US Bridges

SR 15 over Big Cedar Creek Trib

Good

Johnson County, Georgia · 3.2 MI N of Wrightsville · Structure no. 000000016700060

Built
1939
86 years old, rebuilt 2016
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
2,830
2024 count
Owner
State
State Highway Agency

About this bridge

SR 15 over Big Cedar Creek Trib is a concrete culvert carrying SR 15 over Big Cedar Creek Trib in Johnson County, Georgia. It was built in 1939 and reconstructed in 2016, so it is 86 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 2,830 vehicles a day, roughly 17% of them trucks, projected to reach 3,615 by 2031. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 15
CrossesBig Cedar Creek Trib
Location3.2 MI N of Wrightsville
RouteState Highway 15
StateGeorgia
Coordinates32.77286, -82.74069
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,830 (2024)
Projected traffic3,615 by 2031
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$123,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 15 over Big Cedar Creek Trib built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 2016.

What condition is SR 15 over Big Cedar Creek Trib 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 2024.

How much traffic does SR 15 over Big Cedar Creek Trib carry?

About 2,830 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is SR 15 over Big Cedar Creek Trib?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns SR 15 over Big Cedar Creek Trib?

It is owned by the State Highway Agency.