The existing domestic bridge has become deterioration with the increase of bridges to be managed. Therefore appropriate maintenance such as an inspection, diagnosis, repair, and rehabilitation is required to extend the service life of the bridge. The domestic and international cases of the maintenance budget for bridges were investigated and analyzed. As a result, surveyed countries represent maintenance cost as only accounting values without clear and accurate categorized maintenance items.

• 정호성(충남대학교 융복합시스템공학과 박사과정) | Jeong Hoseong
• 최진웅(한국도로공사 도로교통연구원 선임연구원, 공학박사) | Chou JinWoong
• 조두용(충남대학교 융복합시스템공학과 교수) | Cho dooyong 교신저자