Bridge conditions in Colbert County, Alabama

172 inventoried bridges · 3 rated poor · 2025 National Bridge Inventory

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

Colbert County tracks close to typical: 3 of its 172 inventoried bridges (1.7%) are rated poor, against a national rate of about 7%.

• 3 of the 172 bridges in Colbert County, Alabama, are rated in poor condition (1.7%) in the 2025 National Bridge Inventory, as of August 20, 2026.
• 54 bridges (31.4%) are rated good and 115 (66.9%) fair.
• The median Colbert County bridge was built in 1974.
• The busiest poor-rated bridge is Frankfort Rd over Throckmorton Branch (built 1940), carrying about 1,550 vehicles a day.

Good 31.4% · Fair 66.9% · Poor 1.7% of 172 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Busiest bridges in the county

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of Alabama: Alabama bridge conditions by county · every download on the data page.

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