Old US HWY 93 over Dayton Creek 105
Fair Condition96 years old100 vehicles/day
Location
| State | Montana |
| County | Lake |
| Location | Dayton |
| Carries | Old US HWY 93 |
| Crosses | Dayton Creek 105 |
| Coordinates | 47.86156, -114.28026 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 64.0 ft (19.5 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 23.6 ft (7.2 m) |
| Deck Area | 140.4 sq m |
| Main Spans | 1 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L24742002+08501 |