Then, reliability indexes of existing typical railway bridges are estimated, and partial safety factors required in the bridge code are suggested.
对常用铁路桥梁的既有可靠指标进行了推算。校准范围和一简化的验算式，初步选择出分项安全系数。
2
Based on the theory of structural reliability, the calibration for the design code of railway Bridges is worked out.
本文基于结构可靠性理论，对铁路桥梁设计规范的校准进行了探讨。
3
The values of the lateral and vertical vibration acceleration of PCT beam are all under the safety limits regulated by Code for Rating Railway Bridges.