疲労(3)

[I-345] Experimental study on relaxation effect of stress concentration for inspection hole of sign structures by using circular holes

〇Ryosuke Fukami¹, Koji Kinoshita², Yuki Ono², Masahiro Kozuka³ (1.Gifu University Graduate School, 2.Gifu University, 3.Central Nippon Highway Engineering Nagoya Company Limited)

Keywords:Existing sign structures, hole, ICR treatment