Question This sign means: Answers No U-turn. Traffic signal ahead. Railroad ahead. Explanation This sign indicates that U-turns are prohibited. This questions appears in the following tests: Alabama Practice Test 3 Alabama Practice Test 16 Arizona Practice Test 7 Arkansas Practice Test 9 Connecticut Practice Test 17 Delaware Practice Test 12 Delaware Practice Test 21 Georgia Practice Test 11 Illinois Practice Test 8 Illinois Practice Test 14 Iowa Practice Test 6 Kansas Practice Test 3 Kentucky Practice Test 10 Kentucky Practice Test 20 Maine Practice Test 23 Maryland Practice Test 10 Mississippi Practice Test 23 Nebraska Practice Test 4 New Mexico Practice Test 21 Oklahoma Practice Test 4 Rhode Island Practice Test 17 South Dakota Practice Test 14 Tennessee Practice Test 14 Wisconsin Practice Test 18 Wyoming Practice Test 5 Wyoming Practice Test 20 California Practice Test 10