We have carried out the bridge inspections according to the laws not considering the technical knowledge. It is reasonable to optimize the inspection practice within the limited resources. This study reviews the expressway bridge inspection practice by analysing the case of the developed countries.

• 이일근(한국도로공사 도로교통연구원 책임연구원, 공학박사) | Lee, Il Keun
• 박창호(한국도로공사 도로교통연구원 수석연구원, 공학박사) | Park, Chang Ho