I 94 over Tongue River
Fair Condition65 years old4,707 vehicles/day
Location
| State | Montana |
| County | Custer |
| Location | 1m S Miles City |
| Carries | I 94 |
| Crosses | Tongue River |
| Coordinates | 46.38472, -105.84546 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 294.0 ft (89.6 m) |
| Max Span | 111.9 ft (34.1 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 869.1 sq m |
| Main Spans | 3 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 4,707 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00094137+04601 |