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US 431; SR 1 over Flint River Relief #5

Madison County, Alabama · rated Good in the 2025 National Bridge Inventory

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

US 431; SR 1 over Flint River Relief #5 in Madison County, Alabama, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1984, making it 41 years old at the 2025 inventory.
It carries about 11,225 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 281 of the 712 inventoried bridges in Madison County rated good (39.5%); 9 (1.3%) are rated poor.
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.

Component ratings


Structure	Continuous prestressed concrete stringer or multi-beam girder
Length	about 241 ft
Location	0.8 Mi S Flint River
NBI structure number	013221
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US231; US431; SR1 over Norfolk Southern	1991	127,353	Good
I565 * Ramps over Mcdonald Creek	1991	125,237	Fair
I565 * Ramps over Creek	1991	123,575	Fair
I-565; Alt US 72 over N/S R.R / City Streets	1991	98,210	Fair
I-565; Alt US 72 over N/S R.R / City Streets	1991	91,064	Fair
US 231 over Governors Dr * Branch	1978	83,768	Fair