Roadway Elements: List of Elements
|
Element Type |
Element Category |
Roadway Element Name |
Example |
Notes |
|
infrastructure |
ada |
detectable curb mat |
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Detectable warning surfaces contrast visually with adjacent walking surfaces either light-on-dark, or dark-on-light. More common colors include yellow, black, brown, dark grey, etc.
|
|
infrastructure |
intersection-junction |
pedestrian island |
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Pedestrian islands are areas designated by raised curbs and/or pavement markings which provide a refuge area between opposite sides of the road. To be considered a pedestrian island, they should be bounded by crosswalk pavement markings and/or have detectable curb mats installed. |
|
infrastructure |
intersection-junction |
roundabout |
|
Common circular intersection types including roundabouts, rotaries, and traffic circles. |
|
pavement_marking |
ada |
accessibility (wheelchair) symbol |
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|
|
pavement_marking |
arrow |
three way arrow |
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|
|
pavement_marking |
arrow |
right/left arrow |
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|
|
pavement_marking |
arrow |
left turn arrow |
|
|
|
pavement_marking |
arrow |
lane reduction arrow |
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|
|
pavement_marking |
arrow |
right turn arrow |
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|
|
pavement_marking |
arrow |
straight arrow |
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|
|
pavement_marking |
arrow |
straight/left arrow |
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|
|
pavement_marking |
arrow |
straight/right arrow |
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|
|
pavement_marking |
arrow |
uturn arrow |
|
|
|
pavement_marking |
bicycle |
bicycle |
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|
|
pavement_marking |
bicycle |
shared lane (bicycle) |
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|
|
pavement_marking |
crosswalk |
ladder crosswalk |
|
|
|
pavement_marking |
crosswalk |
solid crosswalk |
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|
|
pavement_marking |
crosswalk |
transverse crosswalk |
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|
|
pavement_marking |
crosswalk |
longitudinal bar crosswalk |
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|
|
pavement_marking |
railroad |
railroad crossing |
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Labels only X symbol and associated text. |
|
pavement_marking |
railroad |
railroad crossing extended |
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Encompasses the X symbol and bounding lines markings |
|
pavement_marking |
stop |
stop line |
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|
|
pavement_marking |
stop |
yield line |
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|
|
pavement_marking |
symbol |
double chevron |
|
|
|
pavement_marking |
symbol |
speed hump |
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|
|
pavement_marking |
symbol |
other symbols |
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|
|
pavement_marking |
text |
BIKE text |
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|
|
pavement_marking |
text |
BUS text |
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|
|
pavement_marking |
text |
ONLY text |
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|
|
pavement_marking |
text |
SCHOOL text |
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|
|
|
pavement_marking |
text |
STOP text |
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|
|
pavement_marking |
text |
YIELD text |
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|
|
pavement_marking |
text |
Other text |
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|
Word and number pavement markings without a unique class. |












































