US 51 over Big Black River
Fair Condition87 years old930 vehicles/day
Location
| State | Mississippi |
| County | Madison |
| Location | 1.3 Mi N SR 17 |
| Carries | US 51 |
| Crosses | Big Black River |
| Coordinates | 32.86629, -89.97416 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 6 — Scour calculated, stable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1384.8 ft (422.1 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 3376.8 sq m |
| Main Spans | 3 |
| Year Built | 1939 |
Traffic
| Avg Daily Traffic | 930 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 210005104513940 |