US Bridges

I-65 NB over SR 21

Fair

Escambia County, Alabama · JCT I-65 * SR 21 · Structure no. 008187

Built
1964
61 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Concrete Continuous
Length
238 ft
3 main spans
Daily traffic
11,998
2021 count
Owner
State
State Highway Agency

About this bridge

I-65 NB over SR 21 is a concrete continuous tee beam carrying I-65 NB over SR 21 in Escambia County, Alabama. It was built in 1964, so it is 61 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 5 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 11,998 vehicles a day, roughly 28% of them trucks, projected to reach 17,997 by 2041. The structure is 238 ft (72.5 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-65 NB
CrossesSR 21
LocationJCT I-65 * SR 21
RouteInterstate 65
CountyEscambia County
StateAlabama
Coordinates31.11039, -87.47456
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating38.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length238 ft (72.5 m)
Longest span90 ft (27.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,998 (2021)
Projected traffic17,997 by 2041
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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$2.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-65 NB over SR 21 built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-65 NB over SR 21 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 February 2025.

How much traffic does I-65 NB over SR 21 carry?

About 11,998 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is I-65 NB over SR 21?

The structure is 238 ft (72.5 m) long with a longest span of 90 ft (27.4 m) and a deck 33 ft wide.

Who owns I-65 NB over SR 21?

It is owned by the State Highway Agency.