Options:

- The mean depth is the average of depths of two consecutive sections
- The area of mid-sections is calculated by using mean depth
- The volume of the earth work is calculated by multiplying the mid-section area by the distance between the two original sections
- All of the above

In the mid-section formula The mean depth is the average of depths of two consecutive sections The area of mid-sections is calculated by using mean depth The volume of the earth work is calculated by multiplying the mid-section area by the distance between the two original sections Correct anRead more

In the mid-section formula

Correct answer: Option 4

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