Sr821 NB Heft 23.5 over Bird RD Canal
Good Condition53 years old71,700 vehicles/day
Location
| State | Florida |
| County | Miami-Dade |
| Location | 10.8 Miles North Of Us-1 |
| Carries | Sr821 NB Heft 23.5 |
| Crosses | Bird RD Canal |
| Coordinates | 25.72995, -80.38407 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 86.9 ft (26.5 m) |
| Max Span | 86.9 ft (26.5 m) |
| Deck Width | 91.5 ft (27.9 m) |
| Deck Area | 739.4 sq m |
| Main Spans | 1 |
| Year Built | 1973 (reconstructed 2019) |
Traffic
| Avg Daily Traffic | 71,700 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Toll Authority |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 870413 |