US-19 SB (SR-55) over Suwannee River
Dixie County, Florida · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US-19 SB (SR-55) over Suwannee River in Dixie County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1987, making it 38 years old at the 2025 inventory.
- It carries about 7,450 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 26 of the 55 inventoried bridges in Dixie County rated fair (47.3%); 5 (9.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (29.59123, -82.9375)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 806 ft |
| Location | Fanning Springs |
| NBI structure number | 300061 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Dixie County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-19 NB (SR-55) over Suwannee River | 1963 | 7,450 | Fair |
| US-19 (SR-55) over Long Creek | 1963 | 5,900 | Good |
| SR-349 over Old Town Hammock | 1937 | 5,900 | Good |
| US-19 NB (SR-55) over Overflow Relief | 1963 | 2,950 | Fair |
| US-19 NB (SR-55) over Shamrock Creek | 1962 | 2,950 | Fair |
| US-19 NB (SR-55) over Shamrock Creek Relief | 1962 | 2,950 | Fair |
All bridges nearby: Dixie County, FL bridge conditions · every bridge in Dixie County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.