Sandy aquifer collapse mechanism and accident treatment of the Qingdao metro tunnel

The tunnel collapse occurred during the construction of the Qingdao Metro Line Ⅰ, resulting in a pit measuring approximately 10 m in diameter and 7 m in depth on the ground surface. The collapse inflicted substantial economic losses, casualties, and subsequent disruptions to ongoing construction act...

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Bibliographic Details
Main Authors: Liwei Zhang, Zaiquan Wang, Weiguo Zhang, Sijia Liu
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-10-01
Series:Frontiers in Earth Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/feart.2023.1293258/full