Comparison between Duncan and Chang’s EB Model and the Generalized Plasticity Model in the Analysis of a High Earth-Rockfill Dam

Table 1

Material parameters of Duncan and Chang’s EB model.

Material	Rockfill I	Rockfill II	Mixed gravel clay
φ/°	55.82	54.33	39.30
Δφ/°	12.29	12.07	9.80
𝑅𝑓	0.73	0.74	0.77
𝐾	1450	1360	520
𝐾𝑏	550	600	250
𝐾𝑢𝑟	2800	2500	900
𝑛	0.30	0.43	0.42
𝑚	0.13	0.08	0.25