railway RRB JE (CBT I + CBT II) Mock Test 2024 Soil Mechanics and Foundation Engineering Bearing Capacity Shallow Foundation
According to Rankine's formula minimum depth of foundation when q = 180 kN/m2, γ = 20 kN/m3 and ϕ = 30° is -
1
1.0 m
2
0.75 m
3
0.50 m
4
2.0 m