Airport Nb-sb Loop over Airport Expressway

Good Condition16 years old40,000 vehicles/day

Location

StateWashington
CountyKing
Location0.25 Mi S Of Sr518
CarriesAirport Nb-sb Loop
CrossesAirport Expressway
Coordinates47.45947, -122.29823

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length164.0 ft (50 m)
Max Span130.9 ft (39.9 m)
Deck Width44.9 ft (13.7 m)
Deck Area685 sq m
Main Spans2
Year Built2010

Traffic

Avg Daily Traffic40,000 (2016)
Truck Traffic2%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerOther Local Agencies
Historical SignificanceHistorical significance is not determined
Structure Number088542000000000

Nearby Bridges