Sr-105 & Sr-a1a over Nassau Sound
Good Condition27 years old5,000 vehicles/day
Location
| State | Florida |
| County | Nassau |
| Location | 10 Mi. S. Of Fernandina |
| Carries | Sr-105 & Sr-a1a |
| Crosses | Nassau Sound |
| Coordinates | 30.51806, -81.45028 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 5129.9 ft (1563.6 m) |
| Max Span | 94.8 ft (28.9 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 22515.8 sq m |
| Main Spans | 54 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 5,000 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 740105 |