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US 17 Bus SB over US 17

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

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

US 17 Bus SB over US 17 in Horry 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 superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1980, making it 45 years old at the 2025 inventory.
It carries about 13,550 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 231 of the 480 inventoried bridges in Horry County rated fair (48.1%); 24 (5.0%) 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


Structure	Continuous steel stringer or multi-beam girder
Length	about 333 ft
Location	at Murrells Inlet
NBI structure number	000000000007382
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 501 over Intercoastal Waterway	1963	63,800	Fair
US 501 Byp over U.S.701	1958	56,800	Poor
US 501 Byp over Waccamaw River	1958	56,800	Poor
S-26-1315 over Grissom Parkway Tunnel	2002	55,000	Good
S-26-1315 over Sc 31	2002	55,000	Good
S-26-1315 over L-6311	2002	55,000	Good