US Bridges

Nfa 2141 (sa 0803) over Carson Fork Creek

GoodPosted for load

Cannon County, Tennessee · 3MI West of SR53 · Structure no. 08S43570001

Built
1965
60 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
86 ft
3 main spans
Daily traffic
571
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2141 (sa 0803) over Carson Fork Creek is a concrete box beam or girders - multiple carrying Nfa 2141 (sa 0803) over Carson Fork Creek in Cannon County, Tennessee. It was built in 1965, so it is 60 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 571 vehicles a day, roughly 3% of them trucks, projected to reach 914 by 2042. The structure is 86 ft (26.1 m) long and 29 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesNfa 2141 (sa 0803)
CrossesCarson Fork Creek
Location3MI West of SR53
RouteCounty Highway 2141
CountyCannon County
StateTennessee
Coordinates35.73127, -86.12195
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length86 ft (26.1 m)
Longest span29 ft (8.7 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic571 (2021)
Projected traffic914 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$605,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2141 (sa 0803) over Carson Fork Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa 2141 (sa 0803) over Carson Fork Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does Nfa 2141 (sa 0803) over Carson Fork Creek carry?

About 571 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2141 (sa 0803) over Carson Fork Creek?

The structure is 86 ft (26.1 m) long with a longest span of 29 ft (8.7 m) and a deck 29 ft wide.

Who owns Nfa 2141 (sa 0803) over Carson Fork Creek?

It is owned by the County Highway Agency.