US Bridges

Rocky Plain Road over Yellow River

Fair

Newton County, Georgia · 4 MI S of Porterdale · Structure no. 000000021750350

Built
1986
39 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
328 ft
2 main spans
Daily traffic
980
2024 count
Owner
County
County Highway Agency

About this bridge

Rocky Plain Road over Yellow River is a steel stringer/multi-beam or girder carrying Rocky Plain Road over Yellow River in Newton County, Georgia. It was built in 1986, so it is 39 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 980 vehicles a day, roughly 1% of them trucks, projected to reach 1,095 by 2031. The structure is 328 ft (100 m) long and 28 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesRocky Plain Road
CrossesYellow River
Location4 MI S of Porterdale
RouteCounty Highway 228
CountyNewton County
StateGeorgia
Coordinates33.4999, -83.88404
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating36.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+5 approach)
Design loadHS 15
Structure length328 ft (100 m)
Longest span69 ft (21 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic980 (2024)
Projected traffic1,095 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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$1.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Rocky Plain Road over Yellow River built?

It was built in 1986, making it 39 years old in 2025.

What condition is Rocky Plain Road over Yellow River 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 December 2024.

How much traffic does Rocky Plain Road over Yellow River carry?

About 980 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Rocky Plain Road over Yellow River?

The structure is 328 ft (100 m) long with a longest span of 69 ft (21 m) and a deck 28 ft wide.

Who owns Rocky Plain Road over Yellow River?

It is owned by the County Highway Agency.