The purpose of this study is to suggest new improving solution about problems of non-destructive test through the analysis of present status of non-destructive test and report. For this, we analyzed problems of non-destructive test operating into concrete structures and collected data by questionnaire of non-destructive test at the inspection and diagnosis work for the diagnosis company and suggested plans for improvement based on analyzed opinion and result.

• 신주열(한국시설안전공단 시설안전연구소 연구위원, 공학석사) | Shin, Ju-Yeoul
• 오광진(한국시설안전공단 재난예방팀 차장, 공학박사) | Oh, Kwang-Chin
• 최수훈(한국시설안전공단 시설안전연구소 연구원, 공학석사) | Choi, Su-Hoon
• 강철(한국시설안전공단 시설안전연구소 연구원, 공학박사) | Kang, Cheol