US Bridges

Oleary Road over Black Creek

FairPosted for load

Chatham County, Georgia · 4 MI N of Port Wentworth · Structure no. 000000005150010

Built
1976
49 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
108 ft
3 main spans
Daily traffic
2,070
2024 count
Owner
County
County Highway Agency

About this bridge

Oleary Road over Black Creek is a concrete tee beam carrying Oleary Road over Black Creek in Chatham County, Georgia. It was built in 1976, so it is 49 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 2,070 vehicles a day, roughly 1% of them trucks, projected to reach 1,710 by 2031. The structure is 108 ft (32.9 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesOleary Road
CrossesBlack Creek
Location4 MI N of Port Wentworth
RouteCounty Highway 4
StateGeorgia
Coordinates32.19866, -81.18754
Functional classUrban Local

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 inspectionJuly 2024
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 rating34.9 US tons
Inventory rating20.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length108 ft (32.9 m)
Longest span36 ft (11 m)
Deck width33 ft (10 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,070 (2024)
Projected traffic1,710 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Oleary Road over Black Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Oleary Road over Black 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 July 2024.

How much traffic does Oleary Road over Black Creek carry?

About 2,070 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Oleary Road over Black Creek?

The structure is 108 ft (32.9 m) long with a longest span of 36 ft (11 m) and a deck 33 ft wide.

Who owns Oleary Road over Black Creek?

It is owned by the County Highway Agency.