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S-6-57 & S-6-58 over Hercules Creek

Barnwell County, South Carolina · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

S-6-57 & S-6-58 over Hercules Creek in Barnwell County, South Carolina, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1961, making it 64 years old at the 2025 inventory.
It carries about 75 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.

Component ratings

Source: FHWA National Bridge Inventory, 2025 data as reported by the South Carolina department of transportation.

Bridge	Built	Vehicles/day	Condition
US 278 over Turkey Creek	1931	16,900	Fair
US 278 over Salkehatchie River	1941	6,700	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