US Bridges

Old Auburn Road over Apalachee River

Good

Gwinnett County, Georgia · 1.3 MI N of Dacula · Structure no. 000000013550930

Built
1970
55 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
40 ft
2 main spans
Daily traffic
1,530
2024 count
Owner
County
County Highway Agency

About this bridge

Old Auburn Road over Apalachee River is a steel continuous stringer/multi-beam or girder carrying Old Auburn Road over Apalachee River in Gwinnett County, Georgia. It was built in 1970, so it is 55 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 1,530 vehicles a day, roughly 1% of them trucks, projected to reach 1,920 by 2032. The structure is 40 ft (12.2 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesOld Auburn Road
CrossesApalachee River
Location1.3 MI N of Dacula
RouteCounty Highway 1944
StateGeorgia
Coordinates34.00479, -83.88606
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating77.9 US tons
Inventory rating50.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span22 ft (6.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,530 (2024)
Projected traffic1,920 by 2032
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$234,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Auburn Road over Apalachee River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Old Auburn Road over Apalachee River 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 August 2023.

How much traffic does Old Auburn Road over Apalachee River carry?

About 1,530 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Old Auburn Road over Apalachee River?

The structure is 40 ft (12.2 m) long with a longest span of 22 ft (6.7 m) and a deck 24 ft wide.

Who owns Old Auburn Road over Apalachee River?

It is owned by the County Highway Agency.