Seismic Analysis of Reticulated Shell Structure Based on Sensor Network for Smart Transportation Seismic Isolation Bearings

Table 1

Propagation speed and wave impedance of waves in different media.

Media name	Rock layer	Soil	Clay	Limestone
Speed (m/s)	300∼13000	200∼800	1800∼2400	3200∼5500
Density (kg/cm^3)	1.4∼2	1.1∼2	1.5∼2.2	2.3∼3
Wave impedance (g/s  cm^2 × 10^4)	4.2∼26	2.2∼16	27∼52.8	73.6∼165