Historic Bridges

Historic bridges

Preserving key historic bridges is important to Minnesota’s engineering heritage, generates tourism and economic benefits for local communities.

Find a historic bridge

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Education & projects

• About MnDOT's historic bridge program
• Types of historic bridges in Minnesota (YouTube)
• Helping Preserve Minnesota's Historic Bridges Through Collaboration (YouTube)
• Prestressed concrete bridges
• Old engineering tricks and new engineering techniques used on Minnesota's historic bridges (PDF)
• Rehabilitation projects

Historic bridge study

• Chicago, Milwaukee and St. Paul Railroad Grade Separation Historic District Reevaluation (PDF)
• Interim Summary Report (Phase II Bridge Study) (PDF)