Question This white sign means: Answers The railroad crossing is controlled. Continue at your regular speed. Look, listen, and prepare to stop at the crossing if necessary. Stop at the railroad tracks and wait for a signal before crossing. Explanation When approaching a railroad crossing, you must look, listen, slow down, and prepare to stop. Let any trains pass before you proceed. This questions appears in the following tests: Alabama Practice Test 3 Alabama Practice Test 19 Arizona Practice Test 17 Arkansas Practice Test 6 Connecticut Practice Test 19 Delaware Practice Test 6 Delaware Practice Test 24 District Of Columbia Practice Test 19 Georgia Practice Test 3 Georgia Practice Test 12 Illinois Practice Test 8 Illinois Practice Test 10 Iowa Practice Test 23 Kansas Practice Test 16 Kentucky Practice Test 1 Maine Practice Test 19 Maryland Practice Test 6 Mississippi Practice Test 17 New Mexico Practice Test 19 Oklahoma Practice Test 11 South Dakota Practice Test 19 Tennessee Practice Test 14 Wisconsin Practice Test 22 Wyoming Practice Test 5 Wyoming Practice Test 18 California Practice Test 2 California Practice Test 23