Michigan Department of Transportation
·
2021
Full Details
Full Details
Title
Traffic Volume Archive 2006 to [Michigan] {2021}
Description
The Annual Average Daily Traffic (AADT) is the estimated mean daily traffic volume and theCommercial Annual Average Daily Traffic (CAADT) is the estimated mean daily traffic volume for commercialvehicles. For continuous sites, estimates are calculated by summing the Annual Average Days of the Week and dividing by seven. For short-count sites, estimates are made by factoring a short count using seasonal and day-of-week adjustment factors.Data Coverage:The dataset covers the entire Federal Aid System in the State of Michigan.Update Cycle:AADT & CAADT volumes are created and released every year.Transportation Data Management System (TDMS) AADT Calculation HelpTraffic Monitoring Program