It will use the Schmidt hammer law, the Ultrasonic waves velocity law and the composition law in the concrete Korean mandolin lump examination law from the research which it sees consequently and proposal of the usual concrete and existing regarding the high-in-tensity concrete the comparison which will be cool it will analyze and compared to accurately the burglar presumption which is the possibility of buying the compressive strength of the concrete it will be cool and it proposes.

• 오홍섭(경남과학기술대학교 토목공학과 교수) | Oh, HongSeob
• 김민욱(경남과학기술대학교 콘크리트구조연구실, 석사과정) | Gim, Min Uk
• 이성태(인하공업전문대학교 토목공학과 교수) | Yi, Seong Tae
• 오광진(한국시설안전공단 생활시설안전실 부장, 공학박사) | Oh, Kwang Chin 교신저자
• 강철(한국시설안전공단 시설안전연구소 연구원, 공학박사) | Kang, Cheol