Railroad crossing sign warns drivers
Keywords
signs,
railroad,
crossing,
warning,
symbol,
marker,
safety,
yellow,
black,
x,
letter,
circular,
metal,
caution,
alert,
danger,
train,
track,
transportation,
infrastructure,
road,
highway,
vehicle,
driver,
signage,
alertness,
vigilance,
rail,
roadside,
traffic sign,
warning sign,
road safety,
danger sign