US Bridges

Nfa A443 over Bent Creek

Fair

Hamblen County, Tennessee · .8MI North of I81 · Structure no. 320A4430001

Built
1979
46 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
78 ft
5 main spans
Daily traffic
370
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A443 over Bent Creek is a concrete continuous culvert carrying Nfa A443 over Bent Creek in Hamblen County, Tennessee. It was built in 1979, so it is 46 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 370 vehicles a day, roughly 2% of them trucks, projected to reach 592 by 2039. The structure is 78 ft (23.9 m) long and 38 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa A443
CrossesBent Creek
Location.8MI North of I81
RouteCounty Highway 443
Coordinates36.20855, -83.13393
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length78 ft (23.9 m)
Longest span15 ft (4.6 m)
Deck width38 ft (11.6 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic370 (2020)
Projected traffic592 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 A443 over Bent Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Nfa A443 over Bent 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 September 2023.

How much traffic does Nfa A443 over Bent Creek carry?

About 370 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A443 over Bent Creek?

The structure is 78 ft (23.9 m) long with a longest span of 15 ft (4.6 m) and a deck 38 ft wide.

Who owns Nfa A443 over Bent Creek?

It is owned by the County Highway Agency.