abandoned
alert
barricade
barrier
block
cars
caution
closed
construction
country
crossing
damaged
danger
detour
driving
end
falling
farm
funding
highway
improvement
information
metal
motorists
notice
obstacle
orange
outdoors
protection
road
road closed
road sign
roadblock
rural
safety
sign
signage
signal
street
text
transport
transportation
travel
vehicles
warning