Presentation Information

3:50 PM - 4:00 PM JST(6:50 AM - 7:00 AM UTC)

[CS9-58]Evaluation of the content of swelling clay minerals on the tunnel faceby using the ratio of the infrared reflectance

*Koichi Okuzawa¹, Akihiro Hosoya¹, Akira Itagaki, Taiki Kubo, Katsuaki Koike² (1. Obayashi Corp., 2. Kyoto Univ.)

swelling clay mineral,ratio of the infrared reflectance,mountain tunneling

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