US Bridges

SR 109 over Chattahoochee River

Fair

Troup County, Georgia · 6.3 MI W of Lagrange · Structure no. 000000028500320

Built
1972
53 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
824 ft
6 main spans
Daily traffic
5,810
2024 count
Owner
State
State Highway Agency

About this bridge

SR 109 over Chattahoochee River is a steel continuous stringer/multi-beam or girder carrying SR 109 over Chattahoochee River in Troup County, Georgia. It was built in 1972, so it is 53 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 5,810 vehicles a day, roughly 1% of them trucks, projected to reach 7,065 by 2032. The structure is 824 ft (251.2 m) long and 47 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesSR 109
CrossesChattahoochee River
Location6.3 MI W of Lagrange
RouteState Highway 109
StateGeorgia
Coordinates33.02952, -85.16436
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
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 rating51.9 US tons
Inventory rating31 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length824 ft (251.2 m)
Longest span192 ft (58.5 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,810 (2024)
Projected traffic7,065 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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$4.8 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 109 over Chattahoochee River built?

It was built in 1972, making it 53 years old in 2025.

What condition is SR 109 over Chattahoochee River 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 SR 109 over Chattahoochee River carry?

About 5,810 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 109 over Chattahoochee River?

The structure is 824 ft (251.2 m) long with a longest span of 192 ft (58.5 m) and a deck 47 ft wide.

Who owns SR 109 over Chattahoochee River?

It is owned by the State Highway Agency.