N Vancouver AVE over B-178 X Columbia Slough

Fair Condition16 years old13,249 vehicles/day

Location

StateOregon
CountyMultnomah
Location040 Mi N Portland Cc
CarriesN Vancouver AVE
CrossesB-178 X Columbia Slough
Coordinates45.58495, -122.66742

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length357.0 ft (108.8 m)
Max Span129.9 ft (39.6 m)
Deck Width65.3 ft (19.9 m)
Deck Area2165.1 sq m
Main Spans3
Year Built2010

Traffic

Avg Daily Traffic13,249 (2020)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number21289 012200046

Nearby Bridges