US Bridges

Simmons Road over I-75

Good

Monroe County, Georgia · 2.5 MI SE of Forsyth · Structure no. 000000020700020

Built
1961
64 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
257 ft
4 main spans
Daily traffic
420
2024 count
Owner
State
State Highway Agency

About this bridge

Simmons Road over I-75 is a steel stringer/multi-beam or girder carrying Simmons Road over I-75 in Monroe County, Georgia. It was built in 1961, so it is 64 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 420 vehicles a day, roughly 1% of them trucks, projected to reach 240 by 2031. The structure is 257 ft (78.3 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSimmons Road
CrossesI-75
Location2.5 MI SE of Forsyth
RouteCounty Highway 15
StateGeorgia
Coordinates33.01223, -83.88049
Functional classRural Local

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating42 US tons
Inventory rating24.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length257 ft (78.3 m)
Longest span73 ft (22.3 m)
Deck width32 ft (9.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2024)
Projected traffic240 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Simmons Road over I-75 built?

It was built in 1961, making it 64 years old in 2025.

What condition is Simmons Road over I-75 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 Simmons Road over I-75 carry?

About 420 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Simmons Road over I-75?

The structure is 257 ft (78.3 m) long with a longest span of 73 ft (22.3 m) and a deck 32 ft wide.

Who owns Simmons Road over I-75?

It is owned by the State Highway Agency.