US Bridges

I-20 over Pole Bridge Creek

Good

DeKalb County, Georgia · 2.5 MI SW of Lithonia · Structure no. 000000008951510

Built
1959
66 years old, rebuilt 2004
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
168 ft
3 main spans
Daily traffic
141,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-20 over Pole Bridge Creek is a steel stringer/multi-beam or girder carrying I-20 over Pole Bridge Creek in DeKalb County, Georgia. It was built in 1959 and reconstructed in 2004, so it is 66 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 141,000 vehicles a day, roughly 9% of them trucks, projected to reach 196,995 by 2031. The structure is 168 ft (51.2 m) long and 188 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesI-20
CrossesPole Bridge Creek
Location2.5 MI SW of Lithonia
RouteInterstate 402
StateGeorgia
Coordinates33.7037, -84.13233
Functional classUrban Principal Arterial - Interstate

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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.9 US tons
Inventory rating21.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length168 ft (51.2 m)
Longest span56 ft (17.1 m)
Deck width188 ft (57.4 m)
Roadway width113 ft (34.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic141,000 (2024)
Projected traffic196,995 by 2031
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$2.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-20 over Pole Bridge Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2004.

What condition is I-20 over Pole Bridge 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 March 2024.

How much traffic does I-20 over Pole Bridge Creek carry?

About 141,000 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I-20 over Pole Bridge Creek?

The structure is 168 ft (51.2 m) long with a longest span of 56 ft (17.1 m) and a deck 188 ft wide.

Who owns I-20 over Pole Bridge Creek?

It is owned by the State Highway Agency.