铁运处在曲线加宽养护中，采用的是经验法，养护的质量总是达不到要求。
Experience is usually applied in maintenance for widening curve railway, but maintaining quality fail to reach the requirement.
结合我部现有铁路曲线地段的常见病害，进行全面分析其生成原因，提出相应的养护方法及达到的效果。
Combine with the common malady of our extant railway curve area sector to analyze the reason of it completely and raise relevant ways of maintaining and the attainable effect.
平面曲线与纵曲线、桥梁、视距、养护实践。
Geometric and vertical alignments, bridges, sight distances, highway maintenance practices.
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