*Mikiyasu Ishizawa¹, Kohei Yamazaki² (1. Nexco-Engineering Hokkaido Company Limited, 2. East Nippon Expressway Company Limited)

*Takehiro Horiguchi¹, Toshimasa Takatori², Shinichiro Okazaki³, Wataru Shiraki³ (1. NIPPON ENGINEERING CONSULTANTS CO.,LTD., 2. KMC Co., Ltd., 3. KAGAWA University)

*Takafumi Ikarashi¹, Sotaro Endo², ko Ibayashi¹ (1. National Institute of Technology, Nagaoka College, 2. Nagaoka University of Technology)

*Ko Kamata¹, Sadaharu Kusuba¹, Tomoki Ishiguro², Hiroyuki Fukunaga², Yoshiteru Arakawa³, Naohumi Shiotani⁴ (1. Center for Infrastructure Management Research, Tohoku University, 2. Tottori Construction Technology Center, 3. FUKUICOMPUTER, Inc, 4. Yurihama Town)

*Yuuji Taura¹, koutarou hujiwara¹, Tatsuya Mori¹, Kunio Yoshikawa¹, Okitoshi Ashihara², Sadaharu Kusuba³, Ko Kamata³ (1. YOSHIKAWA Civil Consultant Co.,Ltd, 2. FUKUICOMPUTER, Inc, 3. TOHOKU UNIVERSITY, Center for Infrastructures Management Research)

*Kyouhei Fujise¹, Koutarou Fujiwara¹, Tatsuya Mori¹, Kunio Yoshikawa¹, Okitoshi Ashihara², Sadaharu Kusuba³, Ko Kamata³ (1. YOSHIKAWA Civil Consultant Co.,Ltd., 2. FUKUICOMPUTER, Inc, 3. TOHOKU UNIVERSITY, Center for Infrastructures Management Research)

*Hiroaki Sakaguchi¹, Mizuho Shinoyama¹, Shouhei Kimura¹, Naoyuki ITO² (1. Oriental Consultants Co., LTD., 2. Nanki-Shirahama Airport,Inc.)