US Bridges

SR 11 over Mulberry River Trib

Good

Jackson County, Georgia · 5.1 MI SW of Jefferson · Structure no. 000000015700020

Built
1931
94 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
6,350
2024 count
Owner
State
State Highway Agency

About this bridge

SR 11 over Mulberry River Trib is a concrete culvert carrying SR 11 over Mulberry River Trib in Jackson County, Georgia. It was built in 1931, so it is 94 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 6,350 vehicles a day, roughly 11% of them trucks, projected to reach 5,565 by 2031. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 11
CrossesMulberry River Trib
Location5.1 MI SW of Jefferson
RouteState Highway 11
StateGeorgia
Coordinates34.07771, -83.64847
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 evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.9 US tons
Inventory rating39.9 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 traffic6,350 (2024)
Projected traffic5,565 by 2031
Trucks11%
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$123,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 11 over Mulberry River Trib built?

It was built in 1931, making it 94 years old in 2025.

What condition is SR 11 over Mulberry River 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 11 over Mulberry River Trib carry?

About 6,350 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is SR 11 over Mulberry River Trib?

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

Who owns SR 11 over Mulberry River Trib?

It is owned by the State Highway Agency.