21st Avenue over Little Mcpherson Bayou
Fair Condition72 years old3,046 vehicles/day
Location
| State | Florida |
| County | Pinellas |
| Location | Pass-a-grille Way |
| Carries | 21st Avenue |
| Crosses | Little Mcpherson Bayou |
| Coordinates | 27.69720, -82.73489 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 290.4 ft (88.5 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 1008.9 sq m |
| Main Spans | 6 |
| Year Built | 1954 (reconstructed 1980) |
Traffic
| Avg Daily Traffic | 3,046 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 157501 |