試験法・調査法 (1)

11:00 AM - 11:10 AM JST(2:00 AM - 2:10 AM UTC)

[III-129] Development of exploration ahead of tunnel face using Low-frequency Ground Penetrating Radar (Part 2) - Study of evaluation methods considering the influence of water –

*Takehiro Kanii¹, Naoto Yoshino¹, Nomura Shigehiro² (1. TODA Corporation, 2. TANAKA Geological Corporation)

Keywords:

ground penetrating radar,low frequency,spring water,exploration ahead of tunnel face,geological features

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