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邻接箱梁桥横向设计研究现状 被引量:1

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摘要 在中小跨径混凝土装配式梁桥的横向设计上,日本有着成功的经验,美国一直借鉴学习,目前也取得了很好的效果。国外与我国该类桥梁横向设计的主要区别在于配有横向预应力束,而我国仍然停留在开裂后加固的层次上。鉴于此,本文着重介绍了国外装配式邻接箱梁桥的横向连接设计,涵盖剪力槽设计和横向预应力设计。国外规范建议采用全深度剪力槽/横向预应力系统,而且实际经验也证实了该系统能有效避免铰缝的开裂,提高桥梁承载力,从而为我国横向连接的设计和加固提供参考。
出处 《公路》 北大核心 2013年第12期121-124,共4页 Highway
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参考文献13

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