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이음부 용접 유무에 따른 P.S.T 공법 구조물의 휨거동에 관한 연구
정호성(Jeong, Ho Seong),최걸(Cui, Jie),홍성남(Hong, Sung Nam),엄기영(Eum, Ki Young),박선규(Park, Sun Kyu) 한국구조물진단유지관리학회 2010 한국구조물진단학회 학술발표회논문집 Vol.2010 No.2
This paper investigates flexural behavior of P.S.T (Prestress Segment Tunnel) method rahman structure according to joint welding through an experimental study. For the experimental study, three specimens, non joint welding specimen and two joint welding specimens, were fabricated. As a result, the joint welding specimen, especially the bottom steel joint welding specimen is the most superior in flexural strength.