US Bridges

US231; US431; SR1 over Clinton Ave

Fair

Madison County, Alabama · JCT US 231 * Clinton Ave · Structure no. 015405

Built
1991
34 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
238 ft
2 main spans
Daily traffic
63,677
2022 count
Owner
State
State Highway Agency

About this bridge

US231; US431; SR1 over Clinton Ave is a prestressed concrete continuous stringer/multi-beam or girder carrying US231; US431; SR1 over Clinton Ave in Madison County, Alabama. It was built in 1991, so it is 34 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 63,677 vehicles a day, roughly 2% of them trucks, projected to reach 89,147 by 2042. The structure is 238 ft (72.5 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesUS231; US431; SR1
CrossesClinton Ave
LocationJCT US 231 * Clinton Ave
RouteU.S. Route 231
CountyMadison County
StateAlabama
Coordinates34.72563, -86.59642
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating83.4 US tons
Inventory rating45.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length238 ft (72.5 m)
Longest span120 ft (36.6 m)
Deck width67 ft (20.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63,677 (2022)
Projected traffic89,147 by 2042
Trucks2%
Lanes on structure4
Traffic directionOne-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$4.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US231; US431; SR1 over Clinton Ave built?

It was built in 1991, making it 34 years old in 2025.

What condition is US231; US431; SR1 over Clinton Ave 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 October 2023.

How much traffic does US231; US431; SR1 over Clinton Ave carry?

About 63,677 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is US231; US431; SR1 over Clinton Ave?

The structure is 238 ft (72.5 m) long with a longest span of 120 ft (36.6 m) and a deck 67 ft wide.

Who owns US231; US431; SR1 over Clinton Ave?

It is owned by the State Highway Agency.