US Bridges

I24 Wbl over Garrison Fork Creek

Fair

Coffee County, Tennessee · Near Beech Grove · Structure no. 16I00240004

Built
1968
57 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
44,829
2021 count
Owner
State
State Highway Agency

About this bridge

I24 Wbl over Garrison Fork Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying I24 Wbl over Garrison Fork Creek in Coffee County, Tennessee. It was built in 1968, so it is 57 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 5 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 64,856 by 2041. The structure is 142 ft (43.2 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI24 Wbl
CrossesGarrison Fork Creek
LocationNear Beech Grove
RouteInterstate 24
Coordinates35.62238, -86.24208
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating18.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length142 ft (43.2 m)
Longest span63 ft (19.2 m)
Deck width56 ft (17.1 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,829 (2021)
Projected traffic64,856 by 2041
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3 million (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I24 Wbl over Garrison Fork Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is I24 Wbl over Garrison Fork Creek 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 September 2023.

How much traffic does I24 Wbl over Garrison Fork Creek carry?

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

How long is I24 Wbl over Garrison Fork Creek?

The structure is 142 ft (43.2 m) long with a longest span of 63 ft (19.2 m) and a deck 56 ft wide.

Who owns I24 Wbl over Garrison Fork Creek?

It is owned by the State Highway Agency.