US Bridges

US 29- SR8 over Jackson Creek

Fair

Gwinnett County, Georgia · In Lilburn City Limits · Structure no. 000000013500010

Built
1973
52 years old, rebuilt 1983
Condition
Fair
inspected November 2023
Type
Tee Beam
Concrete
Length
120 ft
3 main spans
Daily traffic
30,300
2024 count
Owner
State
State Highway Agency

About this bridge

US 29- SR8 over Jackson Creek is a concrete tee beam carrying US 29- SR8 over Jackson Creek in Gwinnett County, Georgia. It was built in 1973 and reconstructed in 1983, so it is 52 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 30,300 vehicles a day, roughly 1% of them trucks, projected to reach 37,065 by 2032. The structure is 120 ft (36.6 m) long and 93 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 29- SR8
CrossesJackson Creek
LocationIn Lilburn City Limits
RouteU.S. Route 29
StateGeorgia
Coordinates33.89725, -84.13886
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating21.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width93 ft (28.4 m)
Roadway width79 ft (24 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,300 (2024)
Projected traffic37,065 by 2032
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 29- SR8 over Jackson Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 1983.

What condition is US 29- SR8 over Jackson 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 November 2023.

How much traffic does US 29- SR8 over Jackson Creek carry?

About 30,300 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is US 29- SR8 over Jackson Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 93 ft wide.

Who owns US 29- SR8 over Jackson Creek?

It is owned by the State Highway Agency.