Representative Color: Green
More about line 4
This line is named as line 4 because it's the fourth subway line of Seoul, South Korea
Line 4 established in 7/12/1985
Line 3 is also established in 7/12/1985 with line 4
Distance Line 4 passes is nearly 71.5km
Isu Station, Sadang Station, and Dongjak Station, which Line 4 passes through, are transfer stations that connect to Lines 7, 2, and 9.
This video introduces the accident that happened with Line 4