Traffic on Amsterdam's subway lines are back on schedule after a fault in the traffic control system brought it to a standstill on Monday afternoon. The problems started around 2:00 p.m. and affected all lines. Subway traffic gruadually restarted around 6:30 p.m., according to municipal transport company GVB, NU.nl reports.
Subway line 51 fell out again on Monday night due to another fault on the traffic control system, but that fault has also beenf fixed. GVB reports no problems on the subway lines at present.