Details: kotta missionkunnu road maintanance 75.8.1.1.a:providing plain cement concrete for wearing coat cc 1:2:4 (1 cement: 2 fine aggregate:4 course aggregate) laid to required as required including compaction, finishingand tamping etc .complete. max. size of course aggregate not exceeding 25mm , mixedin concrete mixer etc complete as per specification(i) nominal mix (1:2:4) kakka-choola kotta road 5.5.a.1a:modified macadam 50 mm thick using bitumen s-65 construction of macadam over prepared base by providing a layer of compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kn static roller to achieve the desired degree of compaction as per technical specification clause 506. 5.2.1a:tack coat providing and applying tack coat with bitumen emulsion (rs-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with hydraulic broo
Sector: RDPR