US Bridges

I24 over I24 Ll/ Ridge Road

Good

Cheatham County, Tennessee · .33 Mi.E.Of Robertson Co. · Structure no. 11I00240002

Built
1973
52 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
184 ft
3 main spans
Daily traffic
75,818
2021 count
Owner
State
State Highway Agency

About this bridge

I24 over I24 Ll/ Ridge Road is a prestressed concrete continuous box beam or girders - single or spread carrying I24 over I24 Ll/ Ridge Road in Cheatham County, Tennessee. It was built in 1973, so it is 52 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 75,818 vehicles a day, roughly 7% of them trucks, projected to reach 89,200 by 2040. The structure is 184 ft (56.1 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI24
CrossesI24 Ll/ Ridge Road
Location.33 Mi.E.Of Robertson Co.
RouteInterstate 24
Coordinates36.36817, -86.965
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating25.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length184 ft (56.1 m)
Longest span70 ft (21.3 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,818 (2021)
Projected traffic89,200 by 2040
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I24 over I24 Ll/ Ridge Road built?

It was built in 1973, making it 52 years old in 2025.

What condition is I24 over I24 Ll/ Ridge Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does I24 over I24 Ll/ Ridge Road carry?

About 75,818 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I24 over I24 Ll/ Ridge Road?

The structure is 184 ft (56.1 m) long with a longest span of 70 ft (21.3 m) and a deck 44 ft wide.

Who owns I24 over I24 Ll/ Ridge Road?

It is owned by the State Highway Agency.