US Bridges

I - 459 North over Al - 150

Fair

Jefferson County, Alabama · I459 * Al 150 · Structure no. 012716

Built
1982
43 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
299 ft
1 main span
Daily traffic
34,985
2024 count
Owner
State
State Highway Agency

About this bridge

I - 459 North over Al - 150 is a steel continuous stringer/multi-beam or girder carrying I - 459 North over Al - 150 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 34,985 vehicles a day, roughly 17% of them trucks, projected to reach 44,236 by 2044. The structure is 299 ft (91.2 m) long and 59 ft wide.

CarriesI - 459 North
CrossesAl - 150
LocationI459 * Al 150
RouteInterstate 459
StateAlabama
Coordinates33.35628, -86.85106
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.8 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length299 ft (91.2 m)
Longest span132 ft (40.2 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,985 (2024)
Projected traffic44,236 by 2044
Trucks17%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$4.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I - 459 North over Al - 150 built?

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

What condition is I - 459 North over Al - 150 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 North over Al - 150 carry?

About 34,985 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is I - 459 North over Al - 150?

The structure is 299 ft (91.2 m) long with a longest span of 132 ft (40.2 m) and a deck 59 ft wide.

Who owns I - 459 North over Al - 150?

It is owned by the State Highway Agency.