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
- S 3 over Big Coulee Creek in Golden Valley County, Montana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- 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.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 2024, on a 24-month routine inspection cycle.
- 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.
View this bridge on a map → (46.2802, -108.93948)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 101 ft |
| Location | 1M S Lavina |
| NBI structure number | P00053044+08511 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Montana department of transportation.
Busiest bridges in Golden Valley County
| 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 |
All bridges nearby: Golden Valley County, MT bridge conditions · every bridge in Golden Valley County · Montana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.