Research Article
The Characteristics of Seismic Response on Hard Interlayer Sites
Table 3
The dynamic nonlinear parameter of different soil categories.
| Category number | Soil layer | Modulus ratio or damping ratio | Shear strain γ (10−4) | 0.05 | 0.1 | 0.5 | 1 | 5 | 10 | 50 | 100 |
| 1 | Silty clay | G/Gmax | 0.992 | 0.984 | 0.924 | 0.859 | 0.633 | 0.463 | 0.147 | 0.079 | λ | 0.019 | 0.030 | 0.046 | 0.058 | 0.092 | 0.112 | 0.169 | 0.184 |
| 2 | Silt sand | G/Gmax | 0.992 | 0.984 | 0.925 | 0.861 | 0.664 | 0.497 | 0.165 | 0.090 | λ | 0.004 | 0.007 | 0.025 | 0.036 | 0.074 | 0.120 | 0.239 | 0.273 |
| 3 | Silty clay | G/Gmax | 0.996 | 0.992 | 0.960 | 0.924 | 0.661 | 0.493 | 0.163 | 0.089 | λ | 0.005 | 0.009 | 0.032 | 0.047 | 0.065 | 0.103 | 0.192 | 0.215 |
| 4 | Silty clay | G/Gmax | 0.993 | 0.987 | 0.937 | 0.881 | 0.718 | 0.560 | 0.203 | 0.113 | λ | 0.004 | 0.007 | 0.028 | 0.045 | 0.060 | 0.098 | 0.204 | 0.236 |
| 5 | Silty clay | G/Gmax | 0.991 | 0.983 | 0.919 | 0.870 | 0.762 | 0.678 | 0.316 | 0.188 | λ | 0.005 | 0.009 | 0.032 | 0.047 | 0.055 | 0.091 | 0.193 | 0.224 |
| 6 | Silty clay | G/Gmax | 0.994 | 0.989 | 0.946 | 0.897 | 0.728 | 0.572 | 0.211 | 0.118 | λ | 0.005 | 0.009 | 0.030 | 0.041 | 0.062 | 0.086 | 0.189 | 0.228 |
| 7 | Silty clay | G/Gmax | 0.990 | 0.980 | 0.905 | 0.827 | 0.702 | 0.601 | 0.232 | 0.131 | λ | 0.005 | 0.009 | 0.032 | 0.047 | 0.061 | 0.099 | 0.198 | 0.226 |
| 8 | Silt sand | G/Gmax | 0.989 | 0.978 | 0.947 | 0.906 | 0.822 | 0.716 | 0.371 | 0.227 | λ | 0.005 | 0.009 | 0.032 | 0.037 | 0.054 | 0.083 | 0.186 | 0.282 |
| 9 | Silty clay | G/Gmax | 0.992 | 0.985 | 0.938 | 0.896 | 0.801 | 0.703 | 0.321 | 0.191 | λ | 0.005 | 0.009 | 0.032 | 0.044 | 0.063 | 0.085 | 0.172 | 0.208 |
| 10 | Silty clay | G/Gmax | 0.993 | 0.986 | 0.943 | 0.905 | 0.834 | 0.763 | 0.439 | 0.281 | λ | 0.005 | 0.010 | 0.034 | 0.048 | 0.068 | 0.081 | 0.157 | 0.179 |
| 11 | Silty clay | G/Gmax | 0.995 | 0.991 | 0.955 | 0.915 | 0.746 | 0.595 | 0.227 | 0.128 | λ | 0.002 | 0.004 | 0.018 | 0.031 | 0.056 | 0.094 | 0.203 | 0.238 |
| 12 | Silty clay | G/Gmax | 0.996 | 0.991 | 0.958 | 0.919 | 0.813 | 0.685 | 0.303 | 0.179 | λ | 0.002 | 0.004 | 0.018 | 0.030 | 0.050 | 0.083 | 0.180 | 0.211 |
| 13 | Silt sand | G/Gmax | 0.992 | 0.985 | 0.934 | 0.897 | 0.831 | 0.757 | 0.453 | 0.293 | λ | 0.001 | 0.003 | 0.012 | 0.018 | 0.035 | 0.050 | 0.104 | 0.120 |
| 14 | Silty clay | G/Gmax | 0.989 | 0.978 | 0.913 | 0.876 | 0.782 | 0.701 | 0.413 | 0.262 | λ | 0.017 | 0.025 | 0.041 | 0.044 | 0.053 | 0.066 | 0.128 | 0.189 |
| 15 | Silty clay | G/Gmax | 0.992 | 0.984 | 0.923 | 0.884 | 0.703 | 0.611 | 0.239 | 0.136 | λ | 0.005 | 0.009 | 0.032 | 0.047 | 0.071 | 0.088 | 0.175 | 0.206 |
| 16 | Silty clay | G/Gmax | 0.993 | 0.986 | 0.935 | 0.886 | 0.713 | 0.624 | 0.249 | 0.142 | λ | 0.002 | 0.005 | 0.022 | 0.038 | 0.075 | 0.093 | 0.198 | 0.242 |
| 17 | Silty clay | G/Gmax | 0.990 | 0.980 | 0.907 | 0.862 | 0.712 | 0.607 | 0.236 | 0.134 | λ | 0.021 | 0.032 | 0.061 | 0.078 | 0.118 | 0.143 | 0.179 | 0.198 |
| 18 | Volcanic breccia | G/Gmax | 0.990 | 0.970 | 0.900 | 0.850 | 0.700 | 0.550 | 0.320 | 0.200 | λ | 0.004 | 0.006 | 0.019 | 0.030 | 0.075 | 0.090 | 0.110 | 0.120 |
| 19 | Computational basis of the model | G/Gmax | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | λ | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 | 0.050 |
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