Minnesota Website Statistics

All Bridges

  • Total listed Minnesota bridges: 1,270
  • Bridges with photos: 723 (56.9%)
  • Bridges with Street View: 467 (36.8%)
  • Bridges with GPS coordinates: 1,249 (98.3%)

  • Total photos: 8,735

Extant Bridges

  • Extant bridges: 888 (69.9% of all)
  • Bridges with photos: 543 (61.1% of extant)
  • Bridges with Street View: 400 (45.0% of extant)
  • Bridges with GPS coordinates: 887 (99.9% of extant)

Lost Bridges

  • Lost bridges: 370 (29.1% of all)
  • Bridges with photos: 165 (44.6% of lost)
  • Bridges with GPS coordinates: 350 (94.6% of lost)

Oldest Listed Bridges

  1. Hennepin Avenue Suspension Bridge (1st) (Hennepin County, built 1855, replaced by new bridge)
  2. Wabasha Street Bridge (Original) (Ramsey County, built 1858, replaced by new bridge)
  3. Point Douglas-Superior Road Bridge (Washington County, built 1863, abandoned)
  4. Old 4th St Bridge (Rice County, built 1864, lost)
  5. MILW - Sibley's Ferry Road Overpass (Dakota County, built 1865, closed to all traffic)
  6. Zumbrota Covered Bridge 23-25-01 (Goodhue County, built 1869, open to pedestrians)
  7. NP - St. Louis River Bridge (Carlton County, built 1870, lost)
  8. Benning Stone Arch (Blue Earth County, built 1871, abandoned)
  9. NP - Brainerd Bridge (1st) (Crow Wing County, built 1871, collapsed)
  10. C&NW Bridge #371 (Nicollet County, built 1871, abandoned)

By Design

  • Arch: 226 (17.8%)
    • Deck arch: 219 (17.2%)
      • Closed-spandrel arch: 32 (2.5%)
      • Iron arch: 1 (0.08%)
      • Open-spandrel arch: 13 (1.0%)
      • Ribbed closed-spandrel arch: 1 (0.08%)
      • Steel arch: 19 (1.5%)
      • Stone arch: 77 (6.1%)
    • Pony arch: 2 (0.2%)
      • Concrete pony arch: 2 (0.2%)
    • Through arch: 4 (0.3%)
      • Marsh arch: 1 (0.08%)
      • Steel through arch: 3 (0.2%)

  • Beam: 211 (16.6%)
    • Stringer: 202 (15.9%)
      • Concrete stringer: 3 (0.2%)
      • Steel stringer: 144 (11.3%)
      • Timber stringer: 36 (2.8%)
    • Concrete tee beam: 8 (0.6%)

  • Culvert: 10 (0.8%)
    • Concrete culvert: 1 (0.08%)
    • Stone culvert: 3 (0.2%)

  • Floating: 1 (0.08%)
    • Pontoon: 1 (0.08%)

  • Rigid frame: 4 (0.3%)
    • Concrete rigid frame: 4 (0.3%)

  • Girder: 301 (23.7%)
    • Deck girder: 179 (14.1%)
      • Concrete deck girder: 25 (2.0%)
      • Deck plate girder: 151 (11.9%)
    • Pony/through girder: 90 (7.1%)
      • Concrete pony/through girder: 4 (0.3%)
      • Pony/through plate girder: 79 (6.2%)

  • Other: 8 (0.6%)

  • Slab: 34 (2.7%)

  • Suspension: 8 (0.6%)
    • Cable-stayed: 1 (0.08%)
    • Wire suspension: 7 (0.6%)

  • Truss: 446 (35.1%)
    • Bedstead pony truss: 1 (0.08%)
      • Bedstead Pratt pony truss: 1 (0.08%)
    • Deck truss: 37 (2.9%)
      • Baltimore deck truss: 1 (0.08%)
      • Double-intersection Warren deck truss: 3 (0.2%)
      • Howe deck truss: 1 (0.08%)
      • Lattice deck truss: 2 (0.2%)
      • Other deck truss: 1 (0.08%)
      • Pratt deck truss: 8 (0.6%)
      • Warren deck truss: 13 (1.0%)
        • Warren deck truss with alternating verticals: 1 (0.08%)
      • Whipple deck truss: 1 (0.08%)
    • Modern truss: 6 (0.5%)
      • Modern through truss: 4 (0.3%)
        • Modern bowstring pony truss: 1 (0.08%)
        • Modern Pratt pony truss: 3 (0.2%)
      • Modern through truss: 1 (0.08%)
        • Modern Warren through truss: 1 (0.08%)
    • Pony truss: 162 (12.8%)
      • Double-intersection Warren pony truss: 1 (0.08%)
      • Howe pony truss: 3 (0.2%)
      • Kingpost pony truss: 2 (0.2%)
      • Polygonal Warren pony truss: 5 (0.4%)
      • Pratt pony truss: 11 (0.9%)
      • Half-hip Pratt pony truss: 2 (0.2%)
      • Warren pony truss: 54 (4.3%)
        • Warren pony truss with alternating verticals: 4 (0.3%)
        • Warren pony truss with no verticals: 1 (0.08%)
        • Warren pony truss with all verticals: 9 (0.7%)
    • Through truss: 216 (17.0%)
      • Baltimore through truss: 4 (0.3%)
      • Bowstring through truss: 2 (0.2%)
      • Camelback through truss: 20 (1.6%)
      • Haupt through truss: 1 (0.08%)
      • Howe through truss: 6 (0.5%)
      • Lattice through truss: 6 (0.5%)
        • Quadrangular lattice through truss: 4 (0.3%)
      • Parker through truss: 34 (2.7%)
      • Pennsylvania through truss: 8 (0.6%)
      • Polygonal Warren through truss: 5 (0.4%)
        • Polygonal Warren through truss with all verticals: 1 (0.08%)
      • Post through truss: 1 (0.08%)
      • Pratt through truss: 77 (6.1%)
      • Thacher through truss: 2 (0.2%)
      • Warren through truss: 27 (2.1%)
        • Warren through truss with all verticals: 1 (0.08%)
      • Whipple through truss: 1 (0.08%)

  • Tunnel: 6 (0.5%)

  • Unknown: 15 (1.2%)