US 17 Alt over RR Csxt

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

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

• US 17 Alt over RR Csxt in Beaufort 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 8 (very good condition) on the 0-9 scale.
• It was built in 2024, making it 1 years old at the 2025 inventory.
• It carries about 9,800 vehicles a day (traffic count year 2023).
• Its listed owner is the state highway agency.
• It is one of 28 of the 72 inventoried bridges in Beaufort County rated good (38.9%); 4 (5.6%) are rated poor.
• Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
• It does not appear under this structure number in the 2024 inventory (a new or renumbered structure).
• Its most recent inspection on record is dated September 2024, on a 24-month routine inspection cycle.
• 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.

View this bridge on a map → (32.67394, -80.85869)

Component ratings

Bridge details

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

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Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.