- Lead is the average horizontal straight distance between the borrow pit and the place of spreading soil
- The lead is calculated for each block of the excavated area
- The unit of lead is 50 m for a distance up to 500 m
- The unit of lead is 1 km where the lead exceeds 2 km
incorrect statement will be:
The unit of lead is 1 km where the lead exceeds 2 km.
Answer: Option 4