I-90 over Taneum CR

Poor Condition61 years old14,959 vehicles/day

Location

StateWashington
CountyKittitas
Location11.4 E Jct SR 970
CarriesI-90
CrossesTaneum CR
Coordinates47.08192, -120.73528

Condition Ratings

Overall ConditionPoor
Deck3 (Serious)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length107.9 ft (32.9 m)
Max Span101.0 ft (30.8 m)
Deck Width39.4 ft (12 m)
Deck Area394.8 sq m
Main Spans1
Year Built1965

Traffic

Avg Daily Traffic14,959 (2023)
Truck Traffic23%
Lanes On Bridge2

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0007724A0000000

Nearby Bridges