US Bridges

US-421 over Stinnet Creek

GoodPosted for load

Leslie County, Kentucky · 0.1 M S of JCT KY-406 · Structure no. 066B00076N

Built
2022
3 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
1,529
2021 count
Owner
State
State Highway Agency

About this bridge

US-421 over Stinnet Creek is a concrete culvert carrying US-421 over Stinnet Creek in Leslie County, Kentucky. It was built in 2022, so it is 3 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 1,529 vehicles a day, roughly 11% of them trucks, projected to reach 1,529 by 2041. The structure is 30 ft (9.1 m) long and 94 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS-421
CrossesStinnet Creek
Location0.1 M S of JCT KY-406
RouteU.S. Route 421
Coordinates37.09, -83.39556
Functional classRural Minor Arterial

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.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width94 ft (28.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,529 (2021)
Projected traffic1,529 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 US-421 over Stinnet Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is US-421 over Stinnet Creek 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 US-421 over Stinnet Creek carry?

About 1,529 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is US-421 over Stinnet Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 94 ft wide.

Who owns US-421 over Stinnet Creek?

It is owned by the State Highway Agency.