US Bridges

Costley Road over Big Haynes Creek

Fair

Rockdale County, Georgia · 5 MI E of Conyers · Structure no. 000000024750120

Built
1983
42 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete
Length
240 ft
6 main spans
Daily traffic
3,810
2024 count
Owner
County
County Highway Agency

About this bridge

Costley Road over Big Haynes Creek is a concrete tee beam carrying Costley Road over Big Haynes Creek in Rockdale County, Georgia. It was built in 1983, so it is 42 years old, younger 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.

It carries about 3,810 vehicles a day, roughly 1% of them trucks, projected to reach 4,845 by 2032. The structure is 240 ft (73.2 m) long and 34 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCostley Road
CrossesBig Haynes Creek
Location5 MI E of Conyers
RouteCounty Highway 436
StateGeorgia
Coordinates33.66168, -83.92803
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating26.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 15
Structure length240 ft (73.2 m)
Longest span40 ft (12.2 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,810 (2024)
Projected traffic4,845 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Costley Road over Big Haynes Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Costley Road over Big Haynes 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 May 2023.

How much traffic does Costley Road over Big Haynes Creek carry?

About 3,810 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Costley Road over Big Haynes Creek?

The structure is 240 ft (73.2 m) long with a longest span of 40 ft (12.2 m) and a deck 34 ft wide.

Who owns Costley Road over Big Haynes Creek?

It is owned by the County Highway Agency.