US Bridges

I-65 over I-65 SB on Ramp

Fair

Jefferson County, Kentucky · 0.4 MI S of Oak ST · Structure no. 056B00207N

Built
1957
68 years old, rebuilt 1982
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete Continuous
Length
139 ft
3 main spans
Daily traffic
122,766
2023 count
Owner
State
State Highway Agency

About this bridge

I-65 over I-65 SB on Ramp is a concrete continuous tee beam carrying I-65 over I-65 SB on Ramp in Jefferson County, Kentucky. It was built in 1957 and reconstructed in 1982, so it is 68 years old, older than the Kentucky average of 46.6 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 122,766 vehicles a day, roughly 16% of them trucks, projected to reach 135,042 by 2043. The structure is 139 ft (42.3 m) long and 101 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesI-65
CrossesI-65 SB on Ramp
Location0.4 MI S of Oak ST
RouteInterstate 65
CountyJefferson County
StateKentucky
Coordinates38.22806, -85.75139
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating44 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length139 ft (42.3 m)
Longest span63 ft (19.2 m)
Deck width101 ft (30.9 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122,766 (2023)
Projected traffic135,042 by 2043
Trucks16%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.3 mi (23 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-65 over I-65 SB on Ramp built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1982.

What condition is I-65 over I-65 SB on Ramp 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 2024.

How much traffic does I-65 over I-65 SB on Ramp carry?

About 122,766 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is I-65 over I-65 SB on Ramp?

The structure is 139 ft (42.3 m) long with a longest span of 63 ft (19.2 m) and a deck 101 ft wide.

Who owns I-65 over I-65 SB on Ramp?

It is owned by the State Highway Agency.