PROJECTSubway tunnels

Subway tunnels

Before 2006Seoul Subway Line 9 (C902)
(Temporary retaining structure & tunnel)
구분 Alternative design
발주처 Seoul Metropolitan Government Office of Subway Construction
시공사 Hyundai E & C
사업기간 February 19, 2003 ~
August 30, 2003
프로젝트 안내