SR 12 over Black Bayou
Fair Condition43 years old600 vehicles/day
Location
| State | Mississippi |
| County | Washington |
| Location | 8.1 Mi E SR 1 |
| Carries | SR 12 |
| Crosses | Black Bayou |
| Coordinates | 33.15963, -90.92476 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 280.8 ft (85.6 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 37.1 ft (11.3 m) |
| Deck Area | 967.3 sq m |
| Main Spans | 7 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 600 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 310001207600930 |