US Bridges

KY-84 over Rolling Fork River

Fair

Nelson County, Kentucky · On Larue - Nelson Cl · Structure no. 090B00099N

Built
1979
46 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
260 ft
3 main spans
Daily traffic
647
2023 count
Owner
State
State Highway Agency

About this bridge

KY-84 over Rolling Fork River is a prestressed concrete continuous stringer/multi-beam or girder carrying KY-84 over Rolling Fork River in Nelson County, Kentucky. It was built in 1979, so it is 46 years old, younger 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 647 vehicles a day, projected to reach 647 by 2043. The structure is 260 ft (79.2 m) long and 37 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesKY-84
CrossesRolling Fork River
LocationOn Larue - Nelson Cl
RouteState Highway 84
CountyNelson County
StateKentucky
Coordinates37.57361, -85.60556
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating95.2 US tons
Inventory rating57.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span100 ft (30.5 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic647 (2023)
Projected traffic647 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-84 over Rolling Fork River built?

It was built in 1979, making it 46 years old in 2025.

What condition is KY-84 over Rolling Fork River 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 February 2023.

How much traffic does KY-84 over Rolling Fork River carry?

About 647 vehicles per day (2023 count).

How long is KY-84 over Rolling Fork River?

The structure is 260 ft (79.2 m) long with a longest span of 100 ft (30.5 m) and a deck 37 ft wide.

Who owns KY-84 over Rolling Fork River?

It is owned by the State Highway Agency.