US Bridges

I-359 (+) over I-59

Fair

Tuscaloosa County, Alabama · 0.3 MI N JCT Skyland Blvd · Structure no. 010162

Built
1970
55 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete Continuous
Length
310 ft
4 main spans
Daily traffic
58,080
2021 count
Owner
State
State Highway Agency

About this bridge

I-359 (+) over I-59 is a concrete continuous tee beam carrying I-359 (+) over I-59 in Tuscaloosa County, Alabama. It was built in 1970, so it is 55 years old, older 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 58,080 vehicles a day, roughly 10% of them trucks, projected to reach 95,171 by 2041. The structure is 310 ft (94.5 m) long and 55 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-359 (+)
CrossesI-59
Location0.3 MI N JCT Skyland Blvd
RouteInterstate 359
CountyTuscaloosa County
StateAlabama
Coordinates33.16983, -87.5525
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 inspectionOctober 2023
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 alignment8: Equal to present desirable criteria
Operating rating77.2 US tons
Inventory rating46.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length310 ft (94.5 m)
Longest span85 ft (25.9 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (15.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,080 (2021)
Projected traffic95,171 by 2041
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost$4.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-359 (+) over I-59 built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-359 (+) over I-59 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 October 2023.

How much traffic does I-359 (+) over I-59 carry?

About 58,080 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is I-359 (+) over I-59?

The structure is 310 ft (94.5 m) long with a longest span of 85 ft (25.9 m) and a deck 55 ft wide.

Who owns I-359 (+) over I-59?

It is owned by the State Highway Agency.