I 15 NB over Abandoned Rr
Fair Condition57 years old3,787 vehicles/day
Location
| State | Montana |
| County | Jefferson |
| Location | 0.6m S Montana City |
| Carries | I 15 NB |
| Crosses | Abandoned Rr |
| Coordinates | 46.53199, -111.94088 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 237.9 ft (72.5 m) |
| Max Span | 65.9 ft (20.1 m) |
| Deck Width | 41.3 ft (12.6 m) |
| Deck Area | 913.5 sq m |
| Main Spans | 5 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 3,787 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00015187+00791 |