Renewal by P.C in Silkyara Bangaon Chapda sarot motor road at km 40, 41, 42, 43, 44 under annual repair 2026-27

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 three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. By Manual Means

Tack coat using VG-10 grade bitumen Over dry and hungry bituminous surfaces @0.40 kg/sqm

20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/modified bitumen) Binder Providing, layingand rollingof open-graded premix carpet of 20mm thickness composed of 13.2mm to5.6mm aggregatese ither using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course ona previously preparedbase, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN staticroller capacity, finished to required level and grades tobe followed by sealcoat of either Type A or Type B or Type Casper Technical Specification Clause 508

Providing and laying seal coats ealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, TypeB and Type Casper Technical Specification Clause 51

Maintenance of Drains The maintenance of drains include erosion, repair, clearing, cleaning, reshaping, regrading, deepening of side drains as well as catch water drains as per technical specification Clause 1907.

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