Presentation Information

[VI-602]Development of hybrid exploration for geological evaluation ahead of tunnel faces

*Yoshihiro Miyake1, Okuzawa Koichi1, Atsushi Watanabe1, Akihiro Miyakoshi1, Eisuke Satou2, Taiyou Sotani3 (1. OBAYASHI CORPORATION, 2. Japan Foundation Engineering Co., Ltd., 3. NC Geophysical Survey Co., Ltd.)

Keywords:

exploration ahead of tunnel face,geological evaluation,advanced boring,non-core drilling,seismic survey,drill-logging