US 101 over S Fk Willapa River

Poor Condition60 years old10,253 vehicles/day

Location

StateWashington
CountyPacific
Location29.4 N Jct SR 4
CarriesUS 101
CrossesS Fk Willapa River
Coordinates46.68131, -123.73364

Condition Ratings

Overall ConditionPoor
Deck7 (Good)
Superstructure7 (Good)
Substructure4 (Poor)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length600.1 ft (182.9 m)
Max Span100.1 ft (30.5 m)
Deck Width83.0 ft (25.3 m)
Deck Area4627.4 sq m
Main Spans6
Year Built1966 (reconstructed 1971)

Traffic

Avg Daily Traffic10,253 (2023)
Truck Traffic6%
Lanes On Bridge4

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007868A0000000

Nearby Bridges