12 Mile RD over Crooked Creek 089
Good Condition16 years old100 vehicles/day
Location
| State | Montana |
| County | Yellowstone |
| Location | 4m NW Shepherd |
| Carries | 12 Mile RD |
| Crosses | Crooked Creek 089 |
| Coordinates | 45.96915, -108.38438 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 64.0 ft (19.5 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 177.4 sq m |
| Main Spans | 1 |
| Year Built | 2010 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L56753004+09001 |