SR 599 over I-5 (sb Lanes Only)

Good Condition60 years old18,948 vehicles/day

Location

StateWashington
CountyKing
LocationJct I-5
CarriesSR 599
CrossesI-5 (sb Lanes Only)
Coordinates47.48300, -122.27214

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length300.9 ft (91.7 m)
Max Span115.2 ft (35.1 m)
Deck Width35.1 ft (10.7 m)
Deck Area981.2 sq m
Main Spans3
Year Built1966

Traffic

Avg Daily Traffic18,948 (2023)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007618F0000000

Nearby Bridges