I 90 over Int Columbus-9th ST N
Fair Condition55 years old6,161 vehicles/day
Location
| State | Montana |
| County | Stillwater |
| Location | Columbus |
| Carries | I 90 |
| Crosses | Int Columbus-9th ST N |
| Coordinates | 45.64701, -109.24778 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 141.1 ft (43 m) |
| Max Span | 77.1 ft (23.5 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 533.2 sq m |
| Main Spans | 3 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 6,161 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00090408+09032 |