c/o buffer storage tanks:- excavation in foundation, trenches etc. in all kinds of soil such as pick work, jumper work, blasting work in soft / hard rock, chiselling in soft / hard including wedging out of a rock where blasting is prohibited and stacking the excavated earth up to all lifts, stacking the excavated soil up to all lead clear from the edge of excavation and then returniing the stacked soil in 15 centimeters layers when required in to plinths, sides of foundation etc. consolidating each deposited layer by ramming and waterng and then disposing of all surplus excavated earth as per direction and to the entire satisfation of engineer- in- charge up to leads and lifts.
