I-90 over Avalanche Relief

Good Condition10 years old18,069 vehicles/day

Location

StateWashington
CountyKittitas
Location3.3 E Jct SR 906
CarriesI-90
CrossesAvalanche Relief
Coordinates47.35687, -121.36744

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length1206.0 ft (367.6 m)
Max Span169.9 ft (51.8 m)
Deck Width62.0 ft (18.9 m)
Deck Area6947.6 sq m
Main Spans8
Year Built2016

Traffic

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

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0018127F0000000

Nearby Bridges

I-90 over Avalanche Relief 0.0 mi Good I-90 over Wolfe Creek 0.8 mi Good I-90 over Wolfe Creek 0.8 mi Good I-90 over Rocky Run Creek 1.2 mi Good I-90 over Rocky Run Creek 1.2 mi Good No Data Entered over Rocky Run 1.2 mi Good I-90 over Resort Creek 1.2 mi Good I-90 over Resort Creek 1.3 mi Good No Data Entered over Cold Creek 1.8 mi Good Road over Mill Creek 1.8 mi Good