips spreader may be used with application of bituminous binder (VG-30) after each layer, and with key aggregates placed on top of the second layer to serve as a base, conforming to the line, grades and cross section specified, the compacted layer thickness being 75 mm (seventy five millimetre) as per Technical Specification Clause 505 and as per direction and entire satisfaction of Engineer –in- Charge with in all leads .lifts and carriage of materials and other incidentals .

Providing and applying tack coat with bitumen emulsion (RS-1) using emulation distributer at the rate of 0.25 to 0.30 kg ( zero point twenty five to zero point thirty kilogram) per sqm on the prepared dry and hungry bituminous surface cleaned with hydraulic broom as per technical specification clause 503 and as per direction and entire satisfaction of Engineer –in- Charge with in all leads .lifts and carriage of materials and other incidentals .

Providing, laying and rolling of close-graded premix surfacing material of 25 mm thickness composed of 13.2 mm to 0.9 mm (Type-B) or 13.2 mm @ 0.338kg/per ten sqaure mereraggregates using penetration grade bitumen @ i.e binder content @ 23.75kg/10sqm or 5.11% by weight and minimun density of MSS should be 2.10 gram/cc to required line grade and level to serve as wearing course on a previous prepared base including mixxing 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 all leads, lifts and carriage of materials complete as per entire satisafaction of the Engineer in charge..

CHIRAG SHARMA