Details: site clearance construction of embankment with approved material obtained from borrow pits with all lifts upto 1.50 m tramsporting to site, spreading, grading to required stope and compacted to meet requirement of table 300.1 and 300.2b with lead upto 1000bm as per technical specification clause 301.50 construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with front end loader at omc, and compacting with vibratory roller to achieve the desired density, complete as per clause 401 construction of dry lean cement concrete sub- base over a prepared sub-grade with coarse and fine aggregate conforming to is: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 m
Sector: RDPR