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S 3 over Big Coulee Creek

Golden Valley County, Montana · rated Good in the 2025 National Bridge Inventory

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

S 3 over Big Coulee Creek in Golden Valley County, Montana, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1959, making it 66 years old at the 2025 inventory.
It carries about 2,161 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 7 of the 17 inventoried bridges in Golden Valley County rated good (41.2%); 0 (0.0%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 101 ft
Location	1M S Lavina
NBI structure number	P00053044+08511
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
S 3 over Musselshell River	1959	2,161	Fair
US 12 over Careless Creek	1988	2,040	Good
US 12 over Nine Mile Creek	1990	2,040	Fair
S 3 over Painted Robe Creek	1993	1,940	Good
US 12 over Twin Coulee	1935	448	Fair
US 12 over Twin Coulee	1935	448	Fair