US Bridges

Satilla Road over Willacoochee River Trib.

Good

Irwin County, Georgia · 4.5 MI SE of Ocilla · Structure no. 000000015550150

Built
1968
57 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
470
2024 count
Owner
County
County Highway Agency

About this bridge

Satilla Road over Willacoochee River Trib. is a concrete culvert carrying Satilla Road over Willacoochee River Trib. in Irwin County, Georgia. It was built in 1968, so it is 57 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 470 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2032. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSatilla Road
CrossesWillacoochee River Trib.
Location4.5 MI SE of Ocilla
RouteCounty Highway 181
StateGeorgia
Coordinates31.56367, -83.18476
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum 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 traffic470 (2024)
Projected traffic735 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost$123,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Satilla Road over Willacoochee River Trib. built?

It was built in 1968, making it 57 years old in 2025.

What condition is Satilla Road over Willacoochee 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 July 2023.

How much traffic does Satilla Road over Willacoochee River Trib. carry?

About 470 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Satilla Road over Willacoochee River Trib.?

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

Who owns Satilla Road over Willacoochee River Trib.?

It is owned by the County Highway Agency.