US Bridges

US 78 SR 10 over Sweetwater Creek

Good

McDuffie County, Georgia · 3.6 MI SE of Thomson · Structure no. 000000018950340

Built
2023
2 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
103 ft
1 main span
Daily traffic
4,510
2024 count
Owner
State
State Highway Agency

About this bridge

US 78 SR 10 over Sweetwater Creek is a prestressed concrete stringer/multi-beam or girder carrying US 78 SR 10 over Sweetwater Creek in McDuffie County, Georgia. It was built in 2023, so it is 2 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,510 vehicles a day, roughly 15% of them trucks, projected to reach 7,850 by 2043. The structure is 103 ft (31.4 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 78 SR 10
CrossesSweetwater Creek
Location3.6 MI SE of Thomson
RouteU.S. Route 78
StateGeorgia
Coordinates33.43827, -82.45063
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103 US tons
Inventory rating49.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length103 ft (31.4 m)
Longest span103 ft (31.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,510 (2024)
Projected traffic7,850 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 78 SR 10 over Sweetwater Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is US 78 SR 10 over Sweetwater 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 January 2025.

How much traffic does US 78 SR 10 over Sweetwater Creek carry?

About 4,510 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is US 78 SR 10 over Sweetwater Creek?

The structure is 103 ft (31.4 m) long with a longest span of 103 ft (31.4 m) and a deck 43 ft wide.

Who owns US 78 SR 10 over Sweetwater Creek?

It is owned by the State Highway Agency.