US Bridges

SR 10 US 78 (wbl) over SR 8 US 29

Good

Oconee County, Georgia · 7.5 MI NW of Watkinsville · Structure no. 000000021900240

Built
1994
31 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
248 ft
2 main spans
Daily traffic
32,500
2024 count
Owner
State
State Highway Agency

About this bridge

SR 10 US 78 (wbl) over SR 8 US 29 is a prestressed concrete stringer/multi-beam or girder carrying SR 10 US 78 (wbl) over SR 8 US 29 in Oconee County, Georgia. It was built in 1994, so it is 31 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 32,500 vehicles a day, roughly 1% of them trucks, projected to reach 22,695 by 2032. The structure is 248 ft (75.6 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 10 US 78 (wbl)
CrossesSR 8 US 29
Location7.5 MI NW of Watkinsville
RouteU.S. Route 78
StateGeorgia
Coordinates33.92485, -83.51254
Functional classUrban Minor Arterial

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating40.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length248 ft (75.6 m)
Longest span124 ft (37.8 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,500 (2024)
Projected traffic22,695 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 SR 10 US 78 (wbl) over SR 8 US 29 built?

It was built in 1994, making it 31 years old in 2025.

What condition is SR 10 US 78 (wbl) over SR 8 US 29 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 August 2023.

How much traffic does SR 10 US 78 (wbl) over SR 8 US 29 carry?

About 32,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 10 US 78 (wbl) over SR 8 US 29?

The structure is 248 ft (75.6 m) long with a longest span of 124 ft (37.8 m) and a deck 41 ft wide.

Who owns SR 10 US 78 (wbl) over SR 8 US 29?

It is owned by the State Highway Agency.