US Bridges

High Bluff Rock RD over Big Creek

FairPosted for load

Brantley County, Georgia · 12 MI SW of Nahunta · Structure no. 000000002500300

Built
1961
64 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
108 ft
4 main spans
Daily traffic
910
2024 count
Owner
County
County Highway Agency

About this bridge

High Bluff Rock RD over Big Creek is a concrete tee beam carrying High Bluff Rock RD over Big Creek in Brantley County, Georgia. It was built in 1961, so it is 64 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 910 vehicles a day, roughly 1% of them trucks, projected to reach 1,125 by 2032. The structure is 108 ft (32.9 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHigh Bluff Rock RD
CrossesBig Creek
Location12 MI SW of Nahunta
RouteCounty Highway 1834
StateGeorgia
Coordinates31.16319, -82.18955
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating21.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length108 ft (32.9 m)
Longest span27 ft (8.2 m)
Deck width30 ft (9.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic910 (2024)
Projected traffic1,125 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$633,000
NavigationNo navigation control on waterway

Frequently asked questions

When was High Bluff Rock RD over Big Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is High Bluff Rock RD over Big Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does High Bluff Rock RD over Big Creek carry?

About 910 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is High Bluff Rock RD over Big Creek?

The structure is 108 ft (32.9 m) long with a longest span of 27 ft (8.2 m) and a deck 30 ft wide.

Who owns High Bluff Rock RD over Big Creek?

It is owned by the County Highway Agency.