US 1 SB (900073) over Marvin D. Adams Waterway
Good Condition33 years old15,126 vehicles/day
Location
| State | Florida |
| County | Monroe |
| Location | Key Largo (mm 103.6) |
| Carries | US 1 SB (900073) |
| Crosses | Marvin D. Adams Waterway |
| Coordinates | 25.13772, -80.40243 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 116.1 ft (35.4 m) |
| Max Span | 116.1 ft (35.4 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 460.2 sq m |
| Main Spans | 1 |
| Year Built | 1993 |
Traffic
| Avg Daily Traffic | 15,126 (2024) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 900130 |