Recent Advances in the GPR Detection of Grouting Defects behind Shield Tunnel Segments

Injecting grout into the gaps between tunnel shield segments and surrounding rocks can reduce ground subsidence and prevent ground water penetration. However, insufficient grouting and grouting defects may cause serious geological disasters. Ground penetrating radar (GPR) is widely used as a nondest...

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Autores principales: Ming Peng, Dengyi Wang, Liu Liu, Zhenming Shi, Jian Shen, Fuan Ma
Formato: article
Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/18a6f7b7391f4dfa89bac0b9f8d1da9e
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