US 278 over Salkehatchie River
Barnwell County, South Carolina · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 278 over Salkehatchie River in Barnwell County, South Carolina, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1941, making it 84 years old at the 2025 inventory.
- It carries about 6,700 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 62 of the 76 inventoried bridges in Barnwell County rated fair (81.6%); 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 → (33.20923, -81.35627)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 5 | Fair condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 209 ft |
| Location | 1/2MI S of Barnwell |
| NBI structure number | 000000000001166 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.
Busiest bridges in Barnwell County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 278 over Turkey Creek | 1931 | 16,900 | Fair |
| Sc 70 over Toby Creek | 1939 | 4,000 | Good |
| US 278 over Spring Fellow Creek | 1952 | 3,700 | Fair |
| US 278 over Rosemary Creek | 1952 | 3,700 | Fair |
| US 278 over Buck Creek | 1952 | 3,400 | Fair |
| Sc 3 over Windy Hill Creek | 1959 | 2,500 | Fair |
All bridges nearby: Barnwell County, SC bridge conditions · every bridge in Barnwell County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.