Quickly estimate vehicle queue lengths with this easy-to-use calculator.

Designed to assess the impact of signal timing, traffic flow, and lane capacity on queue build-up. 

How To Use 
Use the Queue Length Calculator by adjusting the slide bars for each variable or entering data directly into the input fields to instantly see updated results.  

Important:
Don’t forget to take a screenshot of the assessment outcome and upload it to your daily paperwork.  

If you have any questions or concerns regarding the data or outcome of the Queue Length Calculator, please contact your local Planning & Design Team below.