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DEEP EXCAPATIONS
This General Report reviewsss a selected group of papers related to “Deep Excavations” as part of the 5thInternatioal Symposium on Geotechnical Aspects of Underground Construction in Soft Ground. The themes of the reviewed papers include theory, design, performance prediction measurement, and performance analyses. Several unusual case histories and failure cases are also discussed and pres…
Controlling the risk of sinkholes over EPB driven tunnels - a client perpective
The occurrence of occasional sinkholes or very large settlements over FPB driven tunnels has been documented on a number of projects. Primary responsibility for avoiding sinkholes must lie with the tunnelling contractor, and the shield manufacturer. Almost all of the documented cases can be ascribed directly tunnelling contractor, and the shield manufacturer. Almost all of the documented cases …
