I-5 over NE 175th ST

Good Condition62 years old82,639 vehicles/day

Location

StateWashington
CountyKing
Location1.6 N Jct SR 523
CarriesI-5
CrossesNE 175th ST
Coordinates47.75575, -122.32981

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length163.1 ft (49.7 m)
Max Span80.4 ft (24.5 m)
Deck Width65.0 ft (19.8 m)
Deck Area984.1 sq m
Main Spans3
Year Built1964 (reconstructed 1983)

Traffic

Avg Daily Traffic82,639 (2023)
Truck Traffic5%
Lanes On Bridge4
Lanes Under Bridge6

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007299B0000000

Nearby Bridges