US Bridges

Brown Road over Swamp Creek

FairPosted for load

Clayton County, Georgia · 1 MI SW of Jonesboro · Structure no. 000000006350160

Built
1958
67 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
42 ft
2 main spans
Daily traffic
2,730
2024 count
Owner
County
County Highway Agency

About this bridge

Brown Road over Swamp Creek is a steel continuous stringer/multi-beam or girder carrying Brown Road over Swamp Creek in Clayton County, Georgia. It was built in 1958, so it is 67 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 2,730 vehicles a day, roughly 1% of them trucks, projected to reach 2,895 by 2032. The structure is 42 ft (12.8 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBrown Road
CrossesSwamp Creek
Location1 MI SW of Jonesboro
RouteCounty Highway 506
StateGeorgia
Coordinates33.49822, -84.36895
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating12.9 US tons
Inventory rating5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,730 (2024)
Projected traffic2,895 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$629,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Brown Road over Swamp Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Brown Road over Swamp 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 April 2023.

How much traffic does Brown Road over Swamp Creek carry?

About 2,730 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Brown Road over Swamp Creek?

The structure is 42 ft (12.8 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns Brown Road over Swamp Creek?

It is owned by the County Highway Agency.