SR-136 over Suwannee River
Columbia County, Florida · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR-136 over Suwannee River in Columbia County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1954, making it 71 years old at the 2025 inventory.
- It carries about 2,400 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 53 of the 112 inventoried bridges in Columbia County rated fair (47.3%); 1 (0.9%) 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 → (30.32816, -82.75976)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 7 | Good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel girder and floorbeam |
| Length | about 297 ft |
| Location | 0.1 Mi. W. of US-41 |
| NBI structure number | 290030 |
| Condition class | Fair |
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.