SR 609 over Old Fort Bayou
Fair Condition42 years old35,000 vehicles/day
Location
| State | Mississippi |
| County | Jackson |
| Location | 0.2 Mi N US 90 |
| Carries | SR 609 |
| Crosses | Old Fort Bayou |
| Coordinates | 30.41843, -88.82775 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Movable - Bascule |
| Total Length | 1756.9 ft (535.5 m) |
| Max Span | 176.8 ft (53.9 m) |
| Deck Width | 68.2 ft (20.8 m) |
| Deck Area | 11138.4 sq m |
| Main Spans | 1 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 35,000 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 310060903000020 |