US Bridges

US 11 / SR 58 over Allison Creek

Fair

Dade County, Georgia · 6.5 MI SW of Trenton · Structure no. 000000008300040

Built
1921
104 years old, rebuilt 1938
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
144 ft
6 main spans
Daily traffic
1,610
2024 count
Owner
State
State Highway Agency

About this bridge

US 11 / SR 58 over Allison Creek is a concrete tee beam carrying US 11 / SR 58 over Allison Creek in Dade County, Georgia. It was built in 1921 and reconstructed in 1938, so it is 104 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.

It carries about 1,610 vehicles a day, roughly 8% of them trucks, projected to reach 1,980 by 2032. The structure is 144 ft (43.9 m) long and 25 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesUS 11 / SR 58
CrossesAllison Creek
Location6.5 MI SW of Trenton
RouteU.S. Route 11
CountyDade County
StateGeorgia
Coordinates34.77883, -85.53948
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating22.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length144 ft (43.9 m)
Longest span24 ft (7.3 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,610 (2024)
Projected traffic1,980 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$844,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 11 / SR 58 over Allison Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1938.

What condition is US 11 / SR 58 over Allison 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 July 2023.

How much traffic does US 11 / SR 58 over Allison Creek carry?

About 1,610 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is US 11 / SR 58 over Allison Creek?

The structure is 144 ft (43.9 m) long with a longest span of 24 ft (7.3 m) and a deck 25 ft wide.

Who owns US 11 / SR 58 over Allison Creek?

It is owned by the State Highway Agency.