I-405 (hwy 061) Co over HWY 61 & Conn 4

Fair Condition59 years old32,652 vehicles/day

Location

StateOregon
CountyMultnomah
Location0.5 Mi SW Port Cc
CarriesI-405 (hwy 061) Co
CrossesHWY 61 & Conn 4
Coordinates45.51573, -122.68913

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length33.1 ft (10.1 m)
Max Span28.9 ft (8.8 m)
Deck Width204.1 ft (62.2 m)
Deck Area628.2 sq m
Main Spans1
Year Built1967

Traffic

Avg Daily Traffic32,652 (2022)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge1

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number09254A061C00209

Nearby Bridges