Flatwillow Road over Flatwilow Creek
Good Condition3 years old100 vehicles/day
Location
| State | Montana |
| County | Petroleum |
| Location | 12m S Winnett |
| Carries | Flatwillow Road |
| Crosses | Flatwilow Creek |
| Coordinates | 46.83840, -108.40063 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 60.0 ft (18.3 m) |
| Max Span | 55.4 ft (16.9 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 133.6 sq m |
| Main Spans | 1 |
| Year Built | 2023 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000202303875 |