Research Article
Embankment Seismic Fragility Assessment under the Near-Fault Pulse-like Ground Motions by Applying the Response Surface Method
Table 1
Probability distribution parameters of the structural parameters.
| Sequence numbers | Structural parameters | Distribution patterns | Mean values | Coefficients of variation |
| X1 | Elastic modulus of the embankment fill | Log-normal distribution | 48.00 MPa | 0.20 | X2 | Elastic modulus of the soil foundation | Log-normal distribution | 42.00 MPa | 0.20 | X3 | Bulk modulus of the embankment fill | Log-normal distribution | 50.00 MPa | 0.20 | X4 | Bulk modulus of the soil foundation | Log-normal distribution | 43.75 MPa | 0.20 | X5 | Shear modulus of the embankment fill | Log-normal distribution | 17.91 MPa | 0.33 | X6 | Shear modulus of the soil foundation | Log-normal distribution | 15.67 MPa | 0.33 | X7 | Density of the embankment fill | Normal distribution | 1970 kg/m3 | 0.20 | X8 | Density of the soil foundation | Normal distribution | 1630 kg/m3 | 0.20 | X9 | Cohesion force of the embankment fill | Log-normal distribution | 34.00 kPa | 0.20 | X10 | Cohesion force of the soil foundation | Log-normal distribution | 31.00 kPa | 0.20 | X11 | Internal friction angle of the embankment fill | Normal distribution | 33.00° | 0.20 | X12 | Internal friction angle of the soil foundation | Normal distribution | 28.00° | 0.20 |
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