I-90 EB over Unnamed Creek

Good Condition9 years old18,069 vehicles/day

Location

StateWashington
CountyKittitas
Location6.2 E Jct SR 906
CarriesI-90 EB
CrossesUnnamed Creek
Coordinates47.32764, -121.33567

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length188.0 ft (57.3 m)
Max Span183.1 ft (55.8 m)
Deck Width58.1 ft (17.7 m)
Deck Area1014.2 sq m
Main Spans1
Year Built2017

Traffic

Avg Daily Traffic18,069 (2023)
Truck Traffic21%
Lanes On Bridge3

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0018715D0000000

Nearby Bridges