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Home > Urban and Rural Studies > 2018 No.12 > 国省干线公路养护管理中桥梁伸缩装置和病害修复探讨

  • 国省干线公路养护管理中桥梁伸缩装置和病害修复探讨

    Author(s)：

    郑冬梅

    Publication Title：

    Urban and Rural Studies 2018 No.12

    Affiliations：

    黄山市路通公路工程有限责任公司

    Abstract：

    桥梁伸缩缝受力比较复杂,是桥梁结构中的薄弱节点,经常在桥梁通车后不久就出现伸缩缝损坏,因此桥梁伸缩缝病害被列为桥梁工程质量通病之一.造成桥梁伸缩缝损坏既有选型和作法不足的前期设计原因,也有工艺缺陷和质量不达标的施工原因,还有后期交通量大和超载车辆多的原因,再加上管理维护不到位,撒落到伸缩缝内的杂物和雨水、冰雪等外来物不能及时清除掉,特别是冬季积雪结冰体积膨胀,都加速了伸缩缝的破坏,危及伸缩缝的耐久性,更严重的是影响桥梁正常的热胀冷缩而危害桥梁的正常使用和缩短使用寿命.基于此,本文就国省干线公路养护管理中桥梁伸缩装置和病害修复进行详细探究.

    Keywords：

    国省干线;养护管理;公路桥梁;伸缩装置;病害修复

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    [1] 郑冬梅.国省干线公路养护管理中桥梁伸缩装置和病害修复探讨[J].Urban and Rural Studies,2018(12),.

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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