US Bridges

I-285 over Nancy Creek Trib

Good

DeKalb County, Georgia · 1.8 MI NW of Doraville · Structure no. 000000008902520

Built
1961
64 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
200,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-285 over Nancy Creek Trib is a concrete culvert carrying I-285 over Nancy Creek Trib in DeKalb County, Georgia. It was built in 1961, so it is 64 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 200,000 vehicles a day, roughly 8% of them trucks, projected to reach 316,110 by 2031. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI-285
CrossesNancy Creek Trib
Location1.8 MI NW of Doraville
RouteInterstate 285
StateGeorgia
Coordinates33.92018, -84.30242
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200,000 (2024)
Projected traffic316,110 by 2031
Trucks8%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$597,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-285 over Nancy Creek Trib built?

It was built in 1961, making it 64 years old in 2025.

What condition is I-285 over Nancy Creek Trib 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 August 2024.

How much traffic does I-285 over Nancy Creek Trib carry?

About 200,000 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I-285 over Nancy Creek Trib?

The structure is 32 ft (9.8 m) long with a longest span of 9 ft (2.7 m).

Who owns I-285 over Nancy Creek Trib?

It is owned by the State Highway Agency.