US Bridges

CO 40 over I65

Fair

Autauga County, Alabama · 2.2 MI N of US 31 · Structure no. 008557

Built
1965
60 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
280 ft
4 main spans
Daily traffic
700
2009 count
Owner
State
State Highway Agency

About this bridge

CO 40 over I65 is a steel stringer/multi-beam or girder carrying CO 40 over I65 in Autauga County, Alabama. It was built in 1965, so it is 60 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 700 vehicles a day, roughly 4% of them trucks, projected to reach 1,500 by 2029. The structure is 280 ft (85.3 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCO 40
CrossesI65
Location2.2 MI N of US 31
RouteCounty Highway 40
CountyAutauga County
StateAlabama
Coordinates32.57908, -86.47008
Functional classRural Major Collector

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.
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 inspectionJanuary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating61.9 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length280 ft (85.3 m)
Longest span70 ft (21.3 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2009)
Projected traffic1,500 by 2029
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

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)
NavigationNot applicable (no waterway)

Frequently asked questions

When was CO 40 over I65 built?

It was built in 1965, making it 60 years old in 2025.

What condition is CO 40 over I65 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 January 2025.

How much traffic does CO 40 over I65 carry?

About 700 vehicles per day (2009 count), of which roughly 4% are trucks.

How long is CO 40 over I65?

The structure is 280 ft (85.3 m) long with a longest span of 70 ft (21.3 m) and a deck 29 ft wide.

Who owns CO 40 over I65?

It is owned by the State Highway Agency.