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S-13-20 over CSX Railroad

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

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

S-13-20 over CSX Railroad in Chesterfield 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 1999, making it 26 years old at the 2025 inventory.
It carries about 1,050 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 75 of the 201 inventoried bridges in Chesterfield County rated good (37.3%); 8 (4.0%) 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


Structure	Continuous prestressed concrete stringer or multi-beam girder
Length	about 173 ft
Location	9.5 Mi SE Chesterfield
NBI structure number	000000000009411
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Sc 9 over Thompson Creek	1932	9,900	Fair
Sc 151 over Fork Creek	1931	9,300	Fair
US 1 over Thompson Creek	1931	8,800	Fair
Sc 9 over Abrams Creek	1932	8,600	Good
Sc 9 over Spencer Mill Creek	1975	8,600	Fair
Sc 9 over Crews Branch	1932	7,800	Good