Presentation Information
[III-301]Experimetal study on cavity investigation Part 1 - Cavity survey by low frequency Ground Penetrating Radar -
*Shigehiro Nomura1, Naoto Yoshino2, Takehiro Kanii2 (1. Tanaka Geological Corporation, 2. TODA Corporation)
Keywords:
Cavity investigation,Ground Penetrating Radar,non-destructive investigation