SR 128 over Snake River

Fair Condition47 years old5,160 vehicles/day

Location

StateWashington
CountyAsotin
Location0.2 E Jct US 12
CarriesSR 128
CrossesSnake River
Coordinates46.42300, -117.07036

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignBox Beam - Multiple
Total Length1450.1 ft (442 m)
Max Span419.9 ft (128 m)
Deck Width39.4 ft (12 m)
Deck Area5,304 sq m
Main Spans5
Year Built1979

Traffic

Avg Daily Traffic5,160 (2023)
Truck Traffic13%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0010850A0000000

Nearby Bridges