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 Motorcycle Practice Test 43 Arkansas Motorcycle Practice Test 199 California Motorcycle Practice Test 25 Delaware Motorcycle Practice Test 72 Georgia Motorcycle Practice Test 52 Idaho Motorcycle Practice Test 158 Illinois Motorcycle Practice Test 101 Kansas Motorcycle Practice Test 79 Nebraska Motorcycle Practice Test 187 Ohio Motorcycle Practice Test 194 South Carolina Motorcycle Practice Test 144 South Dakota Motorcycle Practice Test 47 Tennessee Motorcycle Practice Test 94 Virginia Motorcycle Practice Test 106 Wisconsin Motorcycle Practice Test 35 Wyoming Motorcycle Practice Test 105