Key Royale Drive over Bimini Bay
Manatee County, Florida · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Key Royale Drive over Bimini Bay in Manatee County, Florida, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2007, making it 18 years old at the 2025 inventory.
- It carries about 300 vehicles a day (traffic count year 2024).
- Its listed owner is a city or municipal highway agency.
- It is one of 138 of the 255 inventoried bridges in Manatee County rated good (54.1%); 1 (0.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: substructure 8 to 7.
- Its most recent inspection on record is dated March 2024, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (27.51695, -82.71215)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 8 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 153 ft |
| Location | 0.3MI East of Marina Dr. |
| NBI structure number | 136502 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Manatee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 (SR-93) SB over SR-64 | 1980 | 136,000 | Fair |
| I-75 (SR-93) NB over SR-64 | 1980 | 136,000 | Fair |
| I-75 SB over Salt Marsh | 1980 | 120,500 | Fair |
| I-75 (SR-93) NB over Curiosity Creek | 1980 | 85,000 | Good |
| I-75 SB (SR-93) over Braden River | 1979 | 70,000 | Good |
| I-75 NB (SR-93) over Braden River | 1979 | 70,000 | Good |
All bridges nearby: Manatee County, FL bridge conditions · every bridge in Manatee County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.