|usage = industrial|
|Specifies that a railway is an industrial line, railway tracks in private use that serve only freight transport inside ports, industrial complexes or mining areas, and for connecting these to the public network|
|Used on these elements|
|Status: in use|
|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 inside 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 and railway:preserved=yes)|