US Bridges

I440 over CSX RR

Fair

Davidson County, Tennessee · I440 Loop in Nashville · Structure no. 19I04400035

Built
1985
40 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
206 ft
3 main spans
Daily traffic
96,254
2021 count
Owner
State
State Highway Agency

About this bridge

I440 over CSX RR is a prestressed concrete continuous stringer/multi-beam or girder carrying I440 over CSX RR in Davidson County, Tennessee. It was built in 1985, 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 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 96,254 vehicles a day, roughly 7% of them trucks, projected to reach 154,006 by 2042. The structure is 206 ft (62.8 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI440
CrossesCSX RR
LocationI440 Loop in Nashville
RouteInterstate I0440
CountyDavidson County
StateTennessee
Coordinates36.11681, -86.77226
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length206 ft (62.8 m)
Longest span68 ft (20.7 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96,254 (2021)
Projected traffic154,006 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I440 over CSX RR built?

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

What condition is I440 over CSX RR 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 February 2024.

How much traffic does I440 over CSX RR carry?

About 96,254 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I440 over CSX RR?

The structure is 206 ft (62.8 m) long with a longest span of 68 ft (20.7 m) and a deck 32 ft wide.

Who owns I440 over CSX RR?

It is owned by the State Highway Agency.