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本文以南京宁溧路快速化改造工程机场路西侧匝道一曲线高架桥梁机械拆除为例,介绍了桥梁拆除方案的比选、桥梁拆除的顺序、桥梁机械拆除过程中临时支撑的设置、箱梁拆除的方法等施工技术,并提出了桥梁拆除过程中的安全保证措施,可为以后市政桥梁的拆除施工提供参考。
Taking the mechanical removal of one-curve-on-ramp viaduct on the west side of Airport Road, Nanjing Ningli Road Reconstruction Project as an example, this paper introduces the comparison and selection of bridge demolition schemes, the sequence of bridge demolition, the setting of temporary support during bridge mechanical demolition, Demolition methods and other construction techniques, and put forward the bridge during the demolition of security measures to ensure that future municipal demolition of the bridge to provide a reference.