Seo, Gyu-Seok;An, Jin-Ho;Yu, Jae-Mok;Kim, Dong-Hwan;Yun, Tae-Yeong
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Underground space development is more active on the latest date. Currently, we construct an connecting tunnel Euljiro underground shopping-area in seoul. we select DSM, considering geological condition and construction efficiency. The numerical analysis is performed with PENTAGON-3D and MIDAS CIVIL This paper will introduce the Earth Tunnel Method and make an examination possible to apply downtown weak ground.