I-5 over Terrain

Fair Condition60 years old122,487 vehicles/day

Location

StateWashington
CountyKing
Location4.5 N Jct SR 900
CarriesI-5
CrossesTerrain
Coordinates47.56136, -122.32206

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length604.0 ft (184.1 m)
Max Span101.0 ft (30.8 m)
Deck Width73.2 ft (22.3 m)
Deck Area4105.4 sq m
Main Spans6
Year Built1966 (reconstructed 1992)

Traffic

Avg Daily Traffic122,487 (2023)
Truck Traffic7%
Lanes On Bridge5

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007816B0000000

Nearby Bridges