#US state highway shield map icons
HighwayShields is a collection of state highway icons designed for cartography
View see the icons in action here.
##Sketch Layers ###Signs Contains raw state highway sign examples downloaded from Wikipedia.
###Icons-2 Contains icons designed for 1 and 2 digit highways.
###Icons-3 Contains icons designed for 3 digit highways.
##Usage
These icons are meant to go with the Mapbox streets style. They belong on the road_labels layer and correspond to the shield='us-states'. These icons have been specifically named with the format: {iso_3166_2}-{reflen} (both attributes of the road_labels layer).