I 15 over Silverbow Creek-rr
Good Condition8 years old7,379 vehicles/day
Location
| State | Montana |
| County | Silver Bow |
| Location | 1.2m W Butte |
| Carries | I 15 |
| Crosses | Silverbow Creek-rr |
| Coordinates | 45.99685, -112.56650 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 598.1 ft (182.3 m) |
| Max Span | 165.0 ft (50.3 m) |
| Deck Width | 40.0 ft (12.2 m) |
| Deck Area | 2224.1 sq m |
| Main Spans | 4 |
| Year Built | 2018 |
Traffic
| Avg Daily Traffic | 7,379 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001106 |