Affiliation: | (1) Department of Safety Systems Construction Engineering, Faculty of Engineering, Kagawa University, 2217-20, Hayashi-cho, Takamatsu 761-0396, Japan;(2) Department of Geology, Tri-Chandra Multiple Campus, Tribhuvan University, Ghantaghar, Kathmandu, Nepal;(3) Fukken Co. Ltd, 2-10-11 Hikarimachi, Higashi-ku, Hiroshima 732-0052, Japan |