US 51 over Relief Slough
Fair Condition87 years old930 vehicles/day
Location
| State | Mississippi |
| County | Madison |
| Location | 0.3 Mi N SR 17 |
| Carries | US 51 |
| Crosses | Relief Slough |
| Coordinates | 32.85192, -89.96981 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 365.6 sq m |
| Main Spans | 6 |
| Year Built | 1939 |
Traffic
| Avg Daily Traffic | 930 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 210005104513840 |