US Bridges

Nfa A671 over Anderson Branch

Good

Madison County, Tennessee · In the City of Jackson · Structure no. 570A6710001

Built
1984
41 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
49 ft
3 main spans
Daily traffic
1,740
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A671 over Anderson Branch is a concrete continuous culvert carrying Nfa A671 over Anderson Branch in Madison County, Tennessee. It was built in 1984, so it is 41 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 1,740 vehicles a day, roughly 4% of them trucks, projected to reach 2,784 by 2041. The structure is 49 ft (14.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A671
CrossesAnderson Branch
LocationIn the City of Jackson
RouteCity Street 671
Coordinates35.61761, -88.79567
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,740 (2020)
Projected traffic2,784 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 A671 over Anderson Branch built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa A671 over Anderson 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 May 2023.

How much traffic does Nfa A671 over Anderson Branch carry?

About 1,740 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Nfa A671 over Anderson Branch?

The structure is 49 ft (14.9 m) long with a longest span of 10 ft (3 m).

Who owns Nfa A671 over Anderson Branch?

It is owned by the City or Municipal Highway Agency.