The Bridge and Structures Office provides the full range of structural engineering services required
to provide safe, economical and reliable structures for Washington's
transportation system, which includes over 3,000 existing bridges and typically
18 new bridges per year.
WSDOT is known for its bridge design and bridge inspection structural technical
expertise. Our professional staff is motivated and trained to design the optimum
solutions for the highly complex and challenging projects we deliver and to preserve
our large and valuable inventory of existing bridges and structures.
Information on State Owned Bridges
Learn more about Numbers, Ratings, Seismic Retrofit, and Inspection
List of "Structurally Deficient Bridges"
Learn more about Concrete Bridges in Washington State by reading Aspire Magazine
2013 Annual Bridge Asset Update
Gray Notebook for the quarter ending June 30, 2013.
Bridge Article or the entire Gray Notebook
Skagit River Bridge Emergency
Skagit River Bridge Lightweight Concrete