I-5 over SR 18

Fair Condition67 years old70,133 vehicles/day

Location

StateWashington
CountyKing
Location2.5 N Pierce Co
CarriesI-5
CrossesSR 18
Coordinates47.28936, -122.30697

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length212.9 ft (64.9 m)
Max Span65.0 ft (19.8 m)
Deck Width101.7 ft (31 m)
Deck Area2011.9 sq m
Main Spans4
Year Built1959 (reconstructed 2006)

Traffic

Avg Daily Traffic70,133 (2023)
Truck Traffic7%
Lanes On Bridge6
Lanes Under Bridge6

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0006078B0000000

Nearby Bridges