Bridge conditions in Hampton County, South Carolina
113 inventoried bridges · 5 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 113 bridges in Hampton County: 18 rated good, 90 fair, and 5 poor.
- 5 of the 113 bridges in Hampton County, South Carolina, are rated in poor condition (4.4%) in the 2025 National Bridge Inventory, as of .
- 18 bridges (15.9%) are rated good and 90 (79.6%) fair.
- The median Hampton County bridge was built in 1970.
- The busiest poor-rated bridge is US 17 Alt over Scl RR & S-1 (built 1938), carrying about 1,950 vehicles a day.
Good 15.9% · Fair 79.6% · Poor 4.4% of 113 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 17 Alt over Scl RR & S-1 | 1938 | 1,950 | Poor |
| S-25-17 over I-95 | 1970 | 750 | Poor |
| S-25-20 over Unnamed -ditch- | 1967 | 375 | Poor |
| S-25-51 over Mill Creek | 1960 | 325 | Poor |
| S-25-17 over Camp Branch | 1955 | 275 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-95 over Pocotaligo River | 1969 | 53,000 | Fair |
| I-95 NB over S-37 | 1969 | 26,500 | Fair |
| I-95 SB over S-37 | 1969 | 26,500 | Fair |
| I-95 SB over S.c. 68 & S.c.l. RR | 1969 | 26,500 | Fair |
| I-95 NB over S.c. 68 & S.c.l. RR | 1969 | 26,000 | Fair |
| I-95 over Trib to Combahee Riv | 1969 | 26,000 | Fair |
| I-95 NB over Combahee Swamp | 1969 | 26,000 | Fair |
| I-95 NB over Combahee River | 1969 | 26,000 | Fair |
| I-95 over Trib to Combahee Riv | 1969 | 26,000 | Fair |
| I-95 SB over Combahee Swamp | 1969 | 26,000 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of South Carolina: South Carolina bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.