US Bridges

Swanner Road over Dry Creek

Good

Seminole County, Georgia · 3.5 MI NE Donalsonville · Structure no. 000000025350030

Built
1976
49 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete
Length
120 ft
3 main spans
Daily traffic
500
2024 count
Owner
County
County Highway Agency

About this bridge

Swanner Road over Dry Creek is a concrete tee beam carrying Swanner Road over Dry Creek in Seminole County, Georgia. It was built in 1976, so it is 49 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 500 vehicles a day, roughly 1% of them trucks, projected to reach 900 by 2031. The structure is 120 ft (36.6 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSwanner Road
CrossesDry Creek
Location3.5 MI NE Donalsonville
RouteCounty Highway 18
StateGeorgia
Coordinates31.0691, -84.833
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating24.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2024)
Projected traffic900 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost$703,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Swanner Road over Dry Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Swanner Road over Dry Creek 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 July 2024.

How much traffic does Swanner Road over Dry Creek carry?

About 500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Swanner Road over Dry Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 30 ft wide.

Who owns Swanner Road over Dry Creek?

It is owned by the County Highway Agency.