US Bridges

CO 91 over Harbuck Creek

Good

Clay County, Alabama · 1.0 M N Clevelands X Rds · Structure no. 014938

Built
1989
36 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
232
2016 count
Owner
County
County Highway Agency

About this bridge

CO 91 over Harbuck Creek is a concrete culvert carrying CO 91 over Harbuck Creek in Clay County, Alabama. It was built in 1989, so it is 36 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 232 vehicles a day, roughly 4% of them trucks, projected to reach 345 by 2036. The structure is 22 ft (6.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCO 91
CrossesHarbuck Creek
Location1.0 M N Clevelands X Rds
RouteCounty Highway 91
StateAlabama
Coordinates33.12714, -85.97686
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.2 US tons
Inventory rating35.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width43 ft (13 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic232 (2016)
Projected traffic345 by 2036
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$347,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 91 over Harbuck Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is CO 91 over Harbuck Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does CO 91 over Harbuck Creek carry?

About 232 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is CO 91 over Harbuck Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 43 ft wide.

Who owns CO 91 over Harbuck Creek?

It is owned by the County Highway Agency.