accident
alert
attention
barricade
barrier
block
border
boundary
caution
city
closed
concrete barricade
cone
construction
construction site
construction work
control
danger
detour
equipment
fence
forbidden
icon
industrial
industry
metal
no entry
protection
red
repair
road
road construction
roadblock
roadblocks
roadwork
safety
security
set
sign
site
stop
street
symbol
tape
traffic
under
under construction
warning
work
zone