US Bridges

I-65 SB over US 43

Fair

Mobile County, Alabama · Satsuma/Creola City Limit · Structure no. 010197

Built
1970
55 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
445 ft
4 main spans
Daily traffic
12,123
2022 count
Owner
State
State Highway Agency

About this bridge

I-65 SB over US 43 is a steel continuous stringer/multi-beam or girder carrying I-65 SB over US 43 in Mobile 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 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 12,123 vehicles a day, roughly 30% of them trucks, projected to reach 18,184 by 2042. The structure is 445 ft (135.6 m) long and 55 ft wide.

Location

Open in Google Maps
CarriesI-65 SB
CrossesUS 43
LocationSatsuma/Creola City Limit
RouteInterstate 65
CountyMobile County
StateAlabama
Coordinates30.87699, -88.04512
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating63.9 US tons
Inventory rating38.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length445 ft (135.6 m)
Longest span133 ft (40.5 m)
Deck width55 ft (16.7 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,123 (2022)
Projected traffic18,184 by 2042
Trucks30%
Lanes on structure3
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 proposedNone recorded
Estimated improvement cost$5.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-65 SB over US 43 built?

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

What condition is I-65 SB over US 43 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 over US 43 carry?

About 12,123 vehicles per day (2022 count), of which roughly 30% are trucks.

How long is I-65 SB over US 43?

The structure is 445 ft (135.6 m) long with a longest span of 133 ft (40.5 m) and a deck 55 ft wide.

Who owns I-65 SB over US 43?

It is owned by the State Highway Agency.