US Bridges

Blantons Mill RD over Flat Creek

Fair

Spalding County, Georgia · 8 MI W of Griffin · Structure no. 000000025550370

Built
1956
69 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
200
2024 count
Owner
County
County Highway Agency

About this bridge

Blantons Mill RD over Flat Creek is a concrete slab carrying Blantons Mill RD over Flat Creek in Spalding County, Georgia. It was built in 1956, so it is 69 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 285 by 2031. The structure is 80 ft (24.4 m) long and 22 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesBlantons Mill RD
CrossesFlat Creek
Location8 MI W of Griffin
RouteCounty Highway 204
StateGeorgia
Coordinates33.21979, -84.43452
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating46 US tons
Inventory rating25.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic285 by 2031
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$469,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Blantons Mill RD over Flat Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is Blantons Mill RD over Flat 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 August 2024.

How much traffic does Blantons Mill RD over Flat Creek carry?

About 200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Blantons Mill RD over Flat Creek?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 22 ft wide.

Who owns Blantons Mill RD over Flat Creek?

It is owned by the County Highway Agency.