US Bridges

Jenifer Road over I-75 @ Milepost 159.40N

Fair

Bibb County, Georgia · 0.3 MI S of Macon Cty Lmt · Structure no. 000000002100540

Built
1970
55 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
267 ft
4 main spans
Daily traffic
200
2024 count
Owner
State
State Highway Agency

About this bridge

Jenifer Road over I-75 @ Milepost 159.40N is a steel continuous stringer/multi-beam or girder carrying Jenifer Road over I-75 @ Milepost 159.40N in Bibb County, Georgia. It was built in 1970, 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 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 2,652 by 2031. The structure is 267 ft (81.4 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesJenifer Road
CrossesI-75 @ Milepost 159.40N
Location0.3 MI S of Macon Cty Lmt
RouteCounty Highway 91
CountyBibb County
StateGeorgia
Coordinates32.78184, -83.67769
Functional classUrban Local

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36.9 US tons
Inventory rating21.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length267 ft (81.4 m)
Longest span91 ft (27.7 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic2,652 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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$1.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jenifer Road over I-75 @ Milepost 159.40N built?

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

What condition is Jenifer Road over I-75 @ Milepost 159.40N 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 March 2024.

How much traffic does Jenifer Road over I-75 @ Milepost 159.40N carry?

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

How long is Jenifer Road over I-75 @ Milepost 159.40N?

The structure is 267 ft (81.4 m) long with a longest span of 91 ft (27.7 m) and a deck 34 ft wide.

Who owns Jenifer Road over I-75 @ Milepost 159.40N?

It is owned by the State Highway Agency.