Interval Nonprobabilistic Reliability Analysis for Ancient Landslide considering Strain-Softening Behavior: A Case Study

Table 1

Physical and mechanical parameters of Baishi ancient landslide.

Item	Accumulations	Bedrock	Slip bands
Constitutive relation	Mohr–Coulomb	Mohr–Coulomb	Strain-softening
E (GPa)	1	10	0.1
	0.3	0.3	0.3
ρ (kg·m^3)	1960	2130	2450
c (kPa)	26	130	—
φ (°)	29	42	—
(kPa)	—	—	12.5∼16.8
(°)	—	—	17.9∼24.7
(kPa)	—	—	3.1∼12.5
(°)	—	—	10.6∼17.9

Note: only the shear strength parameters of slip bands were collected in detail.