US Bridges

US 231 over Muckleroy Creek

Fair

St. Clair County, Alabama · .4 Mi.No.Us 11 · Structure no. 003274

Built
1948
77 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
160 ft
5 main spans
Daily traffic
5,520
2023 count
Owner
State
State Highway Agency

About this bridge

US 231 over Muckleroy Creek is a concrete tee beam carrying US 231 over Muckleroy Creek in St. Clair County, Alabama. It was built in 1948, so it is 77 years old, older 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 5,520 vehicles a day, roughly 10% of them trucks, projected to reach 7,175 by 2043. The structure is 160 ft (48.8 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesUS 231
CrossesMuckleroy Creek
Location.4 Mi.No.Us 11
RouteU.S. Route 231
CountySt. Clair County
StateAlabama
Coordinates33.87833, -86.30389
Functional classRural Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.5 US tons
Inventory rating26.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length160 ft (48.8 m)
Longest span32 ft (9.8 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,520 (2023)
Projected traffic7,175 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.3 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 231 over Muckleroy Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is US 231 over Muckleroy Creek 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 September 2023.

How much traffic does US 231 over Muckleroy Creek carry?

About 5,520 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 231 over Muckleroy Creek?

The structure is 160 ft (48.8 m) long with a longest span of 32 ft (9.8 m) and a deck 29 ft wide.

Who owns US 231 over Muckleroy Creek?

It is owned by the State Highway Agency.