GIP.at Verkehrsgraph Wien: Vienna Road Speed Limits and Traffic Management

A representation of all legally prescribed speed limits for motorized individual traffic based on the Vienna road graph. The data includes speed limits for pedestrian zones and residential roads issued as step speeds according to Austrian road traffic regulations. It is provided by the Cooperation OGD Österreich and Wikimedia Österreich under a CC-BY-4.0 license.

Use Cases

• Modeling traffic flow based on posted speed limits.
• Analyzing speed regulation policies for pedestrian zones and residential roads.
• Integrating official speed data into routing algorithms for Vienna.
• Visualizing the spatial distribution of speed limits across the city's road network.

Strengths

• Data is based on the official Vienna road graph.
• Explicitly includes speed limits for pedestrian zones and residential roads as defined by law.
• Available in multiple geospatial formats including CSV, KML, JSON, and ESRI SHAPE.

Limitations

• Row count and dataset size are unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.

Provenance

Source

Cooperation OGD Österreich, Wikimedia Österreich

Collection Method

Derived from the Vienna road graph and official traffic regulations.

Geography

Vienna, Austria