Study on the Seismic Effect of the Interbedded Soil Layer in the Yinchuan Alluvial Plain

Table 2

Dynamic nonlinear parameters for different soil types.

Soil type number	Soil name	Parameter	γd (10^−4)
			0.05	0.1	0.5	1	5	10	50	100
1	Silty clay	Gd/Gdmax	0.9797	0.9603	0.8285	0.7073	0.3258	0.1946	0.0461	0.0236
		λ	0.0054	0.0095	0.0325	0.0510	0.1032	0.1199	0.1383	0.1411
2	Silty clay	Gd/Gdmax	0.9903	0.9809	0.9112	0.8369	0.5065	0.3391	0.0931	0.0488
		λ	0.0060	0.0085	0.0188	0.0258	0.0459	0.0535	0.0630	0.0646
3	Silty clay	Gd/Gdmax	0.9866	0.9736	0.8806	0.7867	0.4245	0.2694	0.0687	0.0356
		λ	0.0071	0.0111	0.0296	0.0431	0.0822	0.0960	0.1124	0.1150
4	Silty clay	Gd/Gdmax	0.9845	0.9696	0.8643	0.7610	0.3891	0.2415	0.0599	0.0309
		λ	0.0075	0.0112	0.0267	0.0371	0.0640	0.0726	0.0823	0.0837
5	Silty clay	Gd/Gdmax	0.9836	0.9678	0.8572	0.7501	0.3752	0.2309	0.0566	0.0291
		λ	0.0119	0.0176	0.0420	0.0582	0.0994	0.1122	0.1264	0.1285
6	Fine sand	Gd/Gdmax	0.9903	0.9809	0.9112	0.8369	0.5064	0.3391	0.0931	0.0488
		λ	0.0086	0.0118	0.0245	0.0327	0.0552	0.0634	0.0736	0.0753
7	Bed rock	Gd/Gdmax	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000
		λ	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5