US Bridges

I-85 N/B and S/B over Middle Oconee River

Good

Jackson County, Georgia · 1.9M SE of Pendergrass · Structure no. 000000015751140

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
311 ft
3 main spans
Daily traffic
61,700
2024 count
Owner
State
State Highway Agency

About this bridge

I-85 N/B and S/B over Middle Oconee River is a prestressed concrete stringer/multi-beam or girder carrying I-85 N/B and S/B over Middle Oconee River in Jackson County, Georgia. It was built in 2022, so it is 3 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 61,700 vehicles a day, roughly 22% of them trucks, projected to reach 82,630 by 2043. The structure is 311 ft (94.8 m) long and 139 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-85 N/B and S/B
CrossesMiddle Oconee River
Location1.9M SE of Pendergrass
RouteInterstate 85
StateGeorgia
Coordinates34.14838, -83.65124
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length311 ft (94.8 m)
Longest span118 ft (36 m)
Deck width139 ft (42.4 m)
Roadway width136 ft (41.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,700 (2024)
Projected traffic82,630 by 2043
Trucks22%
Lanes on structure6
Traffic directionTwo-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 proposedDeck replacement with only incidental widening
Estimated improvement cost$41.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-85 N/B and S/B over Middle Oconee River built?

It was built in 2022, making it 3 years old in 2025.

What condition is I-85 N/B and S/B over Middle Oconee River 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 October 2024.

How much traffic does I-85 N/B and S/B over Middle Oconee River carry?

About 61,700 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is I-85 N/B and S/B over Middle Oconee River?

The structure is 311 ft (94.8 m) long with a longest span of 118 ft (36 m) and a deck 139 ft wide.

Who owns I-85 N/B and S/B over Middle Oconee River?

It is owned by the State Highway Agency.