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 sq.m on plan) including disposal of excavated earth lead upto 50 m and lift upto 1.5m disposed earth to be levelled and neatly dressed including providing barricading, danger lighting guarding as directed in :a)all kinds of soil rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete. providing and laying plum concrete in cement concrete 1:2: 4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggregate 40 mm nominal size) with plums not exceeding 15% of the volumne of the finished concrete of size ranging from 150 to 300 mm (but the maximum dimension not exceeding 1/3rd (one third) the least dimension of member under consideration excluding the cost of centering and shuttering:a)with granitic or basaltic stone plums in :1)foundation
Sector: PWD