US Bridges

Prestley Mill Road over I-20

FairPosted for load

Douglas County, Georgia · At SW Douglasville C.L. · Structure no. 000000009700110

Built
1962
63 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
216 ft
4 main spans
Daily traffic
1,594
2024 count
Owner
State
State Highway Agency

About this bridge

Prestley Mill Road over I-20 is a steel stringer/multi-beam or girder carrying Prestley Mill Road over I-20 in Douglas County, Georgia. It was built in 1962, so it is 63 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 5 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 1,594 vehicles a day, roughly 1% of them trucks, projected to reach 5,670 by 2032. The structure is 216 ft (65.8 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesPrestley Mill Road
CrossesI-20
LocationAt SW Douglasville C.L.
RouteCounty Highway 142
CountyDouglas County
StateGeorgia
Coordinates33.73717, -84.7299
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29 US tons
Inventory rating17 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length216 ft (65.8 m)
Longest span73 ft (22.3 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,594 (2024)
Projected traffic5,670 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Prestley Mill Road over I-20 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Prestley Mill Road over I-20 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 November 2023.

How much traffic does Prestley Mill Road over I-20 carry?

About 1,594 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Prestley Mill Road over I-20?

The structure is 216 ft (65.8 m) long with a longest span of 73 ft (22.3 m) and a deck 32 ft wide.

Who owns Prestley Mill Road over I-20?

It is owned by the State Highway Agency.