US Bridges

FAP 401 (sr 24) over Branch

Fair

Wilson County, Tennessee · 1.2 M E JCT SR24&SR171 · Structure no. 95SR0240005

Built
1930
95 years old, rebuilt 1962
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
19,355
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 401 (sr 24) over Branch is a concrete continuous culvert carrying FAP 401 (sr 24) over Branch in Wilson County, Tennessee. It was built in 1930 and reconstructed in 1962, so it is 95 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 19,355 vehicles a day, roughly 9% of them trucks, projected to reach 30,968 by 2042. The structure is 32 ft (9.8 m) long and 40 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesFAP 401 (sr 24)
CrossesBranch
Location1.2 M E JCT SR24&SR171
RouteU.S. Route 70
CountyWilson County
StateTennessee
Coordinates36.23182, -86.49167
Functional classUrban Other Principal Arterial

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,355 (2021)
Projected traffic30,968 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$332,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 401 (sr 24) over Branch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1962.

What condition is FAP 401 (sr 24) 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 November 2023.

How much traffic does FAP 401 (sr 24) over Branch carry?

About 19,355 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 401 (sr 24) over Branch?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns FAP 401 (sr 24) over Branch?

It is owned by the State Highway Agency.