US Bridges

KY-451 over Curly Fork

Good

Perry County, Kentucky · .25 MI SE of Db Pw Ntrch · Structure no. 097B00028N

Built
1947
78 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
42 ft
2 main spans
Daily traffic
1,716
2021 count
Owner
State
State Highway Agency

About this bridge

KY-451 over Curly Fork is a concrete culvert carrying KY-451 over Curly Fork in Perry County, Kentucky. It was built in 1947, so it is 78 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,716 vehicles a day, roughly 3% of them trucks, projected to reach 1,716 by 2041. The structure is 42 ft (12.8 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesKY-451
CrossesCurly Fork
Location.25 MI SE of Db Pw Ntrch
RouteState Highway 451
Coordinates37.25528, -83.24167
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating60 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length42 ft (12.8 m)
Longest span14 ft (4.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,716 (2021)
Projected traffic1,716 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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-451 over Curly Fork built?

It was built in 1947, making it 78 years old in 2025.

What condition is KY-451 over Curly Fork in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does KY-451 over Curly Fork carry?

About 1,716 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is KY-451 over Curly Fork?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m) and a deck 43 ft wide.

Who owns KY-451 over Curly Fork?

It is owned by the State Highway Agency.