US Bridges

Nfa A023 over Branch

Fair

Perry County, Tennessee · 16 M. Nw. Linden · Structure no. 680A0230007

Built
1991
34 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete Continuous
Length
34 ft
2 main spans
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A023 over Branch is a concrete continuous culvert carrying Nfa A023 over Branch in Perry County, Tennessee. It was built in 1991, so it is 34 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 40 vehicles a day, roughly 7% of them trucks, projected to reach 64 by 2039. The structure is 34 ft (10.4 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa A023
CrossesBranch
Location16 M. Nw. Linden
RouteCounty Highway 23
Coordinates35.72308, -87.93273
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 protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum 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 length34 ft (10.4 m)
Longest span15 ft (4.6 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic64 by 2039
Trucks7%
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 A023 over Branch built?

It was built in 1991, making it 34 years old in 2025.

What condition is Nfa A023 over 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 March 2023.

How much traffic does Nfa A023 over Branch carry?

About 40 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Nfa A023 over Branch?

The structure is 34 ft (10.4 m) long with a longest span of 15 ft (4.6 m) and a deck 26 ft wide.

Who owns Nfa A023 over Branch?

It is owned by the County Highway Agency.