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盧志剛，  向祖成
(總裝備部工程設(shè)計(jì)研究總院，北京100028)

[摘要] 本文介紹了某樁基工程基槽開(kāi)挖中出現(xiàn)施工質(zhì)量事故的情況，通過(guò)調(diào)查和分析查明了樁發(fā)生傾斜和斷裂的原因。結(jié)合現(xiàn)場(chǎng)實(shí)際情況并利用管樁的特點(diǎn)，采用非常規(guī)的方法對(duì)斷樁成功地進(jìn)行了處理，節(jié)約了資金和縮短了工期，對(duì)今后類似樁基工程施工具有較好的參考價(jià)值。
[關(guān)鍵詞] 預(yù)應(yīng)力混凝土管樁；基槽開(kāi)挖；斷樁處理

    Anylasis and Processing of a Certain Pile Accident in Wuhan
    Lu Zhigang, Xiang Zucheng
    (Center for Engineering Design and Research under the General Equipment Department, Beijing 100028, China)

Abstract: The article introduced the construction accident of a certain pile foundation project happened during the excavation. It found out the reason of the inclination and breakdown of the pile through investigation and analysis. Based on the actual situation on site and the pile feature, it took speacial measures to repair the broken pile. Therfore it saved the expense and shorted the constructiong period. It can be a valued reference for the similar pile project in the future.
Keywords: PHC pipe pile; foundation trench; broken pile processing