Apart from the Unterengadin line of RhB which will remain closed for one more month, also SOB encountered problems with tunnel engineering work:
The reopening of the St. Gallen - Herisau line had to be postponed after parts of the tunnel arch collapsed during works on it. Closure is now
06.07.2019 01:40 through 26.08.2019 04:00.
Obviously not easy to repair tunnels...