US Bridges

Al - 38 East over Muddy Prong Creek

Fair

Shelby County, Alabama · US 280 * Muddy Prong Ck · Structure no. 011654

Built
1976
49 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
238 ft
4 main spans
Daily traffic
9,075
2023 count
Owner
State
State Highway Agency

About this bridge

Al - 38 East over Muddy Prong Creek is a steel stringer/multi-beam or girder carrying Al - 38 East over Muddy Prong Creek in Shelby County, Alabama. It was built in 1976, so it is 49 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 9,075 vehicles a day, roughly 15% of them trucks, projected to reach 11,937 by 2043. The structure is 238 ft (72.4 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesAl - 38 East
CrossesMuddy Prong Creek
LocationUS 280 * Muddy Prong Ck
RouteU.S. Route 280
StateAlabama
Coordinates33.3529, -86.5264
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
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating41.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length238 ft (72.4 m)
Longest span65 ft (19.8 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,075 (2023)
Projected traffic11,937 by 2043
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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$2.6 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al - 38 East over Muddy Prong Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Al - 38 East over Muddy Prong 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 - 38 East over Muddy Prong Creek carry?

About 9,075 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Al - 38 East over Muddy Prong Creek?

The structure is 238 ft (72.4 m) long with a longest span of 65 ft (19.8 m) and a deck 42 ft wide.

Who owns Al - 38 East over Muddy Prong Creek?

It is owned by the State Highway Agency.