凍害 (1)

[V-496] Survey on air content of existing bridge concrete in Hokkaido

*Susumu Yoshida¹, Ryo Hasegawa¹, Akinori Shimata¹, Yoshinori Nonomura² (1. Civil Engineering Research Institute for Cold Region, 2. Public Works Research Institute)

Keywords:frost damage, scaling, deterioration form, air content, spacing factor