US Bridges

Nfa A465 over I40

FairPosted for load

Jefferson County, Tennessee · Btwn I81 & SR113 · Structure no. 45I00400013

Built
1960
65 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
297 ft
4 main spans
Daily traffic
510
2020 count
Owner
State
State Highway Agency

About this bridge

Nfa A465 over I40 is a concrete continuous tee beam carrying Nfa A465 over I40 in Jefferson 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. Its operating status is: posted for load restriction.

It carries about 510 vehicles a day, roughly 2% of them trucks, projected to reach 816 by 2042. The structure is 297 ft (90.5 m) long and 47 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesNfa A465
CrossesI40
LocationBtwn I81 & SR113
RouteCounty Highway 465
CountyJefferson County
StateTennessee
Coordinates36.0535, -83.35815
Functional classRural Local

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.
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating31.1 US tons
Inventory rating21.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length297 ft (90.5 m)
Longest span82 ft (24.9 m)
Deck width47 ft (14.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic510 (2020)
Projected traffic816 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa A465 over I40 built?

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

What condition is Nfa A465 over I40 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 June 2024.

How much traffic does Nfa A465 over I40 carry?

About 510 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A465 over I40?

The structure is 297 ft (90.5 m) long with a longest span of 82 ft (24.9 m) and a deck 47 ft wide.

Who owns Nfa A465 over I40?

It is owned by the State Highway Agency.