US Bridges

Nfa A618 over Branch

Good

Hardeman County, Tennessee · In the City of Toone · Structure no. 350A6180001

Built
2001
24 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
50
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A618 over Branch is a concrete continuous culvert carrying Nfa A618 over Branch in Hardeman County, Tennessee. It was built in 2001, so it is 24 years old, younger 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.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2040. The structure is 31 ft (9.4 m) long and 56 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa A618
CrossesBranch
LocationIn the City of Toone
RouteCity Street 618
Coordinates35.34919, -88.95321
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width56 ft (17.1 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic80 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A618 over Branch built?

It was built in 2001, making it 24 years old in 2025.

What condition is Nfa A618 over Branch 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 August 2024.

How much traffic does Nfa A618 over Branch carry?

About 50 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Nfa A618 over Branch?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m) and a deck 56 ft wide.

Who owns Nfa A618 over Branch?

It is owned by the City or Municipal Highway Agency.