US Bridges

US 231; SR 53 over Airport Road

Fair

Madison County, Alabama · US 231 over Airport Road · Structure no. 015776

Built
1993
32 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
364 ft
3 main spans
Daily traffic
77,340
2021 count
Owner
State
State Highway Agency

About this bridge

US 231; SR 53 over Airport Road is a prestressed concrete stringer/multi-beam or girder carrying US 231; SR 53 over Airport Road in Madison County, Alabama. It was built in 1993, so it is 32 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 77,340 vehicles a day, roughly 3% of them trucks, projected to reach 108,276 by 2041. The structure is 364 ft (111 m) long and 114 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS 231; SR 53
CrossesAirport Road
LocationUS 231 over Airport Road
RouteU.S. Route 231
CountyMadison County
StateAlabama
Coordinates34.69008, -86.58048
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating64.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length364 ft (111 m)
Longest span140 ft (42.7 m)
Deck width114 ft (34.6 m)
Roadway width98 ft (29.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic77,340 (2021)
Projected traffic108,276 by 2041
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$10.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 231; SR 53 over Airport Road built?

It was built in 1993, making it 32 years old in 2025.

What condition is US 231; SR 53 over Airport Road in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does US 231; SR 53 over Airport Road carry?

About 77,340 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is US 231; SR 53 over Airport Road?

The structure is 364 ft (111 m) long with a longest span of 140 ft (42.7 m) and a deck 114 ft wide.

Who owns US 231; SR 53 over Airport Road?

It is owned by the State Highway Agency.