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Highway programs

  • Semi-truck travelling on M-6

    Federal-aid highways

    The National Highway System (NHS) includes the Interstate Highway System as well as other roads important to the nation's economy, defense, and mobility. The NHS was developed by the Department of Transportation (DOT) in cooperation with the states, local officials, and metropolitan planning organizations (MPOs).

  • Woodpecker at birch tree

    Environmental efforts

    MDOT's environmental programs play a key role in helping Michigan achieve its goals in developing a modern infrastructure for future generations.

  • Flower beds near roadside.

    Roadside property management

    Programs like Adopt-A-Highway, Memorial Highways, Access Management, and Pollinator Habitat Management are designed to maintain the functionality, safety, and beauty of Michigan's roads and right of way.