Question This sign is a warning that you are approaching: Answers An intersection. A crosswalk. A railroad crossing. Explanation A round sign means you are approaching a railroad crossing. This sign is posted a few hundred feet in front of the tracks and tells drivers to slow down, look, listen, and prepare to stop. Take a FREE Practice Test Now This questions appears in the following tests: South Carolina Practice Test Idaho Practice Test Alabama Practice Test California Practice Test Kansas Practice Test Wisconsin Practice Test