1w To HWY 1 NB over SW Terwilliger Blvd.

Fair Condition33 years old9,194 vehicles/day

Location

StateOregon
CountyMultnomah
Location1.7 M S Of Ross Isl. Br.
Carries1w To HWY 1 NB
CrossesSW Terwilliger Blvd.
Coordinates45.46990, -122.68740

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length870.1 ft (265.2 m)
Max Span166.0 ft (50.6 m)
Deck Width28.5 ft (8.7 m)
Deck Area2307.2 sq m
Main Spans6
Year Built1993

Traffic

Avg Daily Traffic9,194 (2022)
Truck Traffic1%
Lanes On Bridge1
Lanes Under Bridge6

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number17064 001C29705

Nearby Bridges