US 1 (sr 5) over Niles Channel
Fair Condition45 years old16,900 vehicles/day
Location
| State | Florida |
| County | Monroe |
| Location | Summerland Key (mm 25.5) |
| Carries | US 1 (sr 5) |
| Crosses | Niles Channel |
| Coordinates | 24.66060, -81.42959 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Segmental Box Girder |
| Total Length | 4557.1 ft (1,389 m) |
| Max Span | 118.1 ft (36 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 16529.1 sq m |
| Main Spans | 39 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 16,900 (2024) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 900117 |