Ever driven across the state Route 520 bridge and wondered how something that massive and made of that much concrete can float? At 1.5 miles long, the existing 520 Bridge between Seattle and Medina is ...
In short, workers need to tie-in the old bridge with the new one. To do that, they will need two weekends of full closures to connect the new bridge at both ends to the existing roadway. That will ...
Yesterday afternoon at a school in Medina, the Washington State Department of Transportation and contractor Kiewit/General/Manson, A Joint Venture (KGM) unveiled the latest construction plans and ...
Many famous engineers have constructed epic bridges, from ones that appear to defy gravity to feats of engineering that can survive earthquakes or worse. Not all of them are indestructible, but ...
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