US Bridges

Nfa 1479 (sa 8426) over Branch

Fair

Tipton County, Tennessee · 1 MI W of SR3 · Structure no. 84014790007

Built
1974
51 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
317
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1479 (sa 8426) over Branch is a concrete culvert carrying Nfa 1479 (sa 8426) over Branch in Tipton 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 317 vehicles a day, roughly 3% of them trucks, projected to reach 430 by 2042. The structure is 27 ft (8.2 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesNfa 1479 (sa 8426)
CrossesBranch
Location1 MI W of SR3
RouteCounty Highway 1479
CountyTipton County
StateTennessee
Coordinates35.62611, -89.62869
Functional classRural Minor 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width33 ft (10 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic317 (2021)
Projected traffic430 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 1479 (sa 8426) over Branch built?

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

What condition is Nfa 1479 (sa 8426) 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 March 2024.

How much traffic does Nfa 1479 (sa 8426) over Branch carry?

About 317 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1479 (sa 8426) over Branch?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 33 ft wide.

Who owns Nfa 1479 (sa 8426) over Branch?

It is owned by the County Highway Agency.