US Bridges

I40 over Fairfield Ave.

Fair

Davidson County, Tennessee · I40/FAIRFIELD Ave · Structure no. 19I00400095

Built
1960
65 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
169,445
2021 count
Owner
State
State Highway Agency

About this bridge

I40 over Fairfield Ave. is a prestressed concrete stringer/multi-beam or girder carrying I40 over Fairfield Ave. in Davidson County, Tennessee. It was built in 1960, so it is 65 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 169,445 vehicles a day, roughly 7% of them trucks, projected to reach 271,112 by 2042. The structure is 146 ft (44.5 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI40
CrossesFairfield Ave.
LocationI40/FAIRFIELD Ave
RouteInterstate I0040
CountyDavidson County
StateTennessee
Coordinates36.15322, -86.75633
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length146 ft (44.5 m)
Longest span74 ft (22.6 m)
Deck width62 ft (19 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic169,445 (2021)
Projected traffic271,112 by 2042
Trucks7%
Lanes on structure4
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$305,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I40 over Fairfield Ave. built?

It was built in 1960, making it 65 years old in 2025.

What condition is I40 over Fairfield Ave. 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 December 2023.

How much traffic does I40 over Fairfield Ave. carry?

About 169,445 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I40 over Fairfield Ave.?

The structure is 146 ft (44.5 m) long with a longest span of 74 ft (22.6 m) and a deck 62 ft wide.

Who owns I40 over Fairfield Ave.?

It is owned by the State Highway Agency.