US Bridges

Al - 79 over Cedar Creek

Fair

Jefferson County, Alabama · @ 3rd Ave. · Structure no. 005604

Built
1957
68 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
26,410
2024 count
Owner
State
State Highway Agency

About this bridge

Al - 79 over Cedar Creek is a concrete culvert carrying Al - 79 over Cedar Creek in Jefferson County, Alabama. It was built in 1957, so it is 68 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 26,410 vehicles a day, roughly 7% of them trucks, projected to reach 32,675 by 2044. The structure is 37 ft (11.3 m) long.

CarriesAl - 79
CrossesCedar Creek
Location@ 3rd Ave.
RouteState Highway 79
StateAlabama
Coordinates33.60917, -86.74722
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,410 (2024)
Projected traffic32,675 by 2044
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al - 79 over Cedar Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is Al - 79 over Cedar 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 2024.

How much traffic does Al - 79 over Cedar Creek carry?

About 26,410 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Al - 79 over Cedar Creek?

The structure is 37 ft (11.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Al - 79 over Cedar Creek?

It is owned by the State Highway Agency.