Study on Mechanical Response and Stability Algorithm of Soft and Hard Rock Interbedded Slope Excavation

Table 1

Geotechnical parameters under heavy rain conditions.

Materials	γ (kN/m^3)	E (MPa)	μ	c (kPa)	φ
Silty clay	18	9.00E + 01	0.35	15	13.3°
Strongly weathered sandstone	24.1	6.70E + 03	0.30	78	18.4°
Moderately weathered sandstone	25.5	1.50E + 04	0.22	145	27.9°
Strongly weathered mudstone	23	2.80E + 03	0.35	35	15.9°