US Bridges

Riverside Road over Big Creek

FairPosted for load

Fulton County, Georgia · In South Roswell · Structure no. 000000012103040

Built
1958
67 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete
Length
160 ft
4 main spans
Daily traffic
12,800
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Riverside Road over Big Creek is a concrete tee beam carrying Riverside Road over Big Creek in Fulton 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 12,800 vehicles a day, roughly 1% of them trucks, projected to reach 16,365 by 2030. The structure is 160 ft (48.8 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRiverside Road
CrossesBig Creek
LocationIn South Roswell
RouteCounty Highway 9408
StateGeorgia
Coordinates34.00639, -84.34986
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19 US tons
Inventory rating10.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,800 (2024)
Projected traffic16,365 by 2030
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$938,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Riverside Road over Big Creek built?

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

What condition is Riverside Road over Big 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 2024.

How much traffic does Riverside Road over Big Creek carry?

About 12,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Riverside Road over Big Creek?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns Riverside Road over Big Creek?

It is owned by the City or Municipal Highway Agency.