Federal-Aid Highways in Michigan

• 2010 Statewide National Functional Classification review ended March 7, 2017

  All changes after this date will be done as individual revisions.

• Federal-Aid Definitions
• National Functional Classifications: Using NFC Maps

• Statewide AADT and NFC Review Web-mapping Applications

• AADT Map
• NFC Mapping Application for Current, Proposed, Future and Approved Routes
• Traffic Feedback Map

• Adjusted Census Urban Boundary (ACUB) Statewide Review Links

• FHWA Approved Adjusted Census Urban Boundary Mapping Website
• MDOT Information on Adjusted Census Urban Boundary (ACUB) Statewide Review
• FHWA Approved October 31, 2013 Adjusted Census Urban Boundary County Maps