US Bridges

I-65 over Cox Run

Fair

Hardin County, Kentucky · 1.3 MI Nor. of Ky 84 Ntrc · Structure no. 047B00037N

Built
1959
66 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
42,404
2022 count
Owner
State
State Highway Agency

About this bridge

I-65 over Cox Run is a concrete culvert carrying I-65 over Cox Run in Hardin County, Kentucky. It was built in 1959, so it is 66 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 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 42,404 vehicles a day, roughly 35% of them trucks, projected to reach 52,580 by 2042. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-65
CrossesCox Run
Location1.3 MI Nor. of Ky 84 Ntrc
RouteInterstate 65
CountyHardin County
StateKentucky
Coordinates37.54278, -85.88028
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,404 (2022)
Projected traffic52,580 by 2042
Trucks35%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-65 over Cox Run built?

It was built in 1959, making it 66 years old in 2025.

What condition is I-65 over Cox Run 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 November 2023.

How much traffic does I-65 over Cox Run carry?

About 42,404 vehicles per day (2022 count), of which roughly 35% are trucks.

How long is I-65 over Cox Run?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.9 m).

Who owns I-65 over Cox Run?

It is owned by the State Highway Agency.