Vienna narrow gauge lines under construction or being extended. Active build and restoration projects across the narrow gauge rail network.
Vienna narrow gauge lines currently under active construction: extensions to existing heritage and tourist railways, new mountain or scenic lines and industrial narrow gauge projects. Shows where the narrow gauge rail network is actively growing.
Vienna currently has 23 railway segments under construction including 2 railway, 5 tram and 16 metro.
Data: OpenStreetMap contributors
Last update: 2026-04-17