US Bridges

I440 over I24 SR1

Fair

Davidson County, Tennessee · I440-I24 Loop in Nashvill · Structure no. 19I00240093

Built
1985
40 years old, rebuilt 1996
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
761 ft
4 main spans
Daily traffic
96,163
2021 count
Owner
State
State Highway Agency

About this bridge

I440 over I24 SR1 is a steel continuous box beam or girders - single or spread carrying I440 over I24 SR1 in Davidson County, Tennessee. It was built in 1985 and reconstructed in 1996, so it is 40 years old, younger 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 96,163 vehicles a day, roughly 7% of them trucks, projected to reach 153,861 by 2042. The structure is 761 ft (232 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI440
CrossesI24 SR1
LocationI440-I24 Loop in Nashvill
RouteInterstate I0440
CountyDavidson County
StateTennessee
Coordinates36.12579, -86.72906
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating38.6 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length761 ft (232 m)
Longest span257 ft (78.3 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96,163 (2021)
Projected traffic153,861 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 I440 over I24 SR1 built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 1996.

What condition is I440 over I24 SR1 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 I440 over I24 SR1 carry?

About 96,163 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I440 over I24 SR1?

The structure is 761 ft (232 m) long with a longest span of 257 ft (78.3 m) and a deck 44 ft wide.

Who owns I440 over I24 SR1?

It is owned by the State Highway Agency.