US Bridges

15th Street South over Valley Creek

FairPosted for load

Jefferson County, Alabama · 15th St. So. * 22nd Ave. · Structure no. 003880

Built
1950
75 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
199 ft
3 main spans
Daily traffic
4,500
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

15th Street South over Valley Creek is a steel continuous stringer/multi-beam or girder carrying 15th Street South over Valley Creek in Jefferson County, Alabama. It was built in 1950, so it is 75 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 4,500 vehicles a day, roughly 3% of them trucks, projected to reach 3,500 by 2043. The structure is 199 ft (60.7 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries15th Street South
CrossesValley Creek
Location15th St. So. * 22nd Ave.
RouteCity Street 148
StateAlabama
Coordinates33.41345, -86.98393
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadH 15
Structure length199 ft (60.7 m)
Longest span50 ft (15.2 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2023)
Projected traffic3,500 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$1.5 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 15th Street South over Valley Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is 15th Street South over Valley 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 July 2023.

How much traffic does 15th Street South over Valley Creek carry?

About 4,500 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is 15th Street South over Valley Creek?

The structure is 199 ft (60.7 m) long with a longest span of 50 ft (15.2 m) and a deck 29 ft wide.

Who owns 15th Street South over Valley Creek?

It is owned by the City or Municipal Highway Agency.