California railways currently under construction. New rail routes, line extensions and infrastructure upgrades — active build projects across the network.
California railway lines currently under active construction: new routes, extensions to existing lines and major rail infrastructure upgrades. Includes new high-speed corridors, electrification projects, double-tracking schemes and regional line extensions. Data tagged in OpenStreetMap by contributors on the ground, reflecting what is physically being built on the railway network.
California currently has 403 railway segments under construction including 353 railway, 30 tram and 20 metro.
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