Deformation and Stability Analysis of a Core Rockfill Dam with Leakage

Table 2

Constitutive parameters of various materials of the dam.

Dam materials	Duncan-Chang model
	c (kPa)	φ (°)	K	n	Rf	Kb	m
Completely weathering material	47.5	38.3	143.3	0.73	0.745	38.75	0.77
Strongly weathered material	100	38.0	1200	0.28	0.82	1200	0.21
Clay core material	31.0	35.4	152.8	0.73	0.705	41.75	0.73
Shell material	17.3	36.1	123	0.69	0.685	47.8	0.68
Dam materials	Linear elastic model
	E (GPa)				υ
Impervious wall material	25.5				0.167
Inverted layer material	20.0				0.2
Weakly weathered material	18.0				0.2