US Bridges

Nfa 2163 (sa 5808) over Dixon Creek

Fair

Marion County, Tennessee · 5.1 NE JCT SR2&SR150 · Structure no. 58021630003

Built
1959
66 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
333
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2163 (sa 5808) over Dixon Creek is a concrete slab carrying Nfa 2163 (sa 5808) over Dixon Creek in Marion County, Tennessee. It was built in 1959, so it is 66 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 5 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 333 vehicles a day, roughly 3% of them trucks, projected to reach 528 by 2040. The structure is 22 ft (6.6 m) long and 25 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesNfa 2163 (sa 5808)
CrossesDixon Creek
Location5.1 NE JCT SR2&SR150
RouteCounty Highway 2163
CountyMarion County
StateTennessee
Coordinates35.14851, -85.60291
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length22 ft (6.6 m)
Longest span22 ft (6.6 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic333 (2021)
Projected traffic528 by 2040
Trucks3%
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$77,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2163 (sa 5808) over Dixon Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Nfa 2163 (sa 5808) over Dixon 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 2024.

How much traffic does Nfa 2163 (sa 5808) over Dixon Creek carry?

About 333 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2163 (sa 5808) over Dixon Creek?

The structure is 22 ft (6.6 m) long with a longest span of 22 ft (6.6 m) and a deck 25 ft wide.

Who owns Nfa 2163 (sa 5808) over Dixon Creek?

It is owned by the County Highway Agency.