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S3944;FARM to Mrkt over Willow Creek

Valley County, Idaho · rated Poor in the 2025 National Bridge Inventory

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

S3944;FARM to Mrkt over Willow Creek in Valley County, Idaho, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 4 (poor condition) on the 0-9 scale.
It was built in 1996, making it 29 years old at the 2025 inventory.
It carries about 490 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 10 of the 153 inventoried bridges in Valley County rated poor (6.5%); 10 (6.5%) 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.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Culvert	4	Poor condition

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

Bridge	Built	Vehicles/day	Condition
SH 55 over N. Fk. Payette River	2013	7,800	Fair
SH 55 over N.fk.payette R;lardo	2014	7,400	Fair
SH 55 over Lake Fork Creek	1985	6,500	Fair
SH 55 over Boulder Creek	1999	6,000	Fair
SH 55 over Lake Fork Creek Canal	1998	6,000	Fair
SH 55 over N. Fk. Payette River	2015	5,700	Good