한국구조물진단유지관리공학회 학술발표대회 논문집 2019 한국구조물진단유지관리공학회 봄 학술발표회 논문집 (p.465-466)

|특별세션II-한국도로공사|
제설환경 대응 교량의 설계·시공 및 유지관리 개선방안

Improvements for the design, construction and maintenance of Bridge considering under de-icing salts environments

초록

De-icing work in highways has been changed from sand and calcium chlorides spreading to pre-wetted salt spreading since 2000s. Recently, the concern on the premature deterioration of concrete structures due to de-icing salts and its counter measurements has been increased. This paper describes the change of de-icing methods and deterioration due to chloride attack and specification of durable concrete.