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Crooked River Road over Upper Crooked River

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

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

Crooked River Road over Upper Crooked River in Idaho County, Idaho, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
It was built in 1965, making it 60 years old at the 2025 inventory.
It carries about 110 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 15 of the 216 inventoried bridges in Idaho County rated poor (6.9%); 15 (6.9%) 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.

Component ratings


Structure	Timber stringer or multi-beam girder
Length	about 25 ft
Location	30.2 E 12.6 S Grangeville
NBI structure number	000000000029263
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 95 over Lawyers Canyon Creek	1991	3,500	Fair
US 95 over Little Salmon River	1975	3,100	Fair
SH 13 over M.fk.clearwater River	1994	3,000	Good
US 95 over Cottonwood Creek	1978	3,000	Fair
US 95 over Whitebird Creek	1975	2,800	Fair
US 95 over Little Salmon River	2017	2,600	Good