US Bridges

Al - 79 South over Turkey Creek

Fair

Jefferson County, Alabama · .1 Mi.No.Al 151 · Structure no. 013041

Built
1983
42 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
246 ft
6 main spans
Daily traffic
7,695
2024 count
Owner
State
State Highway Agency

About this bridge

Al - 79 South over Turkey Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Al - 79 South over Turkey Creek in Jefferson County, Alabama. It was built in 1983, so it is 42 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 7,695 vehicles a day, roughly 7% of them trucks, projected to reach 9,520 by 2044. The structure is 246 ft (75 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAl - 79 South
CrossesTurkey Creek
Location.1 Mi.No.Al 151
RouteState Highway 79
StateAlabama
Coordinates33.69889, -86.68694
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length246 ft (75 m)
Longest span41 ft (12.5 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,695 (2024)
Projected traffic9,520 by 2044
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$2.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al - 79 South over Turkey Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Al - 79 South over Turkey 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 December 2023.

How much traffic does Al - 79 South over Turkey Creek carry?

About 7,695 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Al - 79 South over Turkey Creek?

The structure is 246 ft (75 m) long with a longest span of 41 ft (12.5 m) and a deck 43 ft wide.

Who owns Al - 79 South over Turkey Creek?

It is owned by the State Highway Agency.