US Bridges

Manning Mill Road over Green Bush Branch

FairPosted for load

Walker County, Georgia · 7.7 MI SE of Lafayette · Structure no. 000000029550060

Built
1977
48 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

Manning Mill Road over Green Bush Branch is a steel stringer/multi-beam or girder carrying Manning Mill Road over Green Bush Branch in Walker County, Georgia. It was built in 1977, so it is 48 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, roughly 1% of them trucks, projected to reach 60 by 2031. The structure is 24 ft (7.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesManning Mill Road
CrossesGreen Bush Branch
Location7.7 MI SE of Lafayette
RouteCounty Highway 26
CountyWalker County
StateGeorgia
Coordinates34.62848, -85.18283
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating20 US tons
Inventory rating11.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic60 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$141,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Manning Mill Road over Green Bush Branch built?

It was built in 1977, making it 48 years old in 2025.

What condition is Manning Mill Road over Green Bush Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does Manning Mill Road over Green Bush Branch carry?

About 40 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Manning Mill Road over Green Bush Branch?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 28 ft wide.

Who owns Manning Mill Road over Green Bush Branch?

It is owned by the County Highway Agency.