US Bridges

Nfa 2461 (sa 3207) over Nolichucky River

Fair

Hamblen County, Tennessee · 1 M N of I81 · Structure no. 32024610001

Built
1990
35 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
521 ft
4 main spans
Daily traffic
673
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2461 (sa 3207) over Nolichucky River is a steel continuous stringer/multi-beam or girder carrying Nfa 2461 (sa 3207) over Nolichucky River in Hamblen County, Tennessee. It was built in 1990, so it is 35 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 673 vehicles a day, roughly 3% of them trucks, projected to reach 1,120 by 2039. The structure is 521 ft (158.8 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesNfa 2461 (sa 3207)
CrossesNolichucky River
Location1 M N of I81
RouteCounty Highway 2461
CountyHamblen County
StateTennessee
Coordinates36.13012, -83.22108
Functional classRural Minor Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 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 rating53.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length521 ft (158.8 m)
Longest span147 ft (44.8 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic673 (2021)
Projected traffic1,120 by 2039
Trucks3%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2461 (sa 3207) over Nolichucky River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Nfa 2461 (sa 3207) over Nolichucky River 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 2461 (sa 3207) over Nolichucky River carry?

About 673 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2461 (sa 3207) over Nolichucky River?

The structure is 521 ft (158.8 m) long with a longest span of 147 ft (44.8 m) and a deck 30 ft wide.

Who owns Nfa 2461 (sa 3207) over Nolichucky River?

It is owned by the County Highway Agency.