An Improved Approach of Classical Upper Bound Theory for Stability Analysis of Layered Slopes

Table 6

Slope parameters in the layered slope (Example 3).

(i) Slope number	Shape parameters		Soil parameters
	(m)	(°)	Unitweight (kN/m^3)	Cohesion c (kN/m^2)	Friction angle (°)
Soil 1	2	0	19	15	20
Soil 2	3	0.6366	―	17	21
Soil 3	1	0	―	5	10
Soil 4	2.5	0	―	35	28