Sr-583 56th ST NB over Hillsborough River
Fair Condition63 years old21,250 vehicles/day
Location
| State | Florida |
| County | Hillsborough |
| Location | 1.8 Miles North Of Us-92 |
| Carries | Sr-583 56th ST NB |
| Crosses | Hillsborough River |
| Coordinates | 28.02443, -82.39335 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 350.4 ft (106.8 m) |
| Max Span | 25.3 ft (7.7 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 1217.5 sq m |
| Main Spans | 14 |
| Year Built | 1963 (reconstructed 1992) |
Traffic
| Avg Daily Traffic | 21,250 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100268 |