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S-46-74 over Mitchell Branch

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

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

S-46-74 over Mitchell Branch in York 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 5 (fair condition) on the 0-9 scale.
It was built in 1958, making it 67 years old at the 2025 inventory.
It carries about 400 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 146 of the 288 inventoried bridges in York County rated fair (50.7%); 22 (7.6%) 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
I-77 over Steel Creek	1973	130,800	Fair
I-77 over S-46-1441	1973	130,800	Fair
I-77 over S-46-100	1973	125,800	Fair
I-77 over Catawba River	1973	124,700	Fair
I-77 over US 21	1973	92,100	Fair
I-77 over Trib-catawba River	1975	92,100	Fair