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Open data

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. Whether you are a researcher, developer or simply curious, you’ll find valuable resources here to explore, analyze and apply.

By sharing this data, we hope to empower individuals and communities to gain insights, drive solutions and contribute to informing interested parties with respect to the transportation industry. 

Questions? Contact MDOT-EIMInfoGov@Michigan.gov.

MDOT datasets

By using the Michigan Department of Transportation's data, you are agreeing to the terms and policies set forth by the State of Michigan.

I-196 bridges over the Grand River and Market Avenue in Grand Rapids.

Common Bridge Inventory Items - NBI only

MiBridge/BrM (Report 44 dataset). Includes MDOT-owned bridges and local agency NBI bridges with size and design information.

Data provided by:
MDOT Bureau of Bridges and Structures

Second Avenue bridge over I-94 in Detroit.

Common Bridge Inventory Items - NBI only

MiBridge/BrM (Report 44 dataset). Includes MDOT-owned NBI bridges with size and design information.

Will be retired Dec. 9, 2024.

Data provided by:
MDOT Bureau of Bridges and Structures

Slope restoration on the north side of I-696 in Detroit.

Plant Manual for Slope Planting

The plant manual identifies plants and planting practices ideal for slope stabilization along urban highways.

Data provided by:
MDOT Bureau of Development

A world map showing data points and how the interact.

Geographic Information Systems

Geographic Information Systems (GIS) Open Data enables users to browse, search and download a variety of MDOT datasets.

Data provided by:
MDOT GIS


Terms of use

Datasets are provided “as is” and on an “as available” basis. The State of Michigan (State) makes no warranties, express or implied, regarding the accuracy, adequacy, reliability, timeliness, or completeness of these datasets. The State also does not make any warranties, express or implied, for the continued quality, accuracy or currency of these datasets after they have been downloaded, nor the quality or accuracy of any analyses or re-uses of these datasets. The State disclaims all warranties with regard to these datasets and any information provided to you, including the implied warranties of merchantability, fitness for a particular purpose, and noninfringement of proprietary rights. The State will not be liable, regardless of the form of action, whether in contract, tort, negligence, strict liability, or by statute or otherwise, for any claim for consequential, incidental, indirect, or special damages, including without limitation lost profits and lost business opportunities, related to the access or use of these datasets. In no event will the State be liable for any amounts that may result from the access or use of these datasets, regardless of the form of action, whether in contract, tort, negligence, strict liability, or by statute or otherwise. You forever release the State, its departments, subdivisions, officers, and employees from all claims, rights, actions, demands, damages, liabilities, expenses and fees which arise out of or relate to your access or use of these datasets. You must defend, indemnify and hold the State, its departments, subdivisions, officers, and employees harmless, without limitation, from and against all actions, claims, losses, liabilities, damages, costs, attorney fees, and expenses (including those required to establish the right to indemnification) arising out of or relating to your access or use of these datasets.