US Bridges

I-75 (sbl) over Tobesofkee Creek

Good

Bibb County, Georgia · 2.2 MI S of Macon · Structure no. 000000002100740

Built
1970
55 years old, rebuilt 1995
Condition
Good
inspected March 2024
Type
Tee Beam
Concrete
Length
200 ft
5 main spans
Daily traffic
41,400
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 (sbl) over Tobesofkee Creek is a concrete tee beam carrying I-75 (sbl) over Tobesofkee Creek in Bibb County, Georgia. It was built in 1970 and reconstructed in 1995, so it is 55 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 41,400 vehicles a day, roughly 8% of them trucks, projected to reach 47,190 by 2031. The structure is 200 ft (61 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-75 (sbl)
CrossesTobesofkee Creek
Location2.2 MI S of Macon
RouteInterstate 75
StateGeorgia
Coordinates32.76352, -83.70477
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating25.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length200 ft (61 m)
Longest span40 ft (12.2 m)
Deck width63 ft (19.1 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,400 (2024)
Projected traffic47,190 by 2031
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-75 (sbl) over Tobesofkee Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1995.

What condition is I-75 (sbl) over Tobesofkee Creek 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 March 2024.

How much traffic does I-75 (sbl) over Tobesofkee Creek carry?

About 41,400 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I-75 (sbl) over Tobesofkee Creek?

The structure is 200 ft (61 m) long with a longest span of 40 ft (12.2 m) and a deck 63 ft wide.

Who owns I-75 (sbl) over Tobesofkee Creek?

It is owned by the State Highway Agency.