|usage = industrial|
|Specifies that a railway is an industrial line, railway tracks in private use that serve only freight transport to/from ports, industrial complexes or mining areas, and for connecting these to the public network|
|Used on these elements|
|Status: de facto|
|Tools for this tag|
The tag usage=industrial is used together with railway=* to map an industrial line: railway tracks in private use that serve only freight transport from/to ports, industrial complexes or mining areas, and for connecting these to the public network
In the USA, may serve factories or clusters of industrial activity along a rail spur in (often urban) industrial-zoned areas. Examples: Large surface mining areas (coal, minerals, ore), chemical industry, large harbours, high-density industrial oil refinery areas.
See service=* to tag a siding, yard tracks, crossover or overtaking tracks.
Other values of usage=*:
|usage=main||Main line, presumably heavy traffic, often double tracked and/or electrified, may be high speed.|
|usage=branch||Branch line, less traffic and lower speed than main lines, often single tracked and/or not electrified, may be constructed to lower specifications than main line. May connect a place to a mainline or serve to connect mainlines, typically a few dozen miles in length.|
|usage=military||Tracks for military use, mainly on military areas, munitions storage areas or connections to the public railroad network.|
|usage=test||Tracks used for testing of new vehicles or new rail transport technologies.|
|usage=tourism||Tracks for tourists, around museums, historic or "heritage" trains, often only on weekends and holidays and/or seasonally, most preserved railways (railway:preserved=yes)|