US Bridges

Ambrose-Broxton RD over 17 Mile River

Good

Coffee County, Georgia · App 1 MI NE of Ambrose · Structure no. 000000006900520

Built
1958
67 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,620
2024 count
Owner
State
State Highway Agency

About this bridge

Ambrose-Broxton RD over 17 Mile River is a concrete culvert carrying Ambrose-Broxton RD over 17 Mile River in Coffee County, Georgia. It was built in 1958, so it is 67 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 1,620 vehicles a day, roughly 1% of them trucks, projected to reach 1,830 by 2032. The structure is 21 ft (6.4 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesAmbrose-Broxton RD
Crosses17 Mile River
LocationApp 1 MI NE of Ambrose
RouteState Highway 268
StateGeorgia
Coordinates31.60451, -82.99444
Functional classRural Major 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.9 US tons
Inventory rating53.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,620 (2024)
Projected traffic1,830 by 2032
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$123,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ambrose-Broxton RD over 17 Mile River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Ambrose-Broxton RD over 17 Mile 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 2023.

How much traffic does Ambrose-Broxton RD over 17 Mile River carry?

About 1,620 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Ambrose-Broxton RD over 17 Mile River?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns Ambrose-Broxton RD over 17 Mile River?

It is owned by the State Highway Agency.