US Bridges

Nfa A123 over Kings Branch

Fair

Perry County, Tennessee · 1 M.W. SR13-N. of Linden · Structure no. 680A1230001

Built
1979
46 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
47 ft
2 main spans
Daily traffic
80
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A123 over Kings Branch is a concrete continuous culvert carrying Nfa A123 over Kings Branch in Perry 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 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 80 vehicles a day, roughly 7% of them trucks, projected to reach 128 by 2041. The structure is 47 ft (14.2 m) long and 23 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesNfa A123
CrossesKings Branch
Location1 M.W. SR13-N. of Linden
RouteCounty Highway 123
CountyPerry County
StateTennessee
Coordinates35.70435, -87.81648
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length47 ft (14.2 m)
Longest span15 ft (4.6 m)
Deck width23 ft (6.9 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2020)
Projected traffic128 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 A123 over Kings Branch built?

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

What condition is Nfa A123 over Kings Branch 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 April 2023.

How much traffic does Nfa A123 over Kings Branch carry?

About 80 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Nfa A123 over Kings Branch?

The structure is 47 ft (14.2 m) long with a longest span of 15 ft (4.6 m) and a deck 23 ft wide.

Who owns Nfa A123 over Kings Branch?

It is owned by the County Highway Agency.