US Bridges

Nfa A860 over Branch

Fair

Madison County, Tennessee · In the City of Jackson · Structure no. 570A8600001

Built
1974
51 years old
Condition
Fair
inspected May 2023
Type
Channel Beam
Concrete
Length
24 ft
1 main span
Daily traffic
2,990
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A860 over Branch is a concrete channel beam carrying Nfa A860 over Branch in Madison County, Tennessee. It was built in 1974, so it is 51 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.

It carries about 2,990 vehicles a day, roughly 4% of them trucks, projected to reach 4,784 by 2041. The structure is 24 ft (7.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesNfa A860
CrossesBranch
LocationIn the City of Jackson
RouteCity Street 860
CountyMadison County
StateTennessee
Coordinates35.68492, -88.84094
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width29 ft (8.9 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,990 (2020)
Projected traffic4,784 by 2041
Trucks4%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$140,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A860 over Branch built?

It was built in 1974, making it 51 years old in 2025.

What condition is Nfa A860 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 May 2023.

How much traffic does Nfa A860 over Branch carry?

About 2,990 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Nfa A860 over Branch?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 29 ft wide.

Who owns Nfa A860 over Branch?

It is owned by the City or Municipal Highway Agency.