US Bridges

KY-473 over Clanton Creek

FairPosted for load

Ballard County, Kentucky · .40 MI N.W. of JCT Ky 110 · Structure no. 004B00032N

Built
1959
66 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
165 ft
5 main spans
Daily traffic
81
2022 count
Owner
State
State Highway Agency

About this bridge

KY-473 over Clanton Creek is a concrete tee beam carrying KY-473 over Clanton Creek in Ballard County, Kentucky. It was built in 1959, so it is 66 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 81 vehicles a day, projected to reach 81 by 2042. The structure is 165 ft (50.3 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesKY-473
CrossesClanton Creek
Location.40 MI N.W. of JCT Ky 110
RouteState Highway 473
CountyBallard County
StateKentucky
Coordinates37.15889, -89.01
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length165 ft (50.3 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81 (2022)
Projected traffic81 by 2042
Trucks0%
Lanes on structure2
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 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 KY-473 over Clanton Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is KY-473 over Clanton 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 July 2023.

How much traffic does KY-473 over Clanton Creek carry?

About 81 vehicles per day (2022 count).

How long is KY-473 over Clanton Creek?

The structure is 165 ft (50.3 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns KY-473 over Clanton Creek?

It is owned by the State Highway Agency.