US Bridges

SR 30 over Nine Mile Branch

Good

Sumter County, Georgia · 7 MI W of Americus · Structure no. 000000026100120

Built
1949
76 years old, rebuilt 1994
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,580
2024 count
Owner
State
State Highway Agency

About this bridge

SR 30 over Nine Mile Branch is a concrete culvert carrying SR 30 over Nine Mile Branch in Sumter County, Georgia. It was built in 1949 and reconstructed in 1994, 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 1,580 vehicles a day, roughly 1% of them trucks, projected to reach 1,650 by 2031. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 30
CrossesNine Mile Branch
Location7 MI W of Americus
RouteState Highway 30
StateGeorgia
Coordinates32.12364, -84.35625
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 inspectionFebruary 2025
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 alignment7: Better than present minimum 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 traffic1,580 (2024)
Projected traffic1,650 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$123,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 30 over Nine Mile Branch built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1994.

What condition is SR 30 over Nine Mile 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 30 over Nine Mile Branch carry?

About 1,580 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 30 over Nine Mile Branch?

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

Who owns SR 30 over Nine Mile Branch?

It is owned by the State Highway Agency.