What is a requirement when approaching a railroad crossing?

When approaching a railroad crossing, it is essential to make a complete stop if the signals are flashing. This requirement is based on the critical need for safety at these potentially hazardous intersections. The flashing lights serve as a warning that a train is approaching, and adhering to this rule can prevent serious accidents or fatalities. Stopping allows drivers to assess the situation and ensure that it is safe to proceed before crossing the tracks.

Other options are not safe practices; speeding up to cross quickly increases the risk of collision with an oncoming train, ignoring stop signs undermines the warning system put in place for protection, and continuing to drive without stopping neglects the proper response to the signals indicating potential danger. Each of these actions can lead to dangerous situations, reinforcing the importance of stopping when required at railroad crossings.