Bietschtal viaduct BLS

The Bietschtal viaduct is a railway bridge that crosses the Bietschbach valley in Switzerland's mountain region. It connects the rail route between Ausserberg and Hohtenn stations and carries regular passenger and freight trains on the Lötschberg line.

The viaduct was completed in 1913 as an engineering achievement to bridge the deep gorge. Its steel framework represents early 20th-century railway technology and the methods used to connect mountain valleys by rail.

The Swiss government recognizes this railway bridge as a class B cultural property, noting its regional significance in the architectural heritage of Raron.

The bridge carries trains over the valley and can be seen from the Lötschberg railway line or nearby hiking paths. Visitors can observe the structure while traveling by rail or walking near Raron.

The structure is part of the Lötschberg railway line, one of Europe's most important Alpine rail routes connecting Valais and the Bernese Oberland. This viaduct was crucial to opening up mountain valleys for regular rail traffic.

Location: Raron

Inception: 1913

Length: 119 m

Part of: list of cultural properties in Raron

GPS coordinates: 46.32311,7.81397

Latest update: December 13, 2025 12:40