Prairie Road over Samish River

Fair Condition51 years old1,539 vehicles/day

Location

StateWashington
CountySkagit
Location3.8 E Jct Old HWY 99
CarriesPrairie Road
CrossesSamish River
Coordinates48.56928, -122.29875

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length104.0 ft (31.7 m)
Max Span101.0 ft (30.8 m)
Deck Width29.9 ft (9.1 m)
Deck Area288.5 sq m
Main Spans1
Year Built1975

Traffic

Avg Daily Traffic1,539 (2021)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number084514000000000

Nearby Bridges