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Abstract:
湖州北刘屋桥为墩梁半刚性连接的钢-混组合梁整体桥,桥长38.2m,桥宽12.14m,跨径布置为(0.5+12+0.6+12+0.6+12+0.5)m。该桥主梁采用耐候工字钢和现浇混凝土桥面板组成的钢-混组合梁;在主梁与盖梁之间设置橡胶衬垫以适应主梁的弯曲变形;在盖梁中设置外包橡胶套的钢棒,并与端横梁现浇成整体,形成墩梁半刚接并取消墩上支座;采用整体式桥台去除伸缩缝,实现全桥无伸缩缝和支座。采用MIDAS Civil软件建立该桥有限元模型,分析其受力性能,结果表明:恒载作用下,采用整体式桥台,能更有效地发挥混凝土桥面板和钢梁各自的材料性能;桥墩位置无论采用墩梁铰接还是墩梁半刚接,均不影响整体桥主...
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桥梁建设
Year: 2019
Issue: 01
Volume: 49
Page: 101-106
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 1
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