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Sc 3 over W. Mill Creek

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

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

Sc 3 over W. Mill Creek in Allendale 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 substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1950, making it 75 years old at the 2025 inventory.
It carries about 375 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 45 of the 69 inventoried bridges in Allendale County rated fair (65.2%); 9 (13.0%) 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 Duck Creek	1922	6,200	Fair
US 278 over Southern Railroad	1961	3,500	Fair
US 301 over Salkehatchie River Swamp	1959	3,000	Fair
US 301 over Salkehatchie River Swamp	1959	3,000	Fair
US 301 over Salkehatchie River	1937	3,000	Fair
US 278 over Log Creek	1945	2,900	Fair