3d
area
background
barricade
barrier
block
blocked
boundary
brick
car
caution
city
closed
construction
danger
design
detour
drive
element
equipment
highway
icon
illustration
industry
isolated
material
object
pavement
plastic
prevention
protection
reconstruction
road
roadblock
safety
security
set
sign
stop
street
style
symbol
traffic
transportation
urban
warning
white
work
zone