US Bridges

SR 15ALT-US129 over SR 10 Loop

Good

Clarke County, Georgia · 2.5 MI W of Athens Sq · Structure no. 000000005900290

Built
1960
65 years old, rebuilt 1997
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
275 ft
6 main spans
Daily traffic
27,200
2024 count
Owner
State
State Highway Agency

About this bridge

SR 15ALT-US129 over SR 10 Loop is a steel stringer/multi-beam or girder carrying SR 15ALT-US129 over SR 10 Loop in Clarke County, Georgia. It was built in 1960 and reconstructed in 1997, so it is 65 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 27,200 vehicles a day, roughly 1% of them trucks, projected to reach 32,655 by 2031. The structure is 275 ft (83.8 m) long and 131 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 15ALT-US129
CrossesSR 10 Loop
Location2.5 MI W of Athens Sq
RouteU.S. Route 129
StateGeorgia
Coordinates33.97188, -83.41212
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating34.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length275 ft (83.8 m)
Longest span67 ft (20.4 m)
Deck width131 ft (39.8 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,200 (2024)
Projected traffic32,655 by 2031
Trucks1%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 15ALT-US129 over SR 10 Loop built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1997.

What condition is SR 15ALT-US129 over SR 10 Loop 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 April 2023.

How much traffic does SR 15ALT-US129 over SR 10 Loop carry?

About 27,200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 15ALT-US129 over SR 10 Loop?

The structure is 275 ft (83.8 m) long with a longest span of 67 ft (20.4 m) and a deck 131 ft wide.

Who owns SR 15ALT-US129 over SR 10 Loop?

It is owned by the State Highway Agency.