US Bridges

Nfa A373 over Branch

FairPosted for load

Marshall County, Tennessee · 5th Ave N in Lewisburg · Structure no. 59M34410003

Built
1960
65 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
25 ft
1 main span
Daily traffic
2,298
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A373 over Branch is a concrete tee beam carrying Nfa A373 over Branch in Marshall County, Tennessee. It was built in 1960, so it is 65 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,298 vehicles a day, roughly 3% of them trucks, projected to reach 2,480 by 2041. The structure is 25 ft (7.6 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNfa A373
CrossesBranch
Location5th Ave N in Lewisburg
RouteCity Street 373
CountyMarshall County
StateTennessee
Coordinates35.46334, -86.79133
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length25 ft (7.6 m)
Longest span24 ft (7.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,298 (2021)
Projected traffic2,480 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 A373 over Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa A373 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 August 2024.

How much traffic does Nfa A373 over Branch carry?

About 2,298 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa A373 over Branch?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.2 m) and a deck 32 ft wide.

Who owns Nfa A373 over Branch?

It is owned by the City or Municipal Highway Agency.