The S-Bahn section between and is currently closed as demolition work proceeds on 170-year-old brick viaducts in . Since September, crews have been removing 21 arches between Praterstern and the for replacement.
The old structures are being replaced by a new bridge scheduled for completion in June 2027. This project includes extending the platform by 60 meters and renewing walls between Rennweg and Wien Mitte across three distinct work areas.
S-Bahn trains are expected to resume service on this section in November 2027. The new bridge will feature a facade imitating the original arches and will house commercial premises, modernizing the route following a significant cable fire this past August.