| 콘크리트 재료 및 구조, 고성능 복합재료 개발 및 적용, 콘크리트 교량공학 |
| Mechanical and structural behavior of concrete structures, especially associated with creep, fatigue and cracking |
| Development of high performance construction materials |
| Development and structural applications of high performance fiber-reinforced concrete ECC(Engineered Cementitious Composites) |
| Concrete bridge engineering |