riddle 14

A bus driver was heading down a street in Colorado. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not? 

winner gets 5 trophies when i am available please no cheating Please invite your friends to the club it would help a lot.