Presentation Information
[VI-1051]Example of consideration for the construction of Takatayama Tunnel Phase 2 in the Hanwa Expressway 4-lane project(Part2)
~Rock classification in poor accretionary rock mass and Support structure design based on analytical methods~
*Takuya Yamamoto1, Syunichirou Takao1, Daiki Kumashiro1, Takahiro Sugiura2, Atsuyoshi Higashi2 (1. West Nippon Expressway Company Limited, 2. Dia Nippon Engineering Consultants Co., Ltd.)
Keywords:
Mountain tunnel,Accretionary prism,Second line,Finite element method,M-N failure envelope
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