Large trucks turning onto a street with two lanes in each direction:

Large trucks must often swing wide to complete a right turn. A truck making a right turn may initially appear to be turning left because of the need to swing wide. When behind a turning truck, you should pay attention to the truck's turn signal to be aware of which way the trucker actually intends to turn.

Wait, before you go

Ace Your California DMV Written Test with our Guaranteed Cheat Sheet