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Ramp on I-26 WB over Montford Ave

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

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

Ramp on I-26 WB over Montford Ave in Charleston 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 substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1968, making it 57 years old at the 2025 inventory.
It carries about 5,500 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 189 of the 339 inventoried bridges in Charleston County rated fair (55.8%); 9 (2.7%) 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	Steel stringer or multi-beam girder
Length	about 325 ft
Location	In Charleston
NBI structure number	000000000005235
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-26 over RR NS Spur & Taylor St	1964	170,100	Fair
I-26 over Goose Creek	1960	109,600	Fair
I-26 over RR Csxt	1963	94,100	Poor
US 17 over RR Csxt & US 52 Bus	2005	94,100	Fair
US 17 over Marsh	2005	94,100	Good
US 17 over Cooper River Town Creek	2005	94,100	Good