SR 520 over 108th AVE NE

Good Condition60 years old26,760 vehicles/day

Location

StateWashington
CountyKing
Location5.2 E Jct SR 513
CarriesSR 520
Crosses108th AVE NE
Coordinates47.63989, -122.19664

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length271.0 ft (82.6 m)
Max Span118.1 ft (36 m)
Deck Width84.0 ft (25.6 m)
Deck Area2114.6 sq m
Main Spans3
Year Built1966 (reconstructed 2014)

Traffic

Avg Daily Traffic26,760 (2023)
Truck Traffic3%
Lanes On Bridge5
Lanes Under Bridge4

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007839B0000000

Nearby Bridges