|This tagging is highly experimental.|
|Unlike keys that add meaning to highway ways, road_marking ways represent the markings themselves.|
|Used on these elements|
|Tools for this tag|
Unlike similar keys (e.g. Key:turn) which annotate highway ways, road_marking ways describe the markings themselves.
This level of detail is experimental, and has only been added at specific locations.
|Value||Description||Mapillary / OpenStreetCam / other photo example||In-map example|
|left||Your lane must turn left.|
|right||Your lane must turn right.|
|left;right||Your lane must turn left or turn right.|
|left;through||Your lane must turn left or go straight.|
|right;through||Your lane must turn right or go straight.|
|left;right;through||Your lane must turn left or right or go straight.|
|dash||Only use this for dashes that demarcate lanes.|
|solid_stop_line||When stopping for a red light, stop here.
This line is perpendicular to your movement.
|solid_road_divider||A solid line dividing the two carriageways of the road|
|solid_lane_divider||There is a lane on each side.|
|solid_road_edge||There is a lane on exactly one side
except when extending an onramp's gore triangle with a line.
|gore_chevron||A chevron inside an onramp/offramp gore triangle|
|solid_crossing_edge||A solid line along an edge of a pedestrian crossing|
|bus||Bus lane road markings. Depends on the local usage and language; usually a text (BUS).|
|bus_stop||Bus stop road markings. Depends on the local usage; can be a box, a text (BUS), zebras, etc.|
Dashes: 2-node way, with a node at the center of each short side of the rectangle
Arrows: 2-node way: first node at the center of the base, second node at the tip of the sole arrow (or of the through arrow if multiple).
Examples in the map
Kansas City, 119th and Antioch: http://www.openstreetmap.org/edit#map=20/38.91285/-94.68632
Kansas City, Johnson and Antioch: http://www.openstreetmap.org/edit#map=18/39.02241/-94.68964
Kansas City, MO 9 north: http://www.openstreetmap.org/edit#map=21/39.11311/-94.57797