Old Muddy RD over Big Muddy Creek 033
Fair Condition39 years old13 vehicles/day
Location
| State | Montana |
| County | Sheridan |
| Location | 1m NW Antelope |
| Carries | Old Muddy RD |
| Crosses | Big Muddy Creek 033 |
| Coordinates | 48.70786, -104.47558 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 56.1 ft (17.1 m) |
| Max Span | 55.1 ft (16.8 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 135.1 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 13 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L46418000+09001 |