US Bridges

Clack Road over I-20

Good

Morgan County, Georgia · 3.2 MI SW of Madison · Structure no. 000000021100630

Built
1967
58 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
259 ft
4 main spans
Daily traffic
1,153
2024 count
Owner
State
State Highway Agency

About this bridge

Clack Road over I-20 is a steel continuous stringer/multi-beam or girder carrying Clack Road over I-20 in Morgan County, Georgia. It was built in 1967, so it is 58 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 1,153 vehicles a day, roughly 1% of them trucks, projected to reach 450 by 2031. The structure is 259 ft (78.9 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesClack Road
CrossesI-20
Location3.2 MI SW of Madison
RouteCounty Highway 2425
StateGeorgia
Coordinates33.56825, -83.5143
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.9 US tons
Inventory rating23.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length259 ft (78.9 m)
Longest span71 ft (21.6 m)
Deck width31 ft (9.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,153 (2024)
Projected traffic450 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Clack Road over I-20 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Clack 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 September 2024.

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

About 1,153 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Clack Road over I-20?

The structure is 259 ft (78.9 m) long with a longest span of 71 ft (21.6 m) and a deck 31 ft wide.

Who owns Clack Road over I-20?

It is owned by the State Highway Agency.