US Bridges

Cham.-Dunwoody Rd. over Nancy Creek

Good

DeKalb County, Georgia · 1.5 MI N of Chamblee · Structure no. 000000008901930

Built
1983
42 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
3 main spans
Daily traffic
12,100
2024 count
Owner
County
County Highway Agency

About this bridge

Cham.-Dunwoody Rd. over Nancy Creek is a prestressed concrete stringer/multi-beam or girder carrying Cham.-Dunwoody Rd. over Nancy Creek in DeKalb County, Georgia. It was built in 1983, so it is 42 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 12,100 vehicles a day, roughly 3% of them trucks, projected to reach 17,100 by 2031. The structure is 155 ft (47.2 m) long and 65 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCham.-Dunwoody Rd.
CrossesNancy Creek
Location1.5 MI N of Chamblee
RouteCity Street 9260
StateGeorgia
Coordinates33.91125, -84.31093
Functional classUrban Minor Arterial

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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than 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 rating61 US tons
Inventory rating34.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length155 ft (47.2 m)
Longest span65 ft (19.8 m)
Deck width65 ft (19.9 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,100 (2024)
Projected traffic17,100 by 2031
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Cham.-Dunwoody Rd. over Nancy Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Cham.-Dunwoody Rd. over 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 August 2024.

How much traffic does Cham.-Dunwoody Rd. over Nancy Creek carry?

About 12,100 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Cham.-Dunwoody Rd. over Nancy Creek?

The structure is 155 ft (47.2 m) long with a longest span of 65 ft (19.8 m) and a deck 65 ft wide.

Who owns Cham.-Dunwoody Rd. over Nancy Creek?

It is owned by the County Highway Agency.