I-75 Ramp (SR-93) over I-10 WB (SR-8)
Columbia County, Florida · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-75 Ramp (SR-93) over I-10 WB (SR-8) in Columbia 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 1962 and reconstructed in 1992, making it 63 years old at the 2025 inventory.
- It carries about 6,600 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 58 of the 112 inventoried bridges in Columbia County rated good (51.8%); 1 (0.9%) are rated poor.
- 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 → (30.26818, -82.75785)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 171 ft |
| Location | I-75 SB Ramp to I-10 EB |
| NBI structure number | 290069 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Columbia County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 SR-93 over Rose Creek | 1962 | 55,000 | Good |
| I-75 (SR-93) over Clay Hole Creek | 1962 | 55,000 | Fair |
| I-75 (SR-93) over Buzzard Creek | 1962 | 55,000 | Fair |
| I-75 (SR-93) over Tiger Branch | 1962 | 41,500 | Fair |
| I-75 SB (SR-93) over Santa Fe River | 1963 | 29,000 | Fair |
| I-75 NB (SR-93) over Santa Fe River | 1963 | 29,000 | Fair |
All bridges nearby: Columbia County, FL bridge conditions · every bridge in Columbia County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.