I-90 over E Fk Issaquah Creek

Fair Condition50 years old34,797 vehicles/day

Location

StateWashington
CountyKing
Location3.3 E Jct SR 900
CarriesI-90
CrossesE Fk Issaquah Creek
Coordinates47.53508, -122.00378

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length78.1 ft (23.8 m)
Max Span71.9 ft (21.9 m)
Deck Width70.5 ft (21.5 m)
Deck Area511.7 sq m
Main Spans1
Year Built1976

Traffic

Avg Daily Traffic34,797 (2023)
Truck Traffic7%
Lanes On Bridge4

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0009973E0000000

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