US Bridges

US-421 over Goose Creek

Fair

Clay County, Kentucky · .2 MI SE of S-Jct Ky 11 · Structure no. 026B00096N

Built
1983
42 years old
Condition
Fair
inspected October 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
234 ft
3 main spans
Daily traffic
8,691
2021 count
Owner
State
State Highway Agency

About this bridge

US-421 over Goose Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US-421 over Goose Creek in Clay County, Kentucky. It was built in 1983, so it is 42 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 8,691 vehicles a day, roughly 10% of them trucks, projected to reach 8,691 by 2041. The structure is 234 ft (71.2 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS-421
CrossesGoose Creek
Location.2 MI SE of S-Jct Ky 11
RouteU.S. Route 421
Coordinates37.12611, -83.75056
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length234 ft (71.2 m)
Longest span96 ft (29.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,691 (2021)
Projected traffic8,691 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Goose Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is US-421 over Goose Creek 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 October 2021.

How much traffic does US-421 over Goose Creek carry?

About 8,691 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US-421 over Goose Creek?

The structure is 234 ft (71.2 m) long with a longest span of 96 ft (29.3 m) and a deck 33 ft wide.

Who owns US-421 over Goose Creek?

It is owned by the State Highway Agency.