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地鐵暗挖車站初支拆除與施工縫防水層保護技術

Technologies Dismantling Temporary Lining and Protecting Waterproof Layer on Construction Joints for Metro Station Constructed by Mining Method

  • 摘要: 依托哈爾濱地鐵2號線省政府站工程🤥,針對目前地鐵暗挖車站臨時支護型鋼拆除和防水層鋪設的不足🧻,開發了“隔一拆二”技術和拱頂施工縫防水層接茬保護技術,解決了高寒地區富水砂層暗挖車站防水技術難題🚵🏻‍♂️,為今後類似工程提供指導🤔🙂‍↔️。

     

    Abstract: Taking the project of Provincial Government Station of Harbin Metro Line 2 as an example, aiming at shortcomings of the dismantling of temporary lining and laying of waterproof layer for metro station excavated by miming method at present, the technology of "one-on and two-off" and the protecting technology of waterproof layer on the construction joints at the station vault were developed. The technical problems of waterproof are solved for metro station constructed by mining method in high cold region and sand stratum with rich water, which will provide guidance for similar projects in the future.

     

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