US Bridges

AL-53 (US-231) over Kelly Creek

Good

Shelby County, Alabama · 1.4 MI So ST Clair CO LN · Structure no. 019720

Built
2017
8 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
555 ft
7 main spans
Daily traffic
4,370
2025 count
Owner
State
State Highway Agency

About this bridge

AL-53 (US-231) over Kelly Creek is a prestressed concrete stringer/multi-beam or girder carrying AL-53 (US-231) over Kelly Creek in Shelby County, Alabama. It was built in 2017, so it is 8 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,370 vehicles a day, roughly 10% of them trucks, projected to reach 8,690 by 2045. The structure is 555 ft (169.2 m) long and 47 ft wide.

CarriesAL-53 (US-231)
CrossesKelly Creek
Location1.4 MI So ST Clair CO LN
RouteU.S. Route 231
StateAlabama
Coordinates33.44749, -86.38698
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.4 US tons
Inventory rating58.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length555 ft (169.2 m)
Longest span140 ft (42.7 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic4,370 (2025)
Projected traffic8,690 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost$6.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was AL-53 (US-231) over Kelly Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is AL-53 (US-231) over Kelly Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2025.

How much traffic does AL-53 (US-231) over Kelly Creek carry?

About 4,370 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is AL-53 (US-231) over Kelly Creek?

The structure is 555 ft (169.2 m) long with a longest span of 140 ft (42.7 m) and a deck 47 ft wide.

Who owns AL-53 (US-231) over Kelly Creek?

It is owned by the State Highway Agency.