Details: earth work in excavation by mechanical means (hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete. c providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level : 1:3:6 (1 cement : 3 coarse sand(zone-iii) : 6 graded stone aggregate 40 mm nominal size). providing and laying damp-proof course 50mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand(zone iii) : 4 graded stone aggregate 20mm nominal size). making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal s
Sector: Urban Authority