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S-25-54 over Whippy Swamp

Hampton County, South Carolina · rated Good in the 2025 National Bridge Inventory

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

S-25-54 over Whippy Swamp in Hampton County, South Carolina, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1997, making it 28 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 18 of the 113 inventoried bridges in Hampton County rated good (15.9%); 5 (4.4%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings

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

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