- Steam App
- National Transit (4606620)
- Event type
- patch note
- Published
- 3 September 2026 - 12:41:22 UTC
- Source
- steam_community_announcements
This update delivers major performance improvements to the City Map, especially for large cities with dense and complex road networks. City Map Performance Improvements Significantly faster City Map loading Smoother performance in large cities Reduced pauses after building or editing roads Faster road-network processing Improved traffic-flow calculations and updates More responsive traffic and travel-demand views Better performance as road networks grow in size and complexity Heavy traffic calculations now run separately from the main interface, making road construction, network editing, and general City Map navigation feel much more responsive. Official City Map Tutorials Coming Soon We know that road construction, junction design, and traffic-network planning can take time to master. Official tutorials are coming soon, covering topics such as: City Map road-building basics Planning art...