Q. Based on punching shear consideration, the overall depth of a combined footing under a column A, is (Solved)
1. (Area of the column A × Safe punching stress)/Load on column A
2. (Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column)
3. (Perimeter of column A × Safe punching stress)/(Load on column A × Upward pressure × Area of the column)
4. None of these
- b. (Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column)