Details: road retarring 3.2:preparation of foundation for embankment scarifying existing bituminous surface to a depth of 150 mm by mechanical means scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per technical specification clause 301.4. 5.5.b.2a:modified macadam 75 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. (b) 75 mm thick :- (ii) bitumen (s-65) 4.11.1:granular sub-base/base/surface course with local materials (table 400.13) by mix in place method normal. construction of granular sub-base by providing local material spreading in uniform layers with motor grader on prepared
Sector: RDPR