Visitor Center Br over Bonneville Dam

Fair Condition91 years old1,000 vehicles/day

Location

StateOregon
CountyMultnomah
LocationMainstem Fishladder Br.
CarriesVisitor Center Br
CrossesBonneville Dam
Coordinates45.64214, -121.94404

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway9 (Excellent)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length48.9 ft (14.9 m)
Max Span42.0 ft (12.8 m)
Deck Width26.9 ft (8.2 m)
Deck Area122.2 sq m
Main Spans1
Year Built1935

Traffic

Avg Daily Traffic1,000 (2024)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerCorps of Engineers
Historical SignificanceHistorical significance is not determined
Structure NumberCEPNPPOR000BD02

Nearby Bridges