Drive down virtually any highway in America and you'll see a variety of signage that's designed to give drivers information on their location, the rules of the road, and the presence of any nearby ...

Q: Doug Brown of Moreno Valley asked about the large green signs that hang above freeway lanes that indicate the distance to upcoming exits. The new green signs are covered with a clear protective ...

Q: Honk: Why does Caltrans leave that plastic film on its green highway signs that dissolves over time and comes off in pieces — and just looks lousy? Why not just take it off before putting a new ...