US Bridges

Perimeter Center P over I-285 & Nancy Creek

Good

DeKalb County, Georgia · 3.0 MI NW of Chamblee · Structure no. 000000008951660

Built
2008
17 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,341 ft
4 main spans
Daily traffic
2,047
2024 count
Owner
State
State Highway Agency

About this bridge

Perimeter Center P over I-285 & Nancy Creek is a steel stringer/multi-beam or girder carrying Perimeter Center P over I-285 & Nancy Creek in DeKalb County, Georgia. It was built in 2008, so it is 17 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 2,047 vehicles a day, roughly 2% of them trucks, projected to reach 25,090 by 2029. The structure is 1,341 ft (408.7 m) long and 111 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesPerimeter Center P
CrossesI-285 & Nancy Creek
Location3.0 MI NW of Chamblee
RouteCounty Highway 9999
StateGeorgia
Coordinates33.91479, -84.34732
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating24.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4 (+5 approach)
Design loadHS 20 + Mod
Structure length1,341 ft (408.7 m)
Longest span252 ft (76.8 m)
Deck width111 ft (33.8 m)
Roadway width81 ft (24.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,047 (2024)
Projected traffic25,090 by 2029
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed3.1 mi (5 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$12.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Perimeter Center P over I-285 & Nancy Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Perimeter Center P over I-285 & Nancy 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 July 2024.

How much traffic does Perimeter Center P over I-285 & Nancy Creek carry?

About 2,047 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Perimeter Center P over I-285 & Nancy Creek?

The structure is 1,341 ft (408.7 m) long with a longest span of 252 ft (76.8 m) and a deck 111 ft wide.

Who owns Perimeter Center P over I-285 & Nancy Creek?

It is owned by the State Highway Agency.