US Bridges

I-75 over M-9205 Collier Road

Good

Fulton County, Georgia · In N Atlanta · Structure no. 000000012101490

Built
1956
69 years old, rebuilt 1985
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
138 ft
3 main spans
Daily traffic
209,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 over M-9205 Collier Road is a steel continuous stringer/multi-beam or girder carrying I-75 over M-9205 Collier Road in Fulton County, Georgia. It was built in 1956 and reconstructed in 1985, so it is 69 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 209,000 vehicles a day, roughly 1% of them trucks, projected to reach 299,610 by 2032. The structure is 138 ft (42.1 m) long and 177 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-75
CrossesM-9205 Collier Road
LocationIn N Atlanta
RouteInterstate 75
StateGeorgia
Coordinates33.81023, -84.41878
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating28 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length138 ft (42.1 m)
Longest span50 ft (15.2 m)
Deck width177 ft (53.9 m)
Roadway width171 ft (52.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209,000 (2024)
Projected traffic299,610 by 2032
Trucks1%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$2.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-75 over M-9205 Collier Road built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1985.

What condition is I-75 over M-9205 Collier Road 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 June 2023.

How much traffic does I-75 over M-9205 Collier Road carry?

About 209,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-75 over M-9205 Collier Road?

The structure is 138 ft (42.1 m) long with a longest span of 50 ft (15.2 m) and a deck 177 ft wide.

Who owns I-75 over M-9205 Collier Road?

It is owned by the State Highway Agency.