US Bridges

Nfa A255 over Clay Branch

Good

Fayette County, Tennessee · Clay Pond Dr. · Structure no. 240A2550001

Built
2016
9 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
39 ft
2 main spans
Daily traffic
500
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A255 over Clay Branch is a concrete continuous culvert carrying Nfa A255 over Clay Branch in Fayette County, Tennessee. It was built in 2016, so it is 9 years old, younger than the Tennessee average of 47.4 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 500 vehicles a day, roughly 2% of them trucks, projected to reach 800 by 2042. The structure is 39 ft (11.9 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNfa A255
CrossesClay Branch
LocationClay Pond Dr.
RouteCounty Highway 255
Coordinates35.17406, -89.52683
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckOther
Main spans2
Design loadHL 93
Structure length39 ft (11.9 m)
Longest span18 ft (5.5 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2020)
Projected traffic800 by 2042
Trucks2%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A255 over Clay Branch built?

It was built in 2016, making it 9 years old in 2025.

What condition is Nfa A255 over Clay Branch 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 August 2024.

How much traffic does Nfa A255 over Clay Branch carry?

About 500 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A255 over Clay Branch?

The structure is 39 ft (11.9 m) long with a longest span of 18 ft (5.5 m) and a deck 30 ft wide.

Who owns Nfa A255 over Clay Branch?

It is owned by the County Highway Agency.