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基于修正因子年久公路立柱埋深精度控制分析

Yu-bao Li,Jing-jun Li,Jia-hua Zhang, Kui-jun Yang, Wen-jing Wang

Building Technique Development(2019)

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Abstract
弹性波无损检测作为公路养护期立柱埋深检测重要手段.当年久立柱长期埋置后,立柱与土体介质间形成紧密的粘结,引起立柱弹性波传播速度发生改变,板易引起立柱埋深的误判、错判等问题.现场采用无损检测和拔出法相结合手段,同时引入修正因子对立柱弹性波波速校正.结合数据分析可知,结果满足立柱埋深精度控制要求,为类似工程项目提供借鉴意义.
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