Home › Washington › King County › EB I-90 over Lake Washington

EB I-90 over Lake Washington

King County, Washington · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

EB I-90 over Lake Washington in King County, Washington, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1940 and reconstructed in 1992, making it 85 years old at the 2025 inventory.
It carries about 68,544 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 595 of the 1,252 inventoried bridges in King County rated good (47.5%); 50 (4.0%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings

Source: FHWA National Bridge Inventory, 2025 data as reported by the Washington department of transportation.

Bridge	Built	Vehicles/day	Condition
I-90 EB over Sunset Creek	2024	139,482	Good
I-90 WB over Sunset Creek	2024	139,482	Good
N Queen Anne Dr over Ravine	1935	125,000	Fair
I-5 over Terrain	1966	122,487	Fair
SW Spokane St over Duwamish River W Waterwy	1983	108,179	Fair
I-5 over Terrain	1966	106,282	Fair