US Bridges

KY-7 over Cub Run

FairPosted for load

Greenup County, Kentucky · 1.9 MI S of JCT Ky 2070 · Structure no. 045B00018N

Built
1936
89 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
652
2023 count
Owner
State
State Highway Agency

About this bridge

KY-7 over Cub Run is a concrete culvert carrying KY-7 over Cub Run in Greenup County, Kentucky. It was built in 1936, so it is 89 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. Its operating status is: posted for load restriction.

It carries about 652 vehicles a day, roughly 16% of them trucks, projected to reach 652 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesKY-7
CrossesCub Run
Location1.9 MI S of JCT Ky 2070
RouteState Highway 7
CountyGreenup County
StateKentucky
Coordinates38.54444, -82.96917
Functional classRural Major Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.1 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length24 ft (7.3 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic652 (2023)
Projected traffic652 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemNo

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 KY-7 over Cub Run built?

It was built in 1936, making it 89 years old in 2025.

What condition is KY-7 over Cub 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 August 2023.

How much traffic does KY-7 over Cub Run carry?

About 652 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is KY-7 over Cub Run?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.5 m).

Who owns KY-7 over Cub Run?

It is owned by the State Highway Agency.