US Bridges

Clarks Mill Road over Duhart Creek

GoodPosted for load

Jefferson County, Georgia · 7 MI NW of Louisville · Structure no. 000000016300370

Built
1976
49 years old
Condition
Good
inspected May 2024
Type
Tee Beam
Concrete
Length
144 ft
4 main spans
Daily traffic
410
2024 count
Owner
County
County Highway Agency

About this bridge

Clarks Mill Road over Duhart Creek is a concrete tee beam carrying Clarks Mill Road over Duhart Creek in Jefferson County, Georgia. It was built in 1976, so it is 49 years old, older than the Georgia average of 47.5 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. Its operating status is: posted for load restriction.

It carries about 410 vehicles a day, roughly 1% of them trucks, projected to reach 660 by 2031. The structure is 144 ft (43.9 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesClarks Mill Road
CrossesDuhart Creek
Location7 MI NW of Louisville
RouteCounty Highway 791
StateGeorgia
Coordinates33.07814, -82.47058
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating20.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length144 ft (43.9 m)
Longest span36 ft (11 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2024)
Projected traffic660 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-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$844,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Clarks Mill Road over Duhart Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Clarks Mill Road over Duhart 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 May 2024.

How much traffic does Clarks Mill Road over Duhart Creek carry?

About 410 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Clarks Mill Road over Duhart Creek?

The structure is 144 ft (43.9 m) long with a longest span of 36 ft (11 m) and a deck 34 ft wide.

Who owns Clarks Mill Road over Duhart Creek?

It is owned by the County Highway Agency.