US 12 over Hay Creek
Fair Condition94 years old516 vehicles/day
Location
| State | Montana |
| County | Fallon |
| Location | 9m W Plevna |
| Carries | US 12 |
| Crosses | Hay Creek |
| Coordinates | 46.42073, -104.70339 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 58.4 ft (17.8 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 40.0 ft (12.2 m) |
| Deck Area | 217.2 sq m |
| Main Spans | 3 |
| Year Built | 1932 (reconstructed 1958) |
Traffic
| Avg Daily Traffic | 516 (2023) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00002061+05811 |