National Steel Bridge Alliance

South Park Bascule Bridge Replacement

Prize Bridge Information

  • Year Awarded: 2016
  • Year Completed: 2014
  • Location: Seattle, WA
  • Award Class: Movable Span
  • Designer/EOR: HNTB
  • Fabricator: Stinger Bridge and Iron
  • Owner: King County DOt
  • General Contractor: Kiewit-Massman
  • Detailer: Stinger Bridge and Iron

Structure Information

  • Structure Type: Movable
  • Coating System: Paint
  • Span Length (ft): 151/151/39/230/39/153/152
  • Structure Length (ft): 1484
  • Average Deck Width (ft): 71
  • Steel Weight/Deck Area (lb/ft²): 154
  • Amount of Steel (tons): 1681
  • Cost: $167 million