abstract
background
blue
car
caution
concept
congestion
construction
control
crossing
cyclists
design
direction
exit
freeway
giveway
hazard
highway
icon
information
junction
lights
montage
motorway
parking
railroad
red
road
roadside
roadsigns
roadwork
roundabout
rules
school
sign
signage
signal
signpost
sky
slippery
speed
stop
street
symbol
traffic
travel
turn
warning
white
yield