Presentation Information
[VI-271]Proposal of initial strength estimation method by simple strength measuring instrument for shield backfill injection materials.
*Sugina Mori1, Tomoya Yoshida1, Nobuyasu Yoshida1, Shinji Takigawa1, Tomohiro Shiotani2 (1. TAC Corporation, 2. GRI Foundation)
Keywords:
Shield construction method,Backfill injection material,Test method,Penetration resistance,Labor saving,Solid scale
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