Q. In case the factor of safety against sliding is less than 1.5, a portion of slab is constructed downwards at the end of the heel slab, which is known as (Solved)
1. A key
2. A cut-off wall
3. A rib
4. All the above
- d. All the above
1. A key
2. A cut-off wall
3. A rib
4. All the above