CR 340 over Suwannee River
Gilchrist County, Florida · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 340 over Suwannee River in Gilchrist County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1965, making it 60 years old at the 2025 inventory.
- It carries about 2,200 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 7 of the 10 inventoried bridges in Gilchrist County rated fair (70.0%); 0 (0.0%) are rated poor.
- 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 → (29.79583, -82.92)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Steel girder and floorbeam |
| Length | about 452 ft |
| Location | 3 Mi West of US 129 |
| NBI structure number | 310002 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Gilchrist County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR-26 over Joppa Creek | 1951 | 10,000 | Fair |
| SR-26 over Goose Creek | 1951 | 10,000 | Fair |
| US-129 (SR-49) over Santa Fe River | 1939 | 3,800 | Fair |
| SR-47 over Craggs Creek | 1947 | 3,300 | Fair |
| SR-47 over Hog Creek | 1947 | 2,800 | Good |
| SR-47 over Santa Fe River | 1952 | 2,500 | Fair |
All bridges nearby: Gilchrist County, FL bridge conditions · every bridge in Gilchrist County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.