Research Article
Closure Scheme Analysis of 3 × 70 m Bearingless Integral Rigid Frame Bridge of Fuzhou Xiamen High-Speed Railway
Table 3
Properties of prestressed tendons.
| Mechanical properties of prestressed reinforcement | Numerical magnitude |
| Elastic modulus (Ep) | 195000 MPa | Duct deviation coefficient | 0.0015 | Relaxation coefficient of steel strands | 0.3 | Friction coefficient of prestressed duct | 0.17 | End-anchorage reinforcement recondensation | 0.006 m | Controlled stretching stress of longitudinal steel strands | 1395 MPa | Controlled stretching stress of lateral steel strands | 1302 MPa | Controlled stretching stress of vertical steel strands | 785 MPa |
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