YOOSHIN pursues co-existence between human and nature.
Since the implementation of the Responsible Construction Supervision System, YOOSHIN has become the nation’s top construction supervision service provider based on its second-to-none project performances and technical know-how. Currently, it is offering diverse kinds of control work in quality, work process, safety and management areas at about 120 construction sites across the nation, contributing a lot to enhancing the construction technological development and national competitiveness as well based on its customer-oriented and seamless construction supervision service work.
The recent major works are as follows: The Busan-Geoje Linking Road (Geoga Bridge and Immersed Tunnel), the Cable Stayed Bridge in the Incheon Grand Bridge Project, the US Military Base Relocation Project, the Urban Subway Construction Project, and the Gyeongbu High-speed Railway Project.
ㆍFunctional improvement: Level 2->Level 1 ㆍLength: 484m, Width: 11.7m
ㆍTotal length: 7,712m - Stations:7 locations - Mainline ventilation : 16 locations ㆍPackage No. 205: L = 2,580m -Stations:2 locations (Open-cut) -Mainline tunnel(NATM) ㆍ Package No. 206 : L = 1,722m -Stations: 2 locations (Open-cut) -Mainline tunnel(NATM), Mainline open-cut ㆍ Package No. 207: L = 2,380m -Stations:2 locations (TR&T) -Mainline tunnel(NATM) ㆍ Package No. 208: L = 1,030m -Stations:1 location (NTR) -Mainline tunnel(NATM)
ㆍLength: 4.7km ㆍWidth: 30.4m ㆍBridges: Long-span bridges (2 locations, 930m) Short-span bridges(2 locations, 70m)