US Bridges

I - 459 South over Old US 11

Fair

Jefferson County, Alabama · I459 * Old US11 · Structure no. 012695

Built
1982
43 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
264 ft
3 main spans
Daily traffic
23,500
2024 count
Owner
State
State Highway Agency

About this bridge

I - 459 South over Old US 11 is a steel continuous stringer/multi-beam or girder carrying I - 459 South over Old US 11 in Jefferson County, Alabama. It was built in 1982, so it is 43 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 23,500 vehicles a day, roughly 22% of them trucks, projected to reach 29,714 by 2044. The structure is 264 ft (80.4 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI - 459 South
CrossesOld US 11
LocationI459 * Old US11
RouteInterstate 459
CountyJefferson County
StateAlabama
Coordinates33.33713, -87.01045
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.8 US tons
Inventory rating29.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length264 ft (80.4 m)
Longest span100 ft (30.5 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,500 (2024)
Projected traffic29,714 by 2044
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I - 459 South over Old US 11 built?

It was built in 1982, making it 43 years old in 2025.

What condition is I - 459 South over Old US 11 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 September 2024.

How much traffic does I - 459 South over Old US 11 carry?

About 23,500 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is I - 459 South over Old US 11?

The structure is 264 ft (80.4 m) long with a longest span of 100 ft (30.5 m) and a deck 44 ft wide.

Who owns I - 459 South over Old US 11?

It is owned by the State Highway Agency.