US Bridges

SR 20 over Big Haynes Creek

Good

Rockdale County, Georgia · 8.5 MI N of Conyers · Structure no. 000000024750290

Built
2000
25 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
296 ft
3 main spans
Daily traffic
11,200
2024 count
Owner
State
State Highway Agency

About this bridge

SR 20 over Big Haynes Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 20 over Big Haynes Creek in Rockdale County, Georgia. It was built in 2000, so it is 25 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 11,200 vehicles a day, roughly 1% of them trucks, projected to reach 10,770 by 2032. The structure is 296 ft (90.2 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 20
CrossesBig Haynes Creek
Location8.5 MI N of Conyers
RouteState Highway 20
StateGeorgia
Coordinates33.77793, -83.97979
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating40.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length296 ft (90.2 m)
Longest span99 ft (30.2 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,200 (2024)
Projected traffic10,770 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 proposedNone recorded
Estimated improvement cost$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 20 over Big Haynes Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is SR 20 over Big Haynes Creek 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 May 2023.

How much traffic does SR 20 over Big Haynes Creek carry?

About 11,200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 20 over Big Haynes Creek?

The structure is 296 ft (90.2 m) long with a longest span of 99 ft (30.2 m) and a deck 47 ft wide.

Who owns SR 20 over Big Haynes Creek?

It is owned by the State Highway Agency.