What type of lighting indicates a crossroad at O'Hare?

Amber lights are used at crossroads at O'Hare to signal to drivers and pedestrians that they are approaching an intersection. This color serves as a warning and helps ensure that all parties are alert to potential traffic movement or the need to stop. Amber lights are commonly used in various traffic control systems to convey caution, which is essential for safety in busy environments like an airport.

The use of amber lights in this context emphasizes the importance of awareness and preparedness for unexpected stops or changes in traffic patterns, aligning with established safety protocols. Understanding the role of different colors in traffic signaling enhances the overall efficacy of airport operations and the safety of ramp agents and other personnel navigating these areas.