Natchez Trace Park over Big Brown Slough
Good Condition45 years old980 vehicles/day
Location
| State | Mississippi |
| County | Prentiss |
| Location | 4.06 Miles North Of Ms Ro |
| Carries | Natchez Trace Park |
| Crosses | Big Brown Slough |
| Coordinates | 34.46947, -88.43017 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 247.0 ft (75.3 m) |
| Max Span | 73.2 ft (22.3 m) |
| Deck Width | 37.1 ft (11.3 m) |
| Deck Area | 850.9 sq m |
| Main Spans | 4 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 980 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | National Park Service |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 5570236P0000000 |