US Bridges

Carson Road over Blacks Creek

Good

Franklin County, Georgia · 11.5 MI SW of Carnesville · Structure no. 000000011950720

Built
1961
64 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
500
2024 count
Owner
County
County Highway Agency

About this bridge

Carson Road over Blacks Creek is a concrete culvert carrying Carson Road over Blacks Creek in Franklin County, Georgia. It was built in 1961, so it is 64 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.

It carries about 500 vehicles a day, roughly 1% of them trucks, projected to reach 555 by 2031. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCarson Road
CrossesBlacks Creek
Location11.5 MI SW of Carnesville
RouteCounty Highway 379
StateGeorgia
Coordinates34.23312, -83.3457
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2024)
Projected traffic555 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$188,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Carson Road over Blacks Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Carson Road over Blacks 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 September 2024.

How much traffic does Carson Road over Blacks Creek carry?

About 500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Carson Road over Blacks Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Carson Road over Blacks Creek?

It is owned by the County Highway Agency.