18.36km Daegok Sosa Line which connects Daegok Station and Bucheon Sosa Station. Due to design changes and reinforcement of lower tunnels, the possibility of completion is likely to be delayed by about 20 months from July.

Hyundai E&C consortium builds it. It consists of Hyundai E&C and Daewoo E&C.

https://www.hankyung.com/realestate/article/2021011435321