US Bridges

I-65 over Chickasaw Creek

Fair

Mobile County, Alabama · 3.8 MI N US 45 · Structure no. 017473

Built
2003
22 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
569 ft
3 main spans
Daily traffic
69,472
2022 count
Owner
State
State Highway Agency

About this bridge

I-65 over Chickasaw Creek is a prestressed concrete stringer/multi-beam or girder carrying I-65 over Chickasaw Creek in Mobile County, Alabama. It was built in 2003, so it is 22 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 69,472 vehicles a day, roughly 11% of them trucks, projected to reach 104,208 by 2042. The structure is 569 ft (173.4 m) long and 116 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-65
CrossesChickasaw Creek
Location3.8 MI N US 45
RouteInterstate 65
CountyMobile County
StateAlabama
Coordinates30.78688, -88.10042
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65.1 US tons
Inventory rating40.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+12 approach)
Design loadHS 20
Structure length569 ft (173.4 m)
Longest span46 ft (14 m)
Deck width116 ft (35.4 m)
Roadway width112 ft (34.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,472 (2022)
Projected traffic104,208 by 2042
Trucks11%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost$15.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-65 over Chickasaw Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is I-65 over Chickasaw Creek 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 May 2024.

How much traffic does I-65 over Chickasaw Creek carry?

About 69,472 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is I-65 over Chickasaw Creek?

The structure is 569 ft (173.4 m) long with a longest span of 46 ft (14 m) and a deck 116 ft wide.

Who owns I-65 over Chickasaw Creek?

It is owned by the State Highway Agency.