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68 S.fork Yaak Rd over South Fork Yaak River

Lincoln County, Montana · rated Poor in the 2025 National Bridge Inventory

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

68 S.fork Yaak Rd over South Fork Yaak River in Lincoln County, Montana, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1953, making it 72 years old at the 2025 inventory.
It carries about 99 vehicles a day (traffic count year 1994).
It is one of 29 of the 191 inventoried bridges in Lincoln County rated poor (15.2%); 29 (15.2%) 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 40 ft
Location	Just Past Jct With 746
NBI structure number	011404000000021
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 2 over Flower Creek	1970	8,882	Good
California Ave over Kootenai River	1959	5,674	Fair
US 2 over Big Cherry Creek	1976	5,295	Poor
California Ave over RR	1999	4,833	Good
US 2 over Callahan Creek	1989	3,671	Fair
US 2 over Lake Creek	1989	3,377	Fair