US Bridges

CO Rt 10 over Coal Creek

Fair

DeKalb County, Alabama · 1.25 MI N Aroney T9SR5E · Structure no. 000007

Built
1993
32 years old
Condition
Fair
inspected March 2023
Type
Channel Beam
Concrete
Length
72 ft
3 main spans
Daily traffic
180
2023 count
Owner
County
County Highway Agency

About this bridge

CO Rt 10 over Coal Creek is a concrete channel beam carrying CO Rt 10 over Coal Creek in DeKalb County, Alabama. It was built in 1993, so it is 32 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 180 vehicles a day, roughly 5% of them trucks, projected to reach 268 by 2043. The structure is 72 ft (21.9 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCO Rt 10
CrossesCoal Creek
Location1.25 MI N Aroney T9SR5E
RouteCounty Highway 10
StateAlabama
Coordinates34.23421, -86.07053
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.4 US tons
Inventory rating36.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span24 ft (7.3 m)
Deck width25 ft (7.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2023)
Projected traffic268 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost$542,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Rt 10 over Coal Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is CO Rt 10 over Coal 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 March 2023.

How much traffic does CO Rt 10 over Coal Creek carry?

About 180 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is CO Rt 10 over Coal Creek?

The structure is 72 ft (21.9 m) long with a longest span of 24 ft (7.3 m) and a deck 25 ft wide.

Who owns CO Rt 10 over Coal Creek?

It is owned by the County Highway Agency.