US Bridges

US-421 over Br of Hays Fork

Fair

Madison County, Kentucky · .06 MI N. F JCT W/ Ky 499 · Structure no. 076B00014N

Built
1949
76 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
7,029
2021 count
Owner
State
State Highway Agency

About this bridge

US-421 over Br of Hays Fork is a concrete culvert carrying US-421 over Br of Hays Fork in Madison County, Kentucky. It was built in 1949, so it is 76 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 7,029 vehicles a day, roughly 6% of them trucks, projected to reach 7,029 by 2041. The structure is 26 ft (7.9 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS-421
CrossesBr of Hays Fork
Location.06 MI N. F JCT W/ Ky 499
RouteU.S. Route 421
Coordinates37.65806, -84.2475
Functional classRural Minor Arterial

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58 US tons
Inventory rating34.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.8 m)
Deck width42 ft (12.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,029 (2021)
Projected traffic7,029 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 US-421 over Br of Hays Fork built?

It was built in 1949, making it 76 years old in 2025.

What condition is US-421 over Br of Hays Fork 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 April 2024.

How much traffic does US-421 over Br of Hays Fork carry?

About 7,029 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is US-421 over Br of Hays Fork?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.8 m) and a deck 42 ft wide.

Who owns US-421 over Br of Hays Fork?

It is owned by the State Highway Agency.