本文提出以极限状态的观点进行公铁两用桥设计，会收到良好的经济效果。
This paper illustrates the economical merit of the limit state design method that could be won in a railway and highway bridge.
介绍了处于黄河中下游冲积平原的郑州黄河公铁两用桥深长桩基承载力测试的传统静载荷试桩法。
Conventional static loading method for long piles adopted in Zhengzhou Road-rail Bridge on the alluvial plain in the middle and lower reaches of the Huanghe River was introduced.
基于合理的列车走行性评价指标，对货物列车和高速客车通过该桥时的走行安全性与舒适性进行了分析，探讨了大跨度公铁两用斜拉桥用于货物列车和高速客车混行的可行性。
Based on the reasonable train runability evaluations, the train running safety and passenger riding comfort with freight trains and high-speed trains across the bridge were especially studied.
基于合理的列车走行性评价指标，对货物列车和高速客车通过该桥时的走行安全性与舒适性进行了分析，探讨了大跨度公铁两用斜拉桥用于货物列车和高速客车混行的可行性。
Based on the reasonable train runability evaluations, the train running safety and passenger riding comfort with freight trains and high-speed trains across the bridge were especially studied.
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