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S-5-75 over Colston Branch

Bamberg County, South Carolina · rated Poor in the 2025 National Bridge Inventory

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

S-5-75 over Colston Branch in Bamberg County, South Carolina, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1954, making it 71 years old at the 2025 inventory.
It carries about 150 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 7 of the 82 inventoried bridges in Bamberg County rated poor (8.5%); 7 (8.5%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings

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

Bridge	Built	Vehicles/day	Condition
US 601 over Lemon Creek	1954	3,200	Fair
Sc 70 over Hayes Mill Creek	1996	3,200	Fair
US 301 SB over South Edisto River Swamp	1933	3,150	Fair
US 301 NB over South Edisto River Swamp	1971	3,150	Fair
US 301 NB over S. Edisto River	1971	3,150	Fair
US 301 SB over S Edisto River	2023	3,150	Good