US Bridges

I-65 SB to I-10 EB over I-10 WB

Fair

Mobile County, Alabama · I-10 @ I-65 Interchange · Structure no. 008998

Built
1966
59 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
481 ft
3 main spans
Daily traffic
24,294
2023 count
Owner
State
State Highway Agency

About this bridge

I-65 SB to I-10 EB over I-10 WB is a concrete continuous box beam or girders - single or spread carrying I-65 SB to I-10 EB over I-10 WB in Mobile County, Alabama. It was built in 1966, so it is 59 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 24,294 vehicles a day, roughly 7% of them trucks, projected to reach 36,441 by 2043. The structure is 481 ft (146.6 m) long and 33 ft wide.

Location

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CarriesI-65 SB to I-10 EB
CrossesI-10 WB
LocationI-10 @ I-65 Interchange
RouteInterstate 65
CountyMobile County
StateAlabama
Coordinates30.62856, -88.11497
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating46.6 US tons
Inventory rating28 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+4 approach)
Design loadHS 20
Structure length481 ft (146.6 m)
Longest span125 ft (38.1 m)
Deck width33 ft (10.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,294 (2023)
Projected traffic36,441 by 2043
Trucks7%
Lanes on structure2
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$3.8 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-65 SB to I-10 EB over I-10 WB built?

It was built in 1966, making it 59 years old in 2025.

What condition is I-65 SB to I-10 EB over I-10 WB 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 June 2024.

How much traffic does I-65 SB to I-10 EB over I-10 WB carry?

About 24,294 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is I-65 SB to I-10 EB over I-10 WB?

The structure is 481 ft (146.6 m) long with a longest span of 125 ft (38.1 m) and a deck 33 ft wide.

Who owns I-65 SB to I-10 EB over I-10 WB?

It is owned by the State Highway Agency.