US Bridges

Dillon Road over Coon Creek

Fair

Thomas County, Georgia · App .5 MI S Merrillville · Structure no. 000000027550470

Built
1960
65 years old, rebuilt 2002
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
60 ft
4 main spans
Daily traffic
350
2024 count
Owner
County
County Highway Agency

About this bridge

Dillon Road over Coon Creek is a prestressed concrete channel beam carrying Dillon Road over Coon Creek in Thomas County, Georgia. It was built in 1960 and reconstructed in 2002, so it is 65 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.

It carries about 350 vehicles a day, roughly 1% of them trucks, projected to reach 240 by 2031. The structure is 60 ft (18.3 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesDillon Road
CrossesCoon Creek
LocationApp .5 MI S Merrillville
RouteCounty Highway 88
StateGeorgia
Coordinates30.94128, -83.88633
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45 US tons
Inventory rating26.9 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span15 ft (4.6 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2024)
Projected traffic240 by 2031
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$352,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dillon Road over Coon Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2002.

What condition is Dillon Road over Coon Creek 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 October 2024.

How much traffic does Dillon Road over Coon Creek carry?

About 350 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Dillon Road over Coon Creek?

The structure is 60 ft (18.3 m) long with a longest span of 15 ft (4.6 m) and a deck 26 ft wide.

Who owns Dillon Road over Coon Creek?

It is owned by the County Highway Agency.