US Bridges

Thompson Road over Mill Creek

Good

Dawson County, Georgia · 3 MI S of Dawsonville · Structure no. 000000008550110

Built
1972
53 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
1,240
2024 count
Owner
County
County Highway Agency

About this bridge

Thompson Road over Mill Creek is a concrete culvert carrying Thompson Road over Mill Creek in Dawson County, Georgia. It was built in 1972, so it is 53 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 1,240 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2032. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesThompson Road
CrossesMill Creek
Location3 MI S of Dawsonville
RouteCounty Highway 76
StateGeorgia
Coordinates34.37612, -84.10194
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length24 ft (7.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,240 (2024)
Projected traffic735 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$141,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Thompson Road over Mill Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Thompson Road over Mill 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 August 2024.

How much traffic does Thompson Road over Mill Creek carry?

About 1,240 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Thompson Road over Mill Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Thompson Road over Mill Creek?

It is owned by the County Highway Agency.