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交通荷载对T梁桥拓宽影响及对策研究 被引量:2

Research of Traffic Loads Influence on T-beam Bridge Widening and Countermeasure
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摘要 采用有限元空间梁格计算方法,研究了交通限载、设置新旧桥预连接等方式,对T梁桥拓宽施工中交通荷载引起的新旧桥面挠度差的影响。研究结果表明,不采取任何措施时,拓宽T梁桥新旧梁间的挠度差十分显著,远大于浇筑混凝土质量不受影响的振动界限。通过采取适当的交通限载和横向预连接措施,能有效降低新旧桥之间的挠度差。
作者 袁旭斌 贾迪 Yuan Xubin;Jia Di
出处 《市政技术》 2019年第4期87-90,共4页 Journal of Municipal Technology
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