US Bridges

Nfa A234 over North Prong Clear Creek

Fair

Fentress County, Tennessee · 2MI East of SR28 · Structure no. 250A2340001

Built
1984
41 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete Continuous
Length
47 ft
2 main spans
Daily traffic
130
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A234 over North Prong Clear Creek is a concrete continuous culvert carrying Nfa A234 over North Prong Clear Creek in Fentress County, Tennessee. It was built in 1984, so it is 41 years old, younger than the Tennessee average of 47.4 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 130 vehicles a day, roughly 15% of them trucks, projected to reach 208 by 2042. The structure is 47 ft (14.2 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNfa A234
CrossesNorth Prong Clear Creek
Location2MI East of SR28
RouteCounty Highway 234
Coordinates36.27815, -84.96455
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length47 ft (14.2 m)
Longest span15 ft (4.6 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2020)
Projected traffic208 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A234 over North Prong Clear Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa A234 over North Prong Clear 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 Nfa A234 over North Prong Clear Creek carry?

About 130 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Nfa A234 over North Prong Clear Creek?

The structure is 47 ft (14.2 m) long with a longest span of 15 ft (4.6 m) and a deck 31 ft wide.

Who owns Nfa A234 over North Prong Clear Creek?

It is owned by the County Highway Agency.