US Bridges

SR 230 over Big Branch

Good

Dodge County, Georgia · 8.3 Miles NW of Rhine · Structure no. 000000009150270

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
132 ft
3 main spans
Daily traffic
540
2024 count
Owner
State
State Highway Agency

About this bridge

SR 230 over Big Branch is a prestressed concrete stringer/multi-beam or girder carrying SR 230 over Big Branch in Dodge County, Georgia. It was built in 2021, so it is 4 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 540 vehicles a day, roughly 19% of them trucks, projected to reach 400 by 2041. The structure is 132 ft (40.2 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 230
CrossesBig Branch
Location8.3 Miles NW of Rhine
RouteState Highway 230
StateGeorgia
Coordinates32.0841, -83.2908
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length132 ft (40.2 m)
Longest span58 ft (17.7 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2024)
Projected traffic400 by 2041
Trucks19%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$21.3 million (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 230 over Big Branch built?

It was built in 2021, making it 4 years old in 2025.

What condition is SR 230 over Big Branch 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 SR 230 over Big Branch carry?

About 540 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is SR 230 over Big Branch?

The structure is 132 ft (40.2 m) long with a longest span of 58 ft (17.7 m) and a deck 39 ft wide.

Who owns SR 230 over Big Branch?

It is owned by the State Highway Agency.