US Bridges

KY-80 over Louie B. Nunn Pkwy

Fair

Pulaski County, Kentucky · 4.3 MI SE of Casey Co.Ln. · Structure no. 100B00067R

Built
1972
53 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
272 ft
4 main spans
Daily traffic
954
2021 count
Owner
State
State Highway Agency

About this bridge

KY-80 over Louie B. Nunn Pkwy is a concrete continuous tee beam carrying KY-80 over Louie B. Nunn Pkwy in Pulaski County, Kentucky. It was built in 1972, so it is 53 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 954 vehicles a day, roughly 10% of them trucks, projected to reach 954 by 2041. The structure is 272 ft (82.9 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesKY-80
CrossesLouie B. Nunn Pkwy
Location4.3 MI SE of Casey Co.Ln.
RouteState Highway 80
CountyPulaski County
StateKentucky
Coordinates37.0925, -84.80083
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating50.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length272 ft (82.9 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic954 (2021)
Projected traffic954 by 2041
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was KY-80 over Louie B. Nunn Pkwy built?

It was built in 1972, making it 53 years old in 2025.

What condition is KY-80 over Louie B. Nunn Pkwy 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 July 2024.

How much traffic does KY-80 over Louie B. Nunn Pkwy carry?

About 954 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is KY-80 over Louie B. Nunn Pkwy?

The structure is 272 ft (82.9 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns KY-80 over Louie B. Nunn Pkwy?

It is owned by the State Highway Agency.