This report examines the condition, use and safety of Michigan’s roads and bridges, and the state’s future mobility needs. Sources of information for this report include the Federal Highway Administration (FHWA), the Michigan Department of Transportation (MDOT), the State of Michigan’s 21st Century Infrastructure Commission, the American Association of State Highway and Transportation Officials (AASHTO), the Bureau of Transportation Statistics (BTS), the U.S. Census Bureau, the Texas Transportation Institute (TTI), the American Road & Transportation Builders Association (ARTBA), Public Sector Consultants and the National Highway Traffic Safety Administration (NHTSA).

In addition to statewide data, the TRIP report includes regional data for the Ann Arbor, Detroit, Flint, Grand Rapids, Kalamazoo-Battle Creek, Lansing, Muskegon, Saginaw-Bay City-Midland and Traverse City urban areas. An urban area is defined as a region’s municipalities and surrounding suburbs for pavement condition and congestion data; bridge and traffic fatality data include a region’s major counties.

Keeping Michigan Mobile Report News Conference

Video Interviews with Michigan Report Author