The Tunnels in the Bernese Oberland will be cleaned during March, April and May 2020. The cleaning procedures will take place at night. The tunnels will be closed as follows:
Leissigen tunnel:
- 4 nights from 23/24 March until 26/27 March 2020, from 8 p.m. until 6 a.m.
Simmenfluh tunnel:
- 1 night 31 March / 1 April 2020, from 8 p.m. until 6 a.m.
Leimerntunnel:
- 1 night 1/2 April 2020, from 8 p.m. until 6 a.m.