1st ST NW over Big Ditch 005
Fair Condition91 years old100 vehicles/day
Location
| State | Montana |
| County | Stillwater |
| Location | 0.5m NW Park City |
| Carries | 1st ST NW |
| Crosses | Big Ditch 005 |
| Coordinates | 45.63643, -108.92005 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 31.8 ft (9.7 m) |
| Max Span | 31.8 ft (9.7 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 47.5 sq m |
| Main Spans | 1 |
| Year Built | 1935 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L48378000+07401 |