US Bridges

I - 20/59 East over I - 20/59 West

Good

Jefferson County, Alabama · I - 20/59 / I - 20/59 · Structure no. 019485

Built
2004
21 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
413 ft
3 main spans
Daily traffic
157,350
2025 count
Owner
State
State Highway Agency

About this bridge

I - 20/59 East over I - 20/59 West is a prestressed concrete stringer/multi-beam or girder carrying I - 20/59 East over I - 20/59 West in Jefferson County, Alabama. It was built in 2004, so it is 21 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 157,350 vehicles a day, roughly 10% of them trucks, projected to reach 168,249 by 2045. The structure is 413 ft (125.9 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI - 20/59 East
CrossesI - 20/59 West
LocationI - 20/59 / I - 20/59
RouteInterstate 20
StateAlabama
Coordinates33.52056, -86.82444
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating77.2 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length413 ft (125.9 m)
Longest span165 ft (50.3 m)
Deck width67 ft (20.3 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic157,350 (2025)
Projected traffic168,249 by 2045
Trucks10%
Lanes on structure4
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$6.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I - 20/59 East over I - 20/59 West built?

It was built in 2004, making it 21 years old in 2025.

What condition is I - 20/59 East over I - 20/59 West 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 I - 20/59 East over I - 20/59 West carry?

About 157,350 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is I - 20/59 East over I - 20/59 West?

The structure is 413 ft (125.9 m) long with a longest span of 165 ft (50.3 m) and a deck 67 ft wide.

Who owns I - 20/59 East over I - 20/59 West?

It is owned by the State Highway Agency.