US Bridges

Ramp to US 280 over I - 459

Fair

Jefferson County, Alabama · I459 * US 280 Intr · Structure no. 012306

Built
1980
45 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
374 ft
1 main span
Daily traffic
8,001
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp to US 280 over I - 459 is a steel stringer/multi-beam or girder carrying Ramp to US 280 over I - 459 in Jefferson County, Alabama. It was built in 1980, so it is 45 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 8,001 vehicles a day, roughly 14% of them trucks, projected to reach 10,116 by 2044. The structure is 374 ft (114 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesRamp to US 280
CrossesI - 459
LocationI459 * US 280 Intr
RouteInterstate 459
CountyJefferson County
StateAlabama
Coordinates33.44081, -86.73209
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 inspectionNovember 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating67.7 US tons
Inventory rating40.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadHS 20
Structure length374 ft (114 m)
Longest span113 ft (34.4 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,001 (2024)
Projected traffic10,116 by 2044
Trucks14%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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$2.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp to US 280 over I - 459 built?

It was built in 1980, making it 45 years old in 2025.

What condition is Ramp to US 280 over I - 459 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 November 2024.

How much traffic does Ramp to US 280 over I - 459 carry?

About 8,001 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Ramp to US 280 over I - 459?

The structure is 374 ft (114 m) long with a longest span of 113 ft (34.4 m) and a deck 28 ft wide.

Who owns Ramp to US 280 over I - 459?

It is owned by the State Highway Agency.