US Bridges

I-475 over SR 22 (us 80)

Fair

Bibb County, Georgia · W Edge of Macon Cty Lmt · Structure no. 000000002101410

Built
1965
60 years old, rebuilt 2000
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
255 ft
4 main spans
Daily traffic
64,300
2024 count
Owner
State
State Highway Agency

About this bridge

I-475 over SR 22 (us 80) is a steel continuous stringer/multi-beam or girder carrying I-475 over SR 22 (us 80) in Bibb County, Georgia. It was built in 1965 and reconstructed in 2000, so it is 60 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.

It carries about 64,300 vehicles a day, roughly 1% of them trucks, projected to reach 81,660 by 2031. The structure is 255 ft (77.7 m) long and 139 ft wide.

CarriesI-475
CrossesSR 22 (us 80)
LocationW Edge of Macon Cty Lmt
RouteInterstate 475
StateGeorgia
Coordinates32.80972, -83.72572
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length255 ft (77.7 m)
Longest span75 ft (22.9 m)
Deck width139 ft (42.4 m)
Roadway width126 ft (38.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,300 (2024)
Projected traffic81,660 by 2031
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$3.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-475 over SR 22 (us 80) built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2000.

What condition is I-475 over SR 22 (us 80) 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 February 2024.

How much traffic does I-475 over SR 22 (us 80) carry?

About 64,300 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-475 over SR 22 (us 80)?

The structure is 255 ft (77.7 m) long with a longest span of 75 ft (22.9 m) and a deck 139 ft wide.

Who owns I-475 over SR 22 (us 80)?

It is owned by the State Highway Agency.