US 12 over Snake River

Fair Condition87 years old21,000 vehicles/day

Location

StateWashington
CountyAsotin
Location0.1 E Jct SR 129
CarriesUS 12
CrossesSnake River
Coordinates46.42030, -117.03810

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialSteel
DesignMovable - Lift
Total Length1423.9 ft (434 m)
Max Span200.1 ft (61 m)
Deck Width48.2 ft (14.7 m)
Deck Area6379.8 sq m
Main Spans3
Year Built1939

Traffic

Avg Daily Traffic21,000 (2023)
Truck Traffic2%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Structure Number0002348A0000000

Nearby Bridges