Marine bridges are deteriorated due to the exposure under marine environment. The structure deterioration occurred by corrosion of steel in concrete is mainly relevant to chloride in seawater. The cathodic protection technique is an unique measurement to stop the corrosion of steel. In this study, the detail maintenance strategy of cathodic protection system in KEC's experience is introduced.

• 김홍삼(한국도로공사 도로교통연구원 책임연구원, 공박) | Kim, Hong Sam Corresponding Author
• 김진철(한국도로공사 도로교통연구원 연구원) | Kim, Jin Cheol
• 유혁진(한국도로공사 도로교통연구원 연구원) | Yoo, Hyeok Jin