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朔黄重载铁路桥梁病害分析及维管对策研究 被引量:6

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摘要 重载铁路运输可以显著提高铁路运量和经济效益,但轴重增加的同时会导致梁体挠度过大、桥墩横向刚度不足、盆式橡胶支座磨损、摇轴支座倾斜、梁体混凝土裂缝等病害,严重危及行车安全。通过对朔黄重载铁路桥梁病害进行分析,研究病害专项整治措施,提出粘贴体外碳纤维板、加大桥墩截面法、更换重载铁路新型支座和混凝土裂缝灌封、换梁等加固技术,以预防性维修为指导思想,运用"标准化、精细化、信息化"的科学维管对策,为重载铁路桥梁安全运营提供保障。
作者 刘寿山
出处 《国防交通工程与技术》 2015年第A01期13-15,共3页 Traffic Engineering and Technology for National Defence
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