Details: reethpalli kottakkattuvilayil road maintenance, ward-12 75.5.5.a.1pb:modified macadam 50 mm thick using bitumen s-65 - packed bitumen rates <br> 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. 75.5.5.b.2pb:modified macadam 75 mm thick using bitumen s-65 - packed bitumen rates <br> 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. 75.5.2.1pb:tack coat - with packed bitumen rates <br> providing and applyi