For the corner joint strengthening of the underground box structures, the strengthening method using pressure members was developed. By the applied pressure on the reinforcing members and the increase of nominal strength due to reinforcing member, the size of the reinforcing members are reduced and the performance of corner joint strengthening is improved.

• 민대홍(㈜다음이앤씨) | Min Dae Hong
• 차철준(한국시설안전공단 감사실) | Cha Cheol Jun
• 윤용석(㈜다음이앤씨) | Yoon Yong Seok
• 김동근(㈜다음이앤씨) | Kim Dong Guen
• 김도(㈜다음이앤씨) | Kim Do 교신저자