Details: construction of granular sub base (gsb) by providing coarse grade material spreading in uniform layers with mortar grade on prepared surface mixing by mix in place method with rotavetar at omgsb/rbm spreaing in uniform layor mortar grader on prepared surface mix in place method with rotavaror at omc at compacting with vibratory roller to achive the desired complete surface. providing and applying tack coat with bitumen (vg-10) using bituman distributor at the rate of 0.30 kg per square metre on the prepared bituminous surface cleaned with hydraulic broom as per technical specification course-503. providing laying and rolling of open graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using grade bitumen or emulsion to required line grade and levels to serve as wearing course on a previously prepared base including mixing in a suitable plant laying and rolling with three wheel 80-100 kn static roller capacity finished to required level and guides to
Sector: RDPR