Research Article
Experimental Study on Seismic Performance of Prefabricated Utility Tunnel
Table 4
Material parameter of soil and structure.
| | | Density (kN/m3) | Elastic modulus (MPa) | Poisson’s ratio | Cohesion strength (kPa) | Friction angle (°) |
| | Soil | 16.2 | 15.56 | 0.4 | 17.68 | 14.60 | | Structure | 22 | 25000 | 0.18 | — | — |
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