Us-1 SB (900086) over Cow Key Channel
Good Condition41 years old23,000 vehicles/day
Location
| State | Florida |
| County | Monroe |
| Location | Key West (mm 4.1) |
| Carries | Us-1 SB (900086) |
| Crosses | Cow Key Channel |
| Coordinates | 24.57080, -81.74954 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 360.6 ft (109.9 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 56.4 ft (17.2 m) |
| Deck Area | 1890.3 sq m |
| Main Spans | 9 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 23,000 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 900125 |