US Bridges

CO.RD.4 over Autauga Creek

Fair

Autauga County, Alabama · 1MI.EAST Spring Hilchurch · Structure no. 004008

Built
1951
74 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
342 ft
8 main spans
Daily traffic
7,000
1988 count
Owner
County
County Highway Agency

About this bridge

CO.RD.4 over Autauga Creek is a steel stringer/multi-beam or girder carrying CO.RD.4 over Autauga Creek in Autauga County, Alabama. It was built in 1951, so it is 74 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 7,000 vehicles a day, roughly 20% of them trucks, projected to reach 7,500 by 2034. The structure is 342 ft (104.2 m) long and 29 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesCO.RD.4
CrossesAutauga Creek
Location1MI.EAST Spring Hilchurch
RouteCounty Highway 4
CountyAutauga County
StateAlabama
Coordinates32.42706, -86.46101
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.2 US tons
Inventory rating42.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans8
Design loadHS 15
Structure length342 ft (104.2 m)
Longest span34 ft (10.4 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (1988)
Projected traffic7,500 by 2034
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$2.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO.RD.4 over Autauga Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is CO.RD.4 over Autauga 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 December 2023.

How much traffic does CO.RD.4 over Autauga Creek carry?

About 7,000 vehicles per day (1988 count), of which roughly 20% are trucks.

How long is CO.RD.4 over Autauga Creek?

The structure is 342 ft (104.2 m) long with a longest span of 34 ft (10.4 m) and a deck 29 ft wide.

Who owns CO.RD.4 over Autauga Creek?

It is owned by the County Highway Agency.