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i) Vertical interval
- Terrace spacing or the vertical distance between two successive bench terraces
ii) Horizontal interval
- It is the horizontal spacing between terraces. The distance between a point on one
terraces to a similar point on the next terrace.
iii) Maximum terrace length
- Horizontal distance from beginning to the end of a terrace. It is limited by the size
and shape of the field but a maximum of 100 m is recommended in one draining
direction although may be longer for ASAL areas.
iv) Terrace gradient
- Ratio of vertical interval to horizontal interval.
NatalieR answered the question on June 27, 2022 at 12:35