US Bridges

Collier Road over Tanyard Creek

Fair

Fulton County, Georgia · In N Atlanta · Structure no. 000000012104360

Built
1911
114 years old, rebuilt 1950
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
8,530
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Collier Road over Tanyard Creek is a concrete continuous tee beam carrying Collier Road over Tanyard Creek in Fulton County, Georgia. It was built in 1911 and reconstructed in 1950, so it is 114 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,530 vehicles a day, roughly 1% of them trucks, projected to reach 13,890 by 2031. The structure is 90 ft (27.4 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCollier Road
CrossesTanyard Creek
LocationIn N Atlanta
RouteCity Street 9205
StateGeorgia
Coordinates33.8104, -84.40258
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.9 US tons
Inventory rating22.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,530 (2024)
Projected traffic13,890 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$527,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Collier Road over Tanyard Creek built?

It was built in 1911, making it 114 years old in 2025. It was reconstructed in 1950.

What condition is Collier Road over Tanyard 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 March 2024.

How much traffic does Collier Road over Tanyard Creek carry?

About 8,530 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Collier Road over Tanyard Creek?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns Collier Road over Tanyard Creek?

It is owned by the City or Municipal Highway Agency.