*Takumi Koshida¹, Masumi Inoue¹, Heesup Choi¹, Yuhji Sudou², Kenichi Yoshioka³ (1. KITAMI Institute of Technology, 2. Nissan Chemical Corporation, 3. NIPPON HIGH STRENGTH CONCRETE CORPORATION)

*Daichi Kujiraoka¹, Shinsei Hiroyama¹, Hitoshi Furuuchi¹, Toshitsugu Wakayama², Takaki Wakayama² (1. Hokkaido University, 2. Showa Freezing Plant CO.LTD)

*Teppei Endo¹, Daisuke Ibaraki¹, Katsufumi Hashimoto¹, Takafumi Sugiyama¹ (1. Hokkaido University)

*Kanta Kinoshita¹, Katsufumi Hashimoto¹, Ryotaro Imagawa¹, Takafumi Sugiyama¹ (1. hokkaido university engineering)

*Haruka Yamagishi¹, Kanji Yanaga¹, Katsufumi Hashimoto¹, Takafumi Sugiyama¹ (1. Hokkaido University)

*Michitaka Yamaguchi¹, Katsuhumi Hashimoto¹, Takahumi Sugiyama¹, Nao Takahashi¹, Shunsuke Kumagai¹ (1. Hokkaido University)

*Genya Takahashi¹, Masumi Inoue², Heesup CHOI ², Yuzi Sudou³, Kousuke Sotokawa⁴ (1. Kitami Institute of Technology, 2. Department of Civil and Environmental Engineering, Kitami Institute of Technology, 3. Chemicals Division. Basic Chemicals Department, Nissan Chemical Corporation, 4. Department of Civil and Environmental Engineering, Kitami Institute of Technology)