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, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within campus. all kinds of soil. providing and laying in position excluding cement concrete of level: specified grade the cost of centering and shuttering - all work up to plinth 1:1.5:3 (1 cement: 1.5 coarse sand (zone-ill) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) 1:2:4 (1 cement : 2 coarse sand (zone-ill) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) 1:5:10 (1 cement : 5 coarse sand (zone-ill) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources) providing and laying cement concrete
Sector: Police and Internal Security