US Bridges

I40 over Branch

Fair

Henderson County, Tennessee · On the Carroll CO Li · Structure no. 39I00400034

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
49 ft
3 main spans
Daily traffic
29,853
2021 count
Owner
State
State Highway Agency

About this bridge

I40 over Branch is a concrete continuous culvert carrying I40 over Branch in Henderson County, Tennessee. It was built in 1965, so it is 60 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 29,853 vehicles a day, roughly 8% of them trucks, projected to reach 56,560 by 2040. The structure is 49 ft (14.9 m) long. If it were closed, the detour would be 54.1 mi (87 km).

Location

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CarriesI40
CrossesBranch
LocationOn the Carroll CO Li
RouteInterstate 40
CountyHenderson County
StateTennessee
Coordinates35.81647, -88.22716
Functional classRural Principal Arterial - Interstate

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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length49 ft (14.9 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,853 (2021)
Projected traffic56,560 by 2040
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.1 mi (87 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I40 over Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is I40 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 June 2024.

How much traffic does I40 over Branch carry?

About 29,853 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is I40 over Branch?

The structure is 49 ft (14.9 m) long with a longest span of 15 ft (4.6 m).

Who owns I40 over Branch?

It is owned by the State Highway Agency.