S 484 Fh 51 over Otter Creek
Fair Condition27 years old35 vehicles/day
Location
| State | Montana |
| County | Powder River |
| Location | 27m SE Ashland |
| Carries | S 484 Fh 51 |
| Crosses | Otter Creek |
| Coordinates | 45.24933, -106.16189 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 123.4 ft (37.6 m) |
| Max Span | 122.0 ft (37.2 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 345.9 sq m |
| Main Spans | 1 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 35 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00484023+02001 |