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Home > Urban and Rural Studies > 2021 No.21 > 爆破拆除工程对新建航道桥的影响分析

  • 爆破拆除工程对新建航道桥的影响分析

    Author(s)：

    邓龙飞

    Publication Title：

    Urban and Rural Studies 2021 No.21

    Affiliations：

    湖南联智科技股份有限公司

    Abstract：

    为了分析爆破拆除工程的振动对周边特殊桥梁结构产生的危害，本文通过监测湘江二级航道二期工程大源渡航电枢纽船闸老彩虹桥爆破拆除过程中对新建引航道桥及相关结构的加速度响应、应力响应，分析了爆破拆除工程对新建引航道桥及坝体等结构物的振动影响程度，结果表明：爆破前后跨上游航道桥结构线形、索力均未出现明显异常变化，拱肋横向振动加速度在爆破过程中发生了共振现象，加速度时程曲线呈节拍奏，各测点速度最大值均小于《爆破安全规程》的规定。

    Keywords：

    桥梁结构；拆除爆破；监测；振动响应；动挠度

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    [1] 邓龙飞.爆破拆除工程对新建航道桥的影响分析[J].Urban and Rural Studies,2021(21),.

城镇建设
Urban and Rural Studies

Language: 中文

CN：10-1589/TU

ISSN：2096-6539

Publication Frequency: 半月刊

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