Details: earthwork in excavation by mechanical means (hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by engineer-in-charge. ordinary rock filling available excavated earth ( excluding rocks) in plinth side of foundation, under floors in layers not exceeding 20 cm in depth including, watering, ramming consolidating and dressing complete lead up to 50 m and lift up to 1.5 m, credit for useful stones providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - 1:4:8 (1 cement : 4 coarse sand (zone-iii) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm
Sector: Police and Internal Security