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Old Olympic Highwa over Kennedy Creek

Mason County, Washington · rated Fair in the 2025 National Bridge Inventory

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

Old Olympic Highwa over Kennedy Creek in Mason County, Washington, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1917, making it 108 years old at the 2025 inventory.
It carries about 72 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 55 of the 136 inventoried bridges in Mason County rated fair (40.4%); 4 (2.9%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings

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

Bridge	Built	Vehicles/day	Condition
US 101 over Mill Creek	1973	19,397	Good
US 101 over Creek/rr/street	1973	18,182	Fair
US 101 over Matlock Rd	1973	18,182	Poor
SR 3 over Goldsborough Creek	1923	17,285	Fair
US 101 over SR 3	1972	17,050	Fair
SR 3 over Deer Creek	1957	15,878	Good