New Jersey Website Statistics

All Bridges

  • Total listed New Jersey bridges: 724
  • Bridges with photos: 176 (24.3%)
  • Bridges with Street View: 136 (18.8%)
  • Bridges with GPS coordinates: 674 (93.1%)

  • Total photos: 1,267

Extant Bridges

  • Extant bridges: 641 (88.5% of all)
  • Bridges with photos: 155 (24.2% of extant)
  • Bridges with Street View: 127 (19.8% of extant)
  • Bridges with GPS coordinates: 594 (92.7% of extant)

Lost Bridges

  • Lost bridges: 60 (8.3% of all)
  • Bridges with photos: 15 (25.0% of lost)
  • Bridges with GPS coordinates: 58 (96.7% of lost)

Oldest Listed Bridges

  1. Old Stone Bridge (Somerset County, built 1731, unknown status)
  2. Stony Brook Bridge (Mercer County, built 1792, open to traffic)
  3. Opossum Road Bridge (Somerset County, built 1822, open to traffic)
  4. Mill Pond Road Bridge (Somerset County, built 1822, open to traffic)
  5. Rock Brook Bridge (Somerset County, built 1825, open to traffic)
  6. Plane Hill Road Aquaduct (Warren County, built 1830, open to traffic)
  7. Jacobs Creek Bridge (Mercer County, built 1832, open to traffic)
  8. Canal Road Bridge (Somerset County, built 1834, open to traffic)
  9. Branch Third Neshanic River Bridge (Hunterdon County, built 1837, open to traffic)
  10. Woodsville Road Bridge (Hunterdon County, built 1840, open to traffic)

By Design

  • Arch: 305 (42.1%)
    • Deck arch: 291 (40.2%)
      • Brick arch: 1 (0.1%)
      • Closed-spandrel arch: 16 (2.2%)
      • Open-spandrel arch: 2 (0.3%)
      • Steel arch: 9 (1.2%)
      • Stone arch: 83 (11.5%)
    • Through arch: 4 (0.6%)
      • Concrete through arch: 1 (0.1%)
      • Steel through arch: 2 (0.3%)

  • Beam: 80 (11.0%)
    • Stringer: 74 (10.2%)
      • Concrete stringer: 2 (0.3%)
      • Steel stringer: 6 (0.8%)
      • Timber stringer: 62 (8.6%)
    • Concrete tee beam: 1 (0.1%)

  • Culvert: 1 (0.1%)
    • Concrete culvert: 1 (0.1%)

  • Rigid frame: 6 (0.8%)
    • Concrete rigid frame: 5 (0.7%)
    • Steel rigid frame: 1 (0.1%)

  • Girder: 26 (3.6%)
    • Deck girder: 8 (1.1%)
      • Deck plate girder: 7 (1.0%)
    • Pony/through girder: 9 (1.2%)
      • Pony/through plate girder: 8 (1.1%)

  • Other: 54 (7.5%)

  • Slab: 1 (0.1%)

  • Truss: 249 (34.4%)
    • Deck truss: 7 (1.0%)
    • Pony truss: 138 (19.1%)
      • Bailey pony truss: 5 (0.7%)
      • Bowstring pony truss: 1 (0.1%)
      • Howe pony truss: 2 (0.3%)
      • Kingpost pony truss: 1 (0.1%)
      • Lenticular pony truss: 1 (0.1%)
      • Parker pony truss: 2 (0.3%)
      • Polygonal Warren pony truss: 5 (0.7%)
        • Polygonal Warren pony truss with alternating verticals: 3 (0.4%)
      • Pratt pony truss: 22 (3.0%)
      • Half-hip Pratt pony truss: 13 (1.8%)
      • Queenpost pony truss: 1 (0.1%)
      • Warren pony truss: 42 (5.8%)
        • Warren pony truss with alternating verticals: 20 (2.8%)
        • Warren pony truss with no verticals: 1 (0.1%)
        • Warren pony truss with all verticals: 1 (0.1%)
    • Through truss: 86 (11.9%)
      • Baltimore through truss: 1 (0.1%)
      • Camelback through truss: 1 (0.1%)
      • Double-intersection Warren through truss: 6 (0.8%)
      • Fink through truss: 1 (0.1%)
      • Howe through truss: 1 (0.1%)
      • Lenticular through truss: 1 (0.1%)
      • Parker through truss: 6 (0.8%)
      • Pennsylvania through truss: 1 (0.1%)
      • Polygonal Warren through truss: 3 (0.4%)
        • Polygonal Warren through truss with all verticals: 2 (0.3%)
      • Pratt through truss: 28 (3.9%)
      • Queenpost through truss: 1 (0.1%)
      • Warren through truss: 14 (1.9%)
        • Warren through truss with alternating verticals: 1 (0.1%)
        • Warren through truss with no verticals: 1 (0.1%)
        • Warren through truss with all verticals: 4 (0.6%)
      • Whipple through truss: 1 (0.1%)

  • Tunnel: 1 (0.1%)

  • Unknown: 1 (0.1%)