US Bridges

I-359 over US 43 US 11 Ns-Rr

Fair

Tuscaloosa County, Alabama · 1.8 MI N JCT Skyland Blvd · Structure no. 012907

Built
1983
42 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
4,364 ft
27 main spans
Daily traffic
57,667
2021 count
Owner
State
State Highway Agency

About this bridge

I-359 over US 43 US 11 Ns-Rr is a steel stringer/multi-beam or girder carrying I-359 over US 43 US 11 Ns-Rr in Tuscaloosa County, Alabama. It was built in 1983, so it is 42 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 57,667 vehicles a day, roughly 10% of them trucks, projected to reach 77,669 by 2041. The structure is 4,364 ft (1,330.1 m) long and 118 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI-359
CrossesUS 43 US 11 Ns-Rr
Location1.8 MI N JCT Skyland Blvd
RouteInterstate 359
CountyTuscaloosa County
StateAlabama
Coordinates33.18967, -87.5605
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.5 US tons
Inventory rating37.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans27 (+38 approach)
Design loadHS 20
Structure length4,364 ft (1,330.1 m)
Longest span126 ft (38.4 m)
Deck width118 ft (35.9 m)
Roadway width113 ft (34.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,667 (2021)
Projected traffic77,669 by 2041
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.7 mi (6 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$117.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-359 over US 43 US 11 Ns-Rr built?

It was built in 1983, making it 42 years old in 2025.

What condition is I-359 over US 43 US 11 Ns-Rr 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 US 43 US 11 Ns-Rr carry?

About 57,667 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is I-359 over US 43 US 11 Ns-Rr?

The structure is 4,364 ft (1,330.1 m) long with a longest span of 126 ft (38.4 m) and a deck 118 ft wide.

Who owns I-359 over US 43 US 11 Ns-Rr?

It is owned by the State Highway Agency.