US Bridges

SR 171 over Storm Branch

Good

Warren County, Georgia · 6.3 MI SE of Warrenton · Structure no. 000000030100130

Built
1949
76 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
790
2024 count
Owner
State
State Highway Agency

About this bridge

SR 171 over Storm Branch is a concrete culvert carrying SR 171 over Storm Branch in Warren County, Georgia. It was built in 1949, so it is 76 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 790 vehicles a day, roughly 1% of them trucks, projected to reach 1,200 by 2031. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 171
CrossesStorm Branch
Location6.3 MI SE of Warrenton
RouteState Highway 171
StateGeorgia
Coordinates33.32476, -82.6128
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length37 ft (11.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic790 (2024)
Projected traffic1,200 by 2031
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$217,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 171 over Storm Branch built?

It was built in 1949, making it 76 years old in 2025.

What condition is SR 171 over Storm 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 February 2025.

How much traffic does SR 171 over Storm Branch carry?

About 790 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 171 over Storm Branch?

The structure is 37 ft (11.3 m) long with a longest span of 12 ft (3.7 m).

Who owns SR 171 over Storm Branch?

It is owned by the State Highway Agency.