US Bridges

I65 Nbl over Catoma Creek

Fair

Montgomery County, Alabama · 1.4 Mi.S.Of Sou.Blvd. · Structure no. 015507

Built
1966
59 years old, rebuilt 1992
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete Continuous
Length
991 ft
3 main spans
Daily traffic
32,555
2013 count
Owner
State
State Highway Agency

About this bridge

I65 Nbl over Catoma Creek is a concrete continuous tee beam carrying I65 Nbl over Catoma Creek in Montgomery County, Alabama. It was built in 1966 and reconstructed in 1992, 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 32,555 vehicles a day, roughly 16% of them trucks, projected to reach 41,245 by 2033. The structure is 991 ft (302.1 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI65 Nbl
CrossesCatoma Creek
Location1.4 Mi.S.Of Sou.Blvd.
RouteInterstate 65
StateAlabama
Coordinates32.31525, -86.33652
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+23 approach)
Design loadHS 20
Structure length991 ft (302.1 m)
Longest span80 ft (24.4 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,555 (2013)
Projected traffic41,245 by 2033
Trucks16%
Lanes on structure4
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 proposedNone recorded
Estimated improvement cost$16 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I65 Nbl over Catoma Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1992.

What condition is I65 Nbl over Catoma 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 June 2023.

How much traffic does I65 Nbl over Catoma Creek carry?

About 32,555 vehicles per day (2013 count), of which roughly 16% are trucks.

How long is I65 Nbl over Catoma Creek?

The structure is 991 ft (302.1 m) long with a longest span of 80 ft (24.4 m) and a deck 71 ft wide.

Who owns I65 Nbl over Catoma Creek?

It is owned by the State Highway Agency.