US Bridges

I24 Wbl over Branch

Fair

Coffee County, Tennessee · 3 MI W of SR-2 Jct. · Structure no. 16I00240014

Built
1970
55 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
44,829
2021 count
Owner
State
State Highway Agency

About this bridge

I24 Wbl over Branch is a concrete continuous culvert carrying I24 Wbl over Branch in Coffee County, Tennessee. It was built in 1970, so it is 55 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 44,829 vehicles a day, roughly 6% of them trucks, projected to reach 71,726 by 2042. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI24 Wbl
CrossesBranch
Location3 MI W of SR-2 Jct.
RouteInterstate 24
Coordinates35.559, -86.20486
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable 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 spans2
Design loadHS 20
Structure length29 ft (8.8 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 traffic44,829 (2021)
Projected traffic71,726 by 2042
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 I24 Wbl over Branch built?

It was built in 1970, making it 55 years old in 2025.

What condition is I24 Wbl 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 October 2023.

How much traffic does I24 Wbl over Branch carry?

About 44,829 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I24 Wbl over Branch?

The structure is 29 ft (8.8 m) long with a longest span of 10 ft (3 m).

Who owns I24 Wbl over Branch?

It is owned by the State Highway Agency.