US Bridges

Demooney Road over Deep Creek

FairPosted for load

Fulton County, Georgia · 5 MI NW of Fairburn · Structure no. 000000012150560

Built
1949
76 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
80 ft
4 main spans
Daily traffic
2,047
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Demooney Road over Deep Creek is a steel continuous stringer/multi-beam or girder carrying Demooney Road over Deep Creek in Fulton County, Georgia. It was built in 1949, so it is 76 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,047 vehicles a day, roughly 1% of them trucks, projected to reach 3,303 by 2031. The structure is 80 ft (24.4 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesDemooney Road
CrossesDeep Creek
Location5 MI NW of Fairburn
RouteCounty Highway 485
StateGeorgia
Coordinates33.63778, -84.61474
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating25.9 US tons
Inventory rating16 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,047 (2024)
Projected traffic3,303 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$469,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Demooney Road over Deep Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Demooney Road over Deep Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Demooney Road over Deep Creek carry?

About 2,047 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Demooney Road over Deep Creek?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 28 ft wide.

Who owns Demooney Road over Deep Creek?

It is owned by the City or Municipal Highway Agency.