US Bridges

I-20 over M-9340 Klondike

Good

DeKalb County, Georgia · 1.1 MI S of Lithonia · Structure no. 000000008951490

Built
2006
19 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
109 ft
1 main span
Daily traffic
141,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-20 over M-9340 Klondike is a prestressed concrete stringer/multi-beam or girder carrying I-20 over M-9340 Klondike in DeKalb County, Georgia. It was built in 2006, so it is 19 years old, younger 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 1% of them trucks, projected to reach 184,005 by 2031. The structure is 109 ft (33.2 m) long and 212 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-20
CrossesM-9340 Klondike
Location1.1 MI S of Lithonia
RouteInterstate 20
StateGeorgia
Coordinates33.70144, -84.10837
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length109 ft (33.2 m)
Longest span109 ft (33.2 m)
Deck width212 ft (64.6 m)
Roadway width136 ft (41.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic141,000 (2024)
Projected traffic184,005 by 2031
Trucks1%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$1.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-20 over M-9340 Klondike built?

It was built in 2006, making it 19 years old in 2025.

What condition is I-20 over M-9340 Klondike 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 April 2024.

How much traffic does I-20 over M-9340 Klondike carry?

About 141,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-20 over M-9340 Klondike?

The structure is 109 ft (33.2 m) long with a longest span of 109 ft (33.2 m) and a deck 212 ft wide.

Who owns I-20 over M-9340 Klondike?

It is owned by the State Highway Agency.