Montana Department of Transportation

Malcolm “Mack” Long, Director


View the Governor’s Coronavirus Task Force site for more information.

Agency Profile

MDT At-a-Glance


  • highway traffic safety
  • road/bridge design and construction
  • contract administration
  • materials design and testing
  • property acquisition
  • fiscal programming and accounting
  • motor fuel collection and enforcement
  • vehicle weight and dimension law enforcement
  • Outdoor Advertising Control Act enforcement
  • management of the state motor pool
  • highway, bridge, and rest area maintenance
  • public transportation, rail programs, and planning
  • general aviation airport planning
  • Air Search and Rescue