Easy
1 point
ID: #19442
Question
When the angle of internal friction of a sand soil is 30, what will be the co-efficient of passive earth pressure at 8m below ground level for a fully saturated soil?
Options
1
4
Correct Answer
2
5
Correct Answer
3
3
Correct Answer
4
1/3
Correct Answer
Explanation
Coefficient of passive earth pressure Kp = (1 + sin φ) / (1 - sin φ). For φ = 30°, Kp = (1+0.5)/(1-0.5) = 1.5/0.5 = 3.