LINE Name Country City Regional Rail
Line 7 extension KR Seoul No
CONSTRUCTION DETAILS Start year End year Length (in km) Tunnel (in km) Tunnel Stations Source
2014 2021 3.9 3.9 100% 2 Wiki
COST INFORMATION Cost (in M) Currency PPP rate Year PPP Real cost (in M$) Cost/km (in M$) Source
370000.0 KRW 0.0 2017 407 104.4 Media
REFERENCE http://news.kbs.co.kr/news/view.do?ref=A&ncd=3011941