Road & Bridge Design Publications

Toll payment scam alert

Individuals have reported receiving text messages claiming to be from MDOT and demanding toll payments. This is a scam. MDOT does not operate any toll roads; messages should be ignored and deleted immediately. Learn more from MDOT Director Bradley C. Wieferich and Attorney General Dana Nessel.

Watch a video message from Director Wieferich warning against tolling scams

MDOT

Travel

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Commuters
Tourists
Traffic and safety
Maps
Bridges and crossings
Mobility

Commuters

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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.

Tourists

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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.

Traffic and safety

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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.

Maps

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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.

Bridges and crossings

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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.

Mobility

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A vibrant and sustainable multimodal transportation system is vital to Michigan's future economic viability and competitiveness. From aviation to public transportation, rail, freight, and marine, MDOT is involved in all modes of transportation.

Projects and studies

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Programs

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External Civil Rights

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MDOT's Office of Business Development (OBD) manages external civil rights programs, such as the Disadvantaged Business Enterprise (DBE) Program, the On-the-Job Training Program, and the Small Business Program, and ensures compliance with Title VI of the Civil Rights Act of 1964, equal opportunity requirements for contractors, and the Americans with Disabilities Act of 1990.

Title VI Nondiscrimination

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MDOT is committed to ensuring that projects, programs and services are performed without discrimination, under Title VI.

Equal Employment Opportunity (EEO) for Contractors

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Contractors and vendors who work on federally assisted projects are required to establish and carry out policies to assure that applicants are employed and that employees are treated during employment without regard to their race, religion, sex, sexual orientation, gender identity, color, national origin, age, or disability.

Small Business Program

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Bridges & Structures

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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.

Grant programs

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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.

Highway Programs

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MDOT's Highway Programs focus on the development and management of the department's roadsides, environmental efforts and policies, and federal-aid highway information.

Planning

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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

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Research Administration supports and promotes innovative research that encourages safe, sustainable and cost-effective transportation solutions throughout Michigan.

Transportation System Management & Operations

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MDOT provides technologies and partnerships in order to make the transportation system safer and less congested.

Maintenance

Tribal Affairs

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MDOT has ongoing government-to-government communication with 12 federally recognized sovereign tribal governments whose lands are situated within Michigan.

News and outreach

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Media relations

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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 Outreach

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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.

News Releases

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MDOT News Releases

Transportation Events

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Transportation Reality Check

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Transportation Reality Check takes on transportation myths and misconceptions, and explains why MDOT does things the way they do.

Sign-up for E-mail Updates

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Business

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MDOT Forms

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Design

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Resources for the development of quality transportation project documents and services.

Construction

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Resources for specialized engineering and technical support for construction staff.

Contractors

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Resources for prequalification, bid letting, contract awards, and payments.

Vendor and consultant services

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Resources for consultant advisories, prequalification information, contracts, and proposals.

Local Government

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Resources for grant and economic development opportunities and project coordination.

Permits

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Resources for local governmental agencies that regularly require access to state right of way.

Real Estate

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Resources for MDOT real estate standards, policies and procedures, and training.

Work Zone Mobility

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Resources for general work zone mobility guidelines for engineering and technical staff.

Truckers

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Resources for rules, guidelines, restrictions, and permits to safely transport goods.

Maintenance

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Open data

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Open data refers to data that has been officially classified as public that can be made freely available for everyone to use without credentials or restrictions. MDOT promotes transparency, innovation and informed decision-making by providing datasets classified as public freely available to everyone.

Geographic Information System (GIS)

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MDOT's goal is to support the implementation and use of GIS software and hardware through innovative solutions that solve spatial problems and support more informed decisions about Michigan's transportation infrastructure.

Technical training

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The technical training (TT) course schedule lists the various technical training courses offered through the Office of Organizational Development during the construction off-season months for the local agencies and consultants.

Careers

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MDOT jobs

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Internship Program

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The Internship Program offers undergraduate and graduate students interested in civil engineering and construction management careers, valuable experience by working with professional field staff.

Transportation and Civil Engineering Program

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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.

Transportation Career Pathways Program

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The MDOT Transportation Career Pathways Program is committed to helping you build a fulfilling and rewarding career in the transportation industry, even if you're not entirely sure where to start.

Engineer Development Program

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MDOT's Engineer Development Program (EDP) is a rotational program that provides new engineers experience in multiple work areas while being assigned a senior-level mentor.

Veterans Internship Program

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The Veteran Internship Program assists honorably discharged veterans of the United States Armed Forces as they transition into the civilian workforce.

Engineering Week

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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.

About us

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Contact MDOT

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At MDOT, we are here to help. If you can't find what you are looking for in our popular topics, frequently asked questions or website search, give us a call at 517-241-2400 or fill out our contact form.

Organization

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MDOT Regions

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MDOT's seven region offices each handle transportation-related construction, maintenance and programs within the region's geographic boundaries.

Government Relations

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The Office of Policy and Government Relations represents MDOT's interests as new or amendatory legislation is developed or moving through the legislative process.

Commissions and councils

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Commissions and councils provide a public forum for policy development and implementation.

Policies

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Policies help the department implement its mission of serving and connecting people, communities, and the economy through transportation.

Complete Streets/Context Sensitive Solutions

Performance

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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.

ACEC Partnership

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History & Culture

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FAQs

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Mi Drive

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Road & Bridge Design Publications

The Design Standards Unit issues revisions to the Bridge Design Guides, Bridge Design Manual, Road Design Manual, and Road & Bridge special details on a monthly basis.

The monthly update consists of a single PDF file for download that is comprised of the revisions to each publication for the month.

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Road & Bridge Design Publications

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