US Bridges

Old HWY US-431 over Flint River (relief 1)

Good

Madison County, Alabama · 2.6 MI E JCT US HWY 431_ · Structure no. 021199

Built
2021
4 years old
Condition
Good
inspected June 2024
Type
Other
Concrete
Length
315 ft
7 main spans
Daily traffic
1,949
2021 count
Owner
County
County Highway Agency

About this bridge

Old HWY US-431 over Flint River (relief 1) is a concrete other carrying Old HWY US-431 over Flint River (relief 1) in Madison County, Alabama. It was built in 2021, so it is 4 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,949 vehicles a day, roughly 1% of them trucks, projected to reach 2,338 by 2035. The structure is 315 ft (96 m) long and 49 ft wide.

CarriesOld HWY US-431
CrossesFlint River (relief 1)
Location2.6 MI E JCT US HWY 431_
RouteCounty Highway 220
StateAlabama
Coordinates34.64816, -86.44534
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating88.2 US tons
Inventory rating68.2 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length315 ft (96 m)
Longest span45 ft (13.7 m)
Deck width49 ft (14.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,949 (2021)
Projected traffic2,338 by 2035
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old HWY US-431 over Flint River (relief 1) built?

It was built in 2021, making it 4 years old in 2025.

What condition is Old HWY US-431 over Flint River (relief 1) in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Old HWY US-431 over Flint River (relief 1) carry?

About 1,949 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Old HWY US-431 over Flint River (relief 1)?

The structure is 315 ft (96 m) long with a longest span of 45 ft (13.7 m) and a deck 49 ft wide.

Who owns Old HWY US-431 over Flint River (relief 1)?

It is owned by the County Highway Agency.