What type of technology does IDOT utilize for ongoing traffic monitoring?

IDOT employs cameras and sensors along major thoroughfares as a primary method for ongoing traffic monitoring due to their effectiveness in providing real-time data. These tools facilitate the collection of vital information regarding traffic flow, congestion, and incident management. Cameras can capture high-resolution images, enabling real-time observation of traffic conditions, while sensors can track vehicle counts, speeds, and classifications. This data is crucial for traffic management centers to analyze and respond to current conditions, ensure safety, and make informed decisions regarding infrastructure improvements and traffic policies.

In contrast, smart traffic lights enhance the flow of traffic but do not provide comprehensive monitoring capabilities like cameras and sensors. Wireless communication devices may support data transmission but do not directly measure traffic conditions. Manual traffic counting, while useful in specific studies, lacks the real-time monitoring capability provided by automated systems, making it less effective for ongoing traffic management. This reliance on cameras and sensors ensures that IDOT can maintain a responsive and adaptive transportation network.