Presentation Information

[VI-512]About the deterioration index for NATM in cold regions (Hokkaido)

*Kazuhide Kamuro1, Atsushi SUTOH2, Hiroaki KANEKIYO3, Osamu MARUYAMA4 (1. CTI Engineering Co., Ltd., 2. Tohoku Institute of Technology, 3. Kansai University, 4. Tokyo City University)

Keywords:

Tunnel For Cold Region,Lining Concrete,Degradation Index,Crack