This study is carbonation resistance of the natural durability enhancement materials that can reduce cracking of the concrete. The durability enhancement materials of natural were substituted 10%, 20%, 30% of cement, the results were confirmed excellent carbonation resistance as the more increasing the natural durability enhancement.

• 김성수(대진대학교, 건설시스템공학과, 교수) | Kim, Seong-Soo
• 이정배(대진대학교, 토목환경공학과, 박사과정) | Lee, Jeong-Bae
• 박승호(대진대학교, 토목환경공학과, 박사과정) | Park, Seung-Ho
• 이진용(대진대학교, 토목공학과, 석사과정) | Lee, Jin-Yong
• 김 해(대진대학교, 토목공학과, 석사과정) | Kim, Hae