US Bridges

KY-533 over Grassy Fork

Fair

Adair County, Kentucky · .10 MI Sou. of JCT Ky 533 · Structure no. 001B00019N

Built
1927
98 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
398
2023 count
Owner
State
State Highway Agency

About this bridge

KY-533 over Grassy Fork is a concrete culvert carrying KY-533 over Grassy Fork in Adair County, Kentucky. It was built in 1927, so it is 98 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.

It carries about 398 vehicles a day, projected to reach 398 by 2043. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 31.7 mi (51 km).

Location

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CarriesKY-533
CrossesGrassy Fork
Location.10 MI Sou. of JCT Ky 533
RouteState Highway 533
CountyAdair County
StateKentucky
Coordinates36.95806, -85.43528
Functional classRural Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic398 (2023)
Projected traffic398 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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-533 over Grassy Fork built?

It was built in 1927, making it 98 years old in 2025.

What condition is KY-533 over Grassy 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 July 2023.

How much traffic does KY-533 over Grassy Fork carry?

About 398 vehicles per day (2023 count).

How long is KY-533 over Grassy Fork?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns KY-533 over Grassy Fork?

It is owned by the State Highway Agency.