In case of soft soil, a line is drawn from the edge of bottom of old footing at an angle of ___________ with the horizontal.
(a) 45°
(b) 60°
(c) 90°
(d) 30°
I had been asked this question by my school teacher while I was bunking the class.
This intriguing question originated from Foundations Based on Different Conditions topic in chapter Foundations of Construction & Building Materials