US Bridges

Louisville Road over I-20

GoodPosted for load

Columbia County, Georgia · 5.2 MI NW of Grovetown · Structure no. 000000007300400

Built
1966
59 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
315 ft
4 main spans
Daily traffic
2,710
2024 count
Owner
State
State Highway Agency

About this bridge

Louisville Road over I-20 is a steel continuous stringer/multi-beam or girder carrying Louisville Road over I-20 in Columbia County, Georgia. It was built in 1966, so it is 59 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. Its operating status is: posted for load restriction.

It carries about 2,710 vehicles a day, roughly 1% of them trucks, projected to reach 2,280 by 2032. The structure is 315 ft (96 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLouisville Road
CrossesI-20
Location5.2 MI NW of Grovetown
RouteCounty Highway 2122
CountyColumbia County
StateGeorgia
Coordinates33.49213, -82.27565
Functional classRural Major Collector

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating34 US tons
Inventory rating20 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length315 ft (96 m)
Longest span89 ft (27.1 m)
Deck width30 ft (9.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,710 (2024)
Projected traffic2,280 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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$1.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Louisville Road over I-20 built?

It was built in 1966, making it 59 years old in 2025.

What condition is Louisville Road over I-20 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 June 2023.

How much traffic does Louisville Road over I-20 carry?

About 2,710 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Louisville Road over I-20?

The structure is 315 ft (96 m) long with a longest span of 89 ft (27.1 m) and a deck 30 ft wide.

Who owns Louisville Road over I-20?

It is owned by the State Highway Agency.