US Bridges

SR 121 - US 25 over Rocky Creek

Good

Richmond County, Georgia · 9.5 MI NE of Hephzibah · Structure no. 000000024500430

Built
1959
66 years old, rebuilt 1980
Condition
Good
inspected January 2024
Type
Tee Beam
Concrete
Length
102 ft
3 main spans
Daily traffic
18,500
2024 count
Owner
State
State Highway Agency

About this bridge

SR 121 - US 25 over Rocky Creek is a concrete tee beam carrying SR 121 - US 25 over Rocky Creek in Richmond County, Georgia. It was built in 1959 and reconstructed in 1980, so it is 66 years old, older 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 18,500 vehicles a day, roughly 2% of them trucks, projected to reach 27,390 by 2032. The structure is 102 ft (31.1 m) long and 84 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 121 - US 25
CrossesRocky Creek
Location9.5 MI NE of Hephzibah
RouteU.S. Route 25
StateGeorgia
Coordinates33.43293, -82.01351
Functional classUrban Other Principal 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating26.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length102 ft (31.1 m)
Longest span34 ft (10.4 m)
Deck width84 ft (25.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,500 (2024)
Projected traffic27,390 by 2032
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 121 - US 25 over Rocky Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1980.

What condition is SR 121 - US 25 over Rocky 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 January 2024.

How much traffic does SR 121 - US 25 over Rocky Creek carry?

About 18,500 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is SR 121 - US 25 over Rocky Creek?

The structure is 102 ft (31.1 m) long with a longest span of 34 ft (10.4 m) and a deck 84 ft wide.

Who owns SR 121 - US 25 over Rocky Creek?

It is owned by the State Highway Agency.