S 43 over Big Hole River
Fair Condition66 years old448 vehicles/day
Location
| State | Montana |
| County | Beaverhead |
| Location | 7m NW Wise River |
| Carries | S 43 |
| Crosses | Big Hole River |
| Coordinates | 45.85076, -113.06889 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 324.8 ft (99 m) |
| Max Span | 125.0 ft (38.1 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 960.3 sq m |
| Main Spans | 3 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 448 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00046058+00321 |