US Bridges

KY-472 over S.Fk.Rockcastle Rvr

FairPosted for load

Laurel County, Kentucky · Between Jcts Ky 638 E&w · Structure no. 063B00062N

Built
1947
78 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
130 ft
3 main spans
Daily traffic
886
2023 count
Owner
State
State Highway Agency

About this bridge

KY-472 over S.Fk.Rockcastle Rvr is a concrete tee beam carrying KY-472 over S.Fk.Rockcastle Rvr in Laurel 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 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 886 vehicles a day, roughly 16% of them trucks, projected to reach 886 by 2043. The structure is 130 ft (39.6 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesKY-472
CrossesS.Fk.Rockcastle Rvr
LocationBetween Jcts Ky 638 E&w
RouteState Highway 472
CountyLaurel County
StateKentucky
Coordinates37.205, -83.945
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54.5 US tons
Inventory rating32.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length130 ft (39.6 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic886 (2023)
Projected traffic886 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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-472 over S.Fk.Rockcastle Rvr built?

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

What condition is KY-472 over S.Fk.Rockcastle Rvr 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 2024.

How much traffic does KY-472 over S.Fk.Rockcastle Rvr carry?

About 886 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is KY-472 over S.Fk.Rockcastle Rvr?

The structure is 130 ft (39.6 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns KY-472 over S.Fk.Rockcastle Rvr?

It is owned by the State Highway Agency.