*Hirotake Nakamura¹, Naoyuki Sasamoto², Nobumasa Ishibashi² (1. Central Nippon Expressway Company Limited., 2. Central Nippon Highway Engineering Tokyo Co., Ltd.)

*Yu Fujiwara¹, Hirofumi Hisada¹ (1. West Nippon Expressway Co., Ltd)

*Miki Hayashiguchi¹, Akihiko Oshima¹, Yudai Hagihara¹, Shogo Nakano¹, Otsuki Kazuma², Matsuo Nishiguchi², Shinichiro Shiraga³, Tsukasa Sakakibara³ (1. Osaka City University, 2. Penta-Ocean Construction, 3. Kinjo Rubber)

*Yudai Hagihara¹, Akihiko Oshima¹, Miki Hayashiguchi¹, Kazuma Otsuki², Matsuo Nishiguchi², Shinichiro Shiraga³, Tsukasa Sakakibara³ (1. Osaka City University, 2. Penta-Ocean Construction, 3. Kinjo Rubber)

*Kazuma Otsuki¹, Tsukasa Sakakibara², Hiroshi Okawa², Mikako Akashi², Akihiko Oshima³ (1. PENTA-OCEAN CONSTRUCTION CO., LTD, 2. KINJO RUBBER CO., LTD, 3. Osaka City University)

*Hiroshi Yamato¹, Kenta Hirai¹ (1. Nippon Expressway Research Institute Company)

*Jun Ikeda¹, Takayuki Iizuka¹, Masahiko Yamaki², Hirochika Hayashi², Atsuko Sato² (1. Nittoc Construction, 2. Civil Engineering Research Institute for Cold Region)