I-5 over N-w Ramp

Fair Condition60 years old96,847 vehicles/day

Location

StateWashington
CountyKing
Location3.9 N Jct SR 900
CarriesI-5
CrossesN-w Ramp
Coordinates47.55167, -122.31708

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length469.2 ft (143 m)
Max Span107.0 ft (32.6 m)
Deck Width84.6 ft (25.8 m)
Deck Area3689.4 sq m
Main Spans6
Year Built1966 (reconstructed 1995)

Traffic

Avg Daily Traffic96,847 (2023)
Truck Traffic7%
Lanes On Bridge5
Lanes Under Bridge1

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0007734A0000000

Nearby Bridges