The toe projection of foundation slabs is taken as minimum 150 mm or 1/5th of the depth of foundation, whichever is more (depends on site conditions, often approx. 1/3rd to 1/5th of footing width).
The toe projection of foundation slabs is taken as minimum 150 mm or 1/5th of the depth of foundation, whichever is more (depends on site conditions, often approx. 1/3rd to 1/5th of footing width).