Silver Ck Rd 00670 over Nine Mile Creek

Ferry County, Washington · rated Poor in the 2025 National Bridge Inventory

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

• Silver Ck Rd 00670 over Nine Mile Creek in Ferry County, Washington, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the substructure, rated 2 (critical condition) on the 0-9 scale.
• It was built in 1958, making it 67 years old at the 2025 inventory.
• It carries about 47 vehicles a day (traffic count year 2023).
• Its listed owner is the county highway agency.
• It is one of 6 of the 55 inventoried bridges in Ferry County rated poor (10.9%); 6 (10.9%) are rated poor.
• A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

View this bridge on a map → (48.07033, -118.45574)

Component ratings

Bridge details

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

Busiest bridges in Ferry County

All bridges nearby: Ferry County, WA bridge conditions · every bridge in Ferry County · Washington bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.