annoy
barricade
barrier
blocked
blue
circle
closed
clouds
construction
danger
detour
diversion
divert
do
enter
entrance
entry
expansion
fix
flow
frustrate
frustration
hassle
highway
improve
improvement
metal
no
not
obstacle
pattern
pole
post
red
resurface
road
roadblock
safety
sign
sky
suburban
symbol
traffic
transportation
travel
urban
warning
white
work
wrong