Burlington ST over Sep I 90 006
Fair Condition62 years old583 vehicles/day
Location
| State | Montana |
| County | Silver Bow |
| Location | Butte-burlington ST |
| Carries | Burlington ST |
| Crosses | Sep I 90 006 |
| Coordinates | 45.97491, -112.47635 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 254.3 ft (77.5 m) |
| Max Span | 70.9 ft (21.6 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 635.5 sq m |
| Main Spans | 4 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 583 (2023) |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L47426000+01001 |