accident
alert
attention
barricade
barrier
black
block
build
caution
city
closed
cone
construction
danger
directional
drive
entry
fence
flat
forbidden
hat
helmet
highway
icon
metal
progress
protection
red
repair
restricted
road
roadblock
roadsign
roadwork
safe
safety
sign
signal
site
stop
street
striped
symbol
traffic
travel
under
warning
way
worker
yellow
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