US Bridges

Nfa A373 over Big Barren Creek

Fair

Claiborne County, Tennessee · E of SR33-2.7 M N of CO L · Structure no. 130A3730001

Built
1970
55 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
960
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A373 over Big Barren Creek is a concrete continuous culvert carrying Nfa A373 over Big Barren Creek in Claiborne County, Tennessee. It was built in 1970, so it is 55 years old, older 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 960 vehicles a day, roughly 5% of them trucks, projected to reach 1,536 by 2041. The structure is 32 ft (9.9 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa A373
CrossesBig Barren Creek
LocationE of SR33-2.7 M N of CO L
RouteCounty Highway 373
Coordinates36.38262, -83.71117
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating85.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 15
Structure length32 ft (9.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic960 (2020)
Projected traffic1,536 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 A373 over Big Barren Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nfa A373 over Big Barren 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 May 2023.

How much traffic does Nfa A373 over Big Barren Creek carry?

About 960 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Nfa A373 over Big Barren Creek?

The structure is 32 ft (9.9 m) long with a longest span of 10 ft (3 m).

Who owns Nfa A373 over Big Barren Creek?

It is owned by the County Highway Agency.