Presentation Information
[VI-477]Study on the application of surface wave exploration for understanding the subgrade strength in the usable tunnel.
*Hiroaki Masuda1, Yasunori Kobayashi1, Kazuyoshi Kanefuji1, Yuzo Okui2, Shogo Kunimura2 (1. Nippon Expressway Research Institute Company Limited, 2. OYO CORPORATION)
Keywords:
tunnel,puffball,research methods,surface wave exploration