All useful excavated material shall be stacked. All other excavated material shall be disposed beyond the specified distance away from the edge of excavation.
During excavation natural drainage of the area shall be maintained. Excavation shall be done from top to bottom. Undermining or under cutting shall not be done.
Where blasting is restored it shall be done as specified in sub-section.
Chiselling shall be done to obtain correct level, slope, shape and pattern Of excavation as per approved drawings.
Where blasting is prohibited or are not practicable excavation in hard rock shall be done by chiselling.
Any excess excavation in the bed of foundation shall be suitably filled up. Sow defective spots at the bed of foundation shall be dug out and suitably filled.
Excavation shown in drawings shall be measured and recorded for payment except in case of blasting where excavation shall be measured to actual levels.
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