Presentation Information
[VI-102]Measurement and Evaluation of the Effects of Tunnel Excavation on Portal Slopes and Surrounding Ground
*Tomohiro Tanaka1, Kazuya Miyamoto1, Hideaki Nishiura1, Yusuke Kinomura1, Katsunori Mochizuki1, Hiyoshi Takanabe2 (1. OBAYASHI CORPORATION, 2. East Nippon Expressway Company Limited)
Keywords:
tunnel portal,tunnel induced ground loosening,ground anchor,dynamic monitoring