Our goal is to keep Michigan's motorists safe, informed, and mobile. That is why MDOT offers many ways to help ease the stress of commuting by providing information that commuters want and need as they make daily travel decisions.
Did you know that millions of people visit the Great Lakes State every year? Whether you are from out of state or right here in Michigan, we want to ensure your travel throughout Michigan is informative, comfortable, and fun.
At MDOT, safety is paramount. It is our goal to improve overall safety for all road users, internal staff, contractors performing work on roads, and emergency responders.
Every year, MDOT produces an updated version of the state transportation map. The department also produces numerous geographic information system maps to assist commuters, tourists, and businesses.
In Michigan, there are three publicly-owned and operated bridges: Mackinac Bridge, Blue Water Bridge, and International Bridge. There are also two privately-owned and operated border crossings: Ambassador Bridge and Detroit-Windsor Tunnel.
The Bureau of Bridges and Structures is responsible for statewide policy, procedure development, and execution to ensure all bridges and structures are designed, constructed, maintained, and operated to ensure safety.
MDOT provides funding for competitive grant and loan programs primarily, but not exclusively, for state and local road agencies for the greatest impact on economic development and job creation.
MDOT's Highway Programs focus on the development and management of the department's roadsides, environmental efforts and policies, and federal-aid highway information.
The Bureau of Transportation Planning develops and implements a comprehensive transportation planning process which results in investments that are consistent with the policies of the State Transportation Commission.
Research Administration supports and promotes innovative research that encourages safe, sustainable and cost-effective transportation solutions throughout Michigan.
MDOT provides technologies and partnerships in order to make the transportation system safer and less congested.
MDOT has ongoing government-to-government communication with 12 federally recognized sovereign tribal governments whose lands are situated within Michigan.
MDOT is committed to ensuring that projects, programs and services are performed without discrimination, under Title VI.
The Office of Communications works with the media to inform the public of MDOT's mission, policies and practices in a positive, consistent and credible manner. The office is responsible for media relations, social media, and website development.
Public participation is integral to efficient, effective and responsive transportation decisions. At MDOT, we want to ensure your voice is not only heard, but makes a difference in moving Michigan forward.
There are many common myths and misconceptions about transportation in Michigan. Transportation Reality Check takes on some of these myths, and explains why MDOT does things the way they do.
Resources for the development of quality transportation project documents and services.
Resources for specialized engineering and technical support for construction staff across Michigan.
Resources regarding MDOT's contracting processes, including contractor prequalification, bid letting, contract awards, and contractor payments.
Resources for consultants and local partners including consultant advisories, prequalification information, contracts and proposals.
Resources for local governments regarding grant & economic development opportunities, project coordination, and state and federal requirements.
Resources for local governmental agencies that regularly require access to state right of way.
Resources for MDOT real estate standards, policies and procedures, and training.
Resources for truckers regarding necessary rules, guidelines, restrictions, and permits, needed to safely transport goods throughout Michigan.
Resources for general work zone mobility guidelines for engineering and technical staff.
The Internship Program offers undergraduate and graduate students interested in civil engineering and construction management careers, valuable experience by working with professional field staff.
TRAC engages high school and middle school students in solving real-world problems, such as designing bridges or analyzing the environmental effects of building a highway.
The TRAC Internship is an extension of the TRAC Program and is designed to provide opportunities for 12th grade students interested in transportation and engineering careers.
YDMP provides participants with opportunities to pursue higher education, personal growth, and exposure to transportation careers.
The HBCU TDRP is a unique partnership between MDOT and Michigan colleges and universities to offer on-the-job training to undergraduate students pursuing degrees in engineering or transportation-related careers.
The Veteran Internship Program assists honorably discharged veterans of the United States Armed Forces as they transition into the civilian workforce.
Engineering Week videos and lesson plans are all-inclusive resources to show early elementary to high school students the career of civil engineering at MDOT.
MDOT's seven region offices each handle transportation-related construction, maintenance and programs within the region's geographic boundaries. Each MDOT region has several Transportation Service Centers (TSCs) that are designed to respond to the transportation needs of local communities.
The Office of Governmental Affairs represents MDOT's interests as new or amendatory legislation is developed or moving through the legislative process. The office also works directly with legislators' offices regarding state and local transportation constituent concerns. </span>
MDOT's commissions, councils, task forces, and partnerships are responsible for establishing policies, supervising programs, overseeing state and federal funds, providing recommendations and advisement, and acting as a resource.
Transportation System Performance allows MDOT's regions and engineers to expand their knowledge on how Michigan freeways are operating over time and how they compare to each other. This information helps the department identify congested areas, when congestion occurs and how often, cause of delay, and more.
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Federal-Aid Definitions
National Functional Classifications: Using NFC Maps
Statewide AADT & NFC Review Web-Mapping Applications
AADT Map
Traffic Feedback Map
NFC Mapping Application for Current, Proposed, Future and Approved Routes
Adjusted Census Urban Boundary (ACUB) Statewide Review
FHWA Approved Adjusted Census Urban Boundary Mapping
MDOT Information on Adjusted Census Urban Boundary (ACUB) Statewide Review
These county maps show the old federal aid systems created by the Federal-aid Highway Act of 1970 and the Surface Transportation Act of 1978. This system was replaced by The Intermodal Transportation Efficiency Act of 1991; which started the National Functional Class (NFC) designation system.
