S-24-422 over Br of Big Rock Creek
Greenwood County, South Carolina · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- S-24-422 over Br of Big Rock Creek in Greenwood County, South Carolina, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1967, making it 58 years old at the 2025 inventory.
- It carries about 275 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 109 of the 144 inventoried bridges in Greenwood County rated fair (75.7%); 3 (2.1%) 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 March 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 → (34.18445, -82.0324)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete slab |
| Length | about 44 ft |
| Location | 0.8MI NW Ninety Six |
| NBI structure number | 000000000005087 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.
Busiest bridges in Greenwood County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 25 Bus over CSX Rail Road | 1987 | 23,500 | Fair |
| US 25 over Rocky Creek | 1931 | 17,000 | Fair |
| US 221 over Quarters Creek | 1925 | 15,000 | Fair |
| US 221 over Saluda River | 1989 | 15,000 | Fair |
| Sc 225 over C S X Railroad | 1973 | 12,500 | Fair |
| US 25 over Mulberry Creek | 1940 | 11,700 | Fair |
All bridges nearby: Greenwood County, SC bridge conditions · every bridge in Greenwood County · South Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.