US Bridges

Thagard Road over Denmark Lake Drain

Good

Brooks County, Georgia · 8 MI SW of Quitman · Structure no. 000000002750230

Built
1988
37 years old
Condition
Good
inspected September 2024
Type
Culvert
Steel
Length
38 ft
5 main spans
Daily traffic
158
2024 count
Owner
County
County Highway Agency

About this bridge

Thagard Road over Denmark Lake Drain is a steel culvert carrying Thagard Road over Denmark Lake Drain in Brooks County, Georgia. It was built in 1988, so it is 37 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 158 vehicles a day, roughly 1% of them trucks, projected to reach 156 by 2031. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesThagard Road
CrossesDenmark Lake Drain
Location8 MI SW of Quitman
RouteCounty Highway 117
StateGeorgia
Coordinates30.67156, -83.59127
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.9 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadH 15
Structure length38 ft (11.6 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic158 (2024)
Projected traffic156 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$234,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Thagard Road over Denmark Lake Drain built?

It was built in 1988, making it 37 years old in 2025.

What condition is Thagard Road over Denmark Lake Drain 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 September 2024.

How much traffic does Thagard Road over Denmark Lake Drain carry?

About 158 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Thagard Road over Denmark Lake Drain?

The structure is 38 ft (11.6 m) long with a longest span of 5 ft (1.5 m).

Who owns Thagard Road over Denmark Lake Drain?

It is owned by the County Highway Agency.