Displacement-Based Back-Analysis of the Model Parameters of the Nuozhadu High Earth-Rockfill Dam

Table 2

Main E-B model parameters of main dam materials.

Material	𝐾	𝐾𝑏	𝑛	𝑚
Rockfill I
Test	1425	540	0.26	0.16
Back 1	1246	411	0.14	0.11
Rockfill II
Test	1400	620	0.17	0.05
Back 1	1188	393	0.145	0.043
Gravelly clay
Test	320	210	0.48	0.26
Back 1	368	244	0.226	0.038