SR 11 over Half Bridge

Fair Condition106 years old2,472 vehicles/day

Location

StateWashington
CountySkagit
Location13.1 N Jct I-5
CarriesSR 11
CrossesHalf Bridge
Coordinates48.63375, -122.47231

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignGirder and Floorbeam
Total Length145.0 ft (44.2 m)
Max Span24.0 ft (7.3 m)
Deck Width21.3 ft (6.5 m)
Deck Area287.3 sq m
Main Spans6
Year Built1920

Traffic

Avg Daily Traffic2,472 (2023)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0000453A0000000

Nearby Bridges