南北线发生重大轨道故障，导致延误

[NSL] CLEARED: Train svc from #Yewtee to #JurongEast is running normally now.

[NSL]UPDATE: Due to a track fault, pls add 10mins train travel time from #YewTee to #JurongEast. (Not linked to new signalling project).

[NSL]: Due to a track fault, pls add 15mins train travel time from #YewTee to #JurongEast. (Not linked to new signalling project).