US Bridges

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

Fair

Mobile County, Alabama · I-10 @ I-65 Interchange · Structure no. 008997

Built
1966
59 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
300 ft
4 main spans
Daily traffic
28,030
2023 count
Owner
State
State Highway Agency

About this bridge

I-10 EB to I-65 NB over I-10 WB is a concrete continuous box beam or girders - single or spread carrying I-10 EB to I-65 NB 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 28,030 vehicles a day, roughly 14% of them trucks, projected to reach 42,045 by 2043. The structure is 300 ft (91.4 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-10 EB to I-65 NB
CrossesI-10 WB
LocationI-10 @ I-65 Interchange
RouteInterstate 65
CountyMobile County
StateAlabama
Coordinates30.62797, -88.118
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating72.2 US tons
Inventory rating43.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span86 ft (26.2 m)
Deck width33 ft (10.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,030 (2023)
Projected traffic42,045 by 2043
Trucks14%
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$2.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

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

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

What condition is I-10 EB to I-65 NB 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-10 EB to I-65 NB over I-10 WB carry?

About 28,030 vehicles per day (2023 count), of which roughly 14% are trucks.

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

The structure is 300 ft (91.4 m) long with a longest span of 86 ft (26.2 m) and a deck 33 ft wide.

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

It is owned by the State Highway Agency.