US Bridges

Heath Road over South Prong Creek

FairPosted for load

Dooly County, Georgia · 3.8 MI E of Unadilla · Structure no. 000000009350280

Built
1930
95 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
3 main spans
Daily traffic
158
2024 count
Owner
County
County Highway Agency

About this bridge

Heath Road over South Prong Creek is a steel stringer/multi-beam or girder carrying Heath Road over South Prong Creek in Dooly County, Georgia. It was built in 1930, so it is 95 years old, older than the Georgia average of 47.5 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. Its operating status is: posted for load restriction.

It carries about 158 vehicles a day, roughly 1% of them trucks, projected to reach 60 by 2032. The structure is 60 ft (18.3 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHeath Road
CrossesSouth Prong Creek
Location3.8 MI E of Unadilla
RouteCounty Highway 232
StateGeorgia
Coordinates32.23634, -83.65525
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.9 US tons
Inventory rating20.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span20 ft (6.1 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic158 (2024)
Projected traffic60 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$352,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Heath Road over South Prong Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Heath Road over South Prong 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 June 2023.

How much traffic does Heath Road over South Prong Creek carry?

About 158 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Heath Road over South Prong Creek?

The structure is 60 ft (18.3 m) long with a longest span of 20 ft (6.1 m) and a deck 20 ft wide.

Who owns Heath Road over South Prong Creek?

It is owned by the County Highway Agency.