US Bridges

I-75 over SR 83

Good

Monroe County, Georgia · Forsyth City Limits · Structure no. 000000020700720

Built
1989
36 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
172 ft
3 main spans
Daily traffic
93,200
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 over SR 83 is a prestressed concrete stringer/multi-beam or girder carrying I-75 over SR 83 in Monroe County, Georgia. It was built in 1989, so it is 36 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 93,200 vehicles a day, roughly 1% of them trucks, projected to reach 102,435 by 2031. The structure is 172 ft (52.4 m) long and 149 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-75
CrossesSR 83
LocationForsyth City Limits
RouteInterstate 75
StateGeorgia
Coordinates33.04285, -83.93795
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
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 rating48 US tons
Inventory rating29 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length172 ft (52.4 m)
Longest span95 ft (29 m)
Deck width149 ft (45.4 m)
Roadway width143 ft (43.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93,200 (2024)
Projected traffic102,435 by 2031
Trucks1%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$2.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-75 over SR 83 built?

It was built in 1989, making it 36 years old in 2025.

What condition is I-75 over SR 83 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 September 2024.

How much traffic does I-75 over SR 83 carry?

About 93,200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-75 over SR 83?

The structure is 172 ft (52.4 m) long with a longest span of 95 ft (29 m) and a deck 149 ft wide.

Who owns I-75 over SR 83?

It is owned by the State Highway Agency.