US Bridges

CR 307 over Wethington Slough

Good

Mitchell County, Georgia · App 1.2 Miles South of Ba · Structure no. 000000020550970

Built
2014
11 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
200 ft
5 main spans
Daily traffic
680
2024 count
Owner
County
County Highway Agency

About this bridge

CR 307 over Wethington Slough is a concrete stringer/multi-beam or girder carrying CR 307 over Wethington Slough in Mitchell County, Georgia. It was built in 2014, so it is 11 years old, younger 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 680 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2031. The structure is 200 ft (61 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 307
CrossesWethington Slough
LocationApp 1.2 Miles South of Ba
RouteCounty Highway 1790
StateGeorgia
Coordinates31.3599, -84.17053
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.9 US tons
Inventory rating39.9 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length200 ft (61 m)
Longest span40 ft (12.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic680 (2024)
Projected traffic735 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 statusEligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$26.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 307 over Wethington Slough built?

It was built in 2014, making it 11 years old in 2025.

What condition is CR 307 over Wethington Slough 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 July 2024.

How much traffic does CR 307 over Wethington Slough carry?

About 680 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is CR 307 over Wethington Slough?

The structure is 200 ft (61 m) long with a longest span of 40 ft (12.2 m) and a deck 32 ft wide.

Who owns CR 307 over Wethington Slough?

It is owned by the County Highway Agency.