US 101 over Half Bridge

Fair Condition63 years old6,961 vehicles/day

Location

StateWashington
CountyPacific
Location25.4 N Jct SR 4
CarriesUS 101
CrossesHalf Bridge
Coordinates46.66472, -123.80806

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length310.0 ft (94.5 m)
Max Span20.0 ft (6.1 m)
Deck Width24.0 ft (7.3 m)
Deck Area689.9 sq m
Main Spans25
Year Built1963

Traffic

Avg Daily Traffic6,961 (2023)
Truck Traffic5%
Lanes On Bridge3

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007380A0000000

Nearby Bridges