Railway Layer

The Railway layer represents any kind of runways for wheeled equipment. Geometries must be LINESTRING or MULTILINESTRING.

Name

Type

Constraints

Definition

the_geom

LINESTRING or MULTILINESTRING

X Y dimensions

Geometry

id_railway

INTEGER

Primary Key

Unique Identifier

id_source

VARCHAR

not null

Identifier of the feature from the input datasource

type

VARCHAR

not null; in type list

Type of rail

zindex

INTEGER

not null ; ≥ -4 ; ≤ 4

Defines the position relative to ground. 0: on ground, 1–4: above ground, -4–-1: underground.

crossing

VARCHAR

bridge or null

Indicates whether the rail is located on a bridge or not.

usage

VARCHAR

null or in usage list

Indicates the usage of the railway.

width

FLOAT

not null

Width of the railway (in meters). Default corresponds to standard gauge (1.435 m) + 1 m for ballast.

Type Column Values

Possible values for the type column:

  • highspeed: Railway track for high-speed rail. (See: https://wiki.openstreetmap.org/wiki/Key:highspeed)

  • rail: Railway track for full-sized passenger or freight trains. (See: https://wiki.openstreetmap.org/wiki/Tag:railway=rail)

  • service track: Track mainly for sorting or parking freight trains. (See: http://professionnels.ign.fr/doc/DC_BDTOPO_3-0Beta.pdf)

  • disused: No longer used, but track and infrastructure remain. (See: https://wiki.openstreetmap.org/wiki/Tag:railway=disused)

  • funicular: Cable railway on steep slopes, vehicles counterbalancing each other. (See: https://wiki.openstreetmap.org/wiki/Tag:railway=funicular)

  • subway: City public transport rails, fully separated from traffic. (See: https://wiki.openstreetmap.org/wiki/Tag:railway=subway)

  • tram: Rails for trams, often laid within roads. (See: https://wiki.openstreetmap.org/wiki/Tag:railway=tram)

Usage Column Values

The usage column follows the [OSM definition](https://wiki.openstreetmap.org/wiki/Key:usage). Supported values are:

  • main

  • branch

  • industrial

  • military

  • tourism

  • scientific

  • test

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