The construction industry is high risk in all process that are feasibility study, planning and design, construction, occupancy, use, operation and maintenance etc. These days risk are occurring in maintenance stage. In this study evaluated the aging facility after maintenance through simple quality monitoring. The results, That were able to identify the extent maintenance of facility.

• 엄주한(한국에스지에스(주) 건설시험연구원, 대리) | Eom, Joo Han
• 이재현(한국에스지에스(주) 건설시험연구원, 사원) | Lee, Jae Hyun
• 허정(효림이엔아이(주), 대표이사) | He, Jung
• 최연왕(세명대학교 토목공학과 교수, 공학박사) | Choi, Yun Wang