US Bridges

I-65 over Walnut Creek (-)

Fair

Chilton County, Alabama · 2.5 MI S JCT SR 145 · Structure no. 005724

Built
1957
68 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
240 ft
5 main spans
Daily traffic
42,705
2021 count
Owner
State
State Highway Agency

About this bridge

I-65 over Walnut Creek (-) is a concrete tee beam carrying I-65 over Walnut Creek (-) in Chilton County, Alabama. It was built in 1957, so it is 68 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 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 42,705 vehicles a day, roughly 23% of them trucks, projected to reach 69,977 by 2041. The structure is 240 ft (73.2 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
CrossesWalnut Creek (-)
Location2.5 MI S JCT SR 145
RouteInterstate 65
CountyChilton County
StateAlabama
Coordinates32.85718, -86.60153
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60.2 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span48 ft (14.6 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,705 (2021)
Projected traffic69,977 by 2041
Trucks23%
Lanes on structure2
Traffic directionOne-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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-65 over Walnut Creek (-) built?

It was built in 1957, making it 68 years old in 2025.

What condition is I-65 over Walnut 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 September 2023.

How much traffic does I-65 over Walnut Creek (-) carry?

About 42,705 vehicles per day (2021 count), of which roughly 23% are trucks.

How long is I-65 over Walnut Creek (-)?

The structure is 240 ft (73.2 m) long with a longest span of 48 ft (14.6 m) and a deck 33 ft wide.

Who owns I-65 over Walnut Creek (-)?

It is owned by the State Highway Agency.