- Contour stone wall is constructed where the slope is > 15 to
- In case of highly hill areas, contour trenches were constructed along with stone wall.
- It is suitable for shallow and gravel soil.
- It is recommended where difficult to construct bench terrace.
- It helps in land preparation and checks soil erosion.
If the length of the contour stone wall is more than 800 feet, the excess water flow could be guided through contours with proper outlets.