US Bridges

Etheridge Mill Rd. over Potato Creek

PoorPosted for load

Lamar County, Georgia · 2 MI W of Milner · Structure no. 000000017150110

Built
1978
47 years old
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
3 main spans
Daily traffic
190
2024 count
Owner
County
County Highway Agency

About this bridge

Etheridge Mill Rd. over Potato Creek is a steel stringer/multi-beam or girder carrying Etheridge Mill Rd. over Potato Creek in Lamar County, Georgia. It was built in 1978, so it is 47 years old, younger than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 190 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2032. The structure is 102 ft (31.1 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesEtheridge Mill Rd.
CrossesPotato Creek
Location2 MI W of Milner
RouteCounty Highway 77
StateGeorgia
Coordinates33.11061, -84.23197
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating10.9 US tons
Inventory rating6.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length102 ft (31.1 m)
Longest span61 ft (18.6 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2024)
Projected traffic735 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$104,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Etheridge Mill Rd. over Potato Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Etheridge Mill Rd. over Potato Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does Etheridge Mill Rd. over Potato Creek carry?

About 190 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Etheridge Mill Rd. over Potato Creek?

The structure is 102 ft (31.1 m) long with a longest span of 61 ft (18.6 m) and a deck 26 ft wide.

Who owns Etheridge Mill Rd. over Potato Creek?

It is owned by the County Highway Agency.