Inverse Parametric Analysis of Seismic Permanent Deformation for Earth-Rockfill Dams Using Artificial Neural Networks

Table 1

The principal parameters for static calculation.

Material zoning	𝜌 (kg/m^3)	𝜑 (°)	Δ𝜑 (°)	𝑅𝑓	𝐾	𝑛	𝐾𝑏	𝑚
Cushion layer	2300	57.51	10.65	0.84	1274	0.44	1260	−0.026
Transition layer	2250	57.63	11.44	0.75	1153	0.38	1085	−0.089
Main rockfill	2160	55.39	10.60	0.75	1120	0.32	490	0.12
Secondary rockfill	2150	55.39	10.60	0.71	1033	0.38	338	0.03
Covering layer	2150	49.00	10.00	0.80	820	0.40	430	0.25