US Bridges

Nfa A471 over Branch

Good

Weakley County, Tennessee · 0.4 MI W of SR43 · Structure no. 920A4710003

Built
2001
24 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
47 ft
3 main spans
Daily traffic
130
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A471 over Branch is a concrete continuous slab carrying Nfa A471 over Branch in Weakley 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 130 vehicles a day, roughly 2% of them trucks, projected to reach 208 by 2040. The structure is 47 ft (14.3 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNfa A471
CrossesBranch
Location0.4 MI W of SR43
RouteCounty Highway 471
Coordinates36.18547, -88.81897
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
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 rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length47 ft (14.3 m)
Longest span17 ft (5.2 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2020)
Projected traffic208 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 A471 over Branch built?

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

What condition is Nfa A471 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 October 2024.

How much traffic does Nfa A471 over Branch carry?

About 130 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A471 over Branch?

The structure is 47 ft (14.3 m) long with a longest span of 17 ft (5.2 m) and a deck 26 ft wide.

Who owns Nfa A471 over Branch?

It is owned by the County Highway Agency.