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Swamp Creek Road over Swamp Creek

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

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

Swamp Creek Road over Swamp Creek in Lincoln County, Montana, 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 1936, making it 89 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2025).
Its listed owner is the state highway agency.
It is one of 92 of the 191 inventoried bridges in Lincoln County rated fair (48.2%); 29 (15.2%) 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


Structure	Timber stringer or multi-beam girder
Length	about 30 ft
Location	24M NW Happy`s Inn
NBI structure number	P00001046+01111
Condition class	Fair

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