Question This sign means: Answers All traffic must turn left. No left turn. No U-turn. Truck route to the left. Explanation This sign indicates that left turns are prohibited. Take a FREE Practice Test Now This questions appears in the following tests: Vermont Practice Test Nevada Practice Test Ohio Practice Test North Carolina Practice Test Utah Practice Test Maine Practice Test Virginia Practice Test New Hampshire Practice Test New Jersey Practice Test West Virginia Practice Test New York Practice Test South Carolina Practice Test Minnesota Practice Test Montana Practice Test Michigan Practice Test Washington Practice Test North Dakota Practice Test Florida Practice Test Oregon Practice Test Texas Practice Test Wisconsin Practice Test Oklahoma Practice Test Massachusetts Practice Test District Of Columbia Practice Test Indiana Practice Test New Mexico Practice Test Iowa Practice Test Colorado Practice Test Missouri Practice Test Louisiana Practice Test Idaho Practice Test Hawaii Practice Test