US Bridges

KY-450 over West Fork of Clarks Rive

FairPosted for load

McCracken County, Kentucky · .90 MI Nor. of Graves Cl · Structure no. 073B00055N

Built
1951
74 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete
Length
152 ft
4 main spans
Daily traffic
1,521
2021 count
Owner
State
State Highway Agency

About this bridge

KY-450 over West Fork of Clarks Rive is a concrete tee beam carrying KY-450 over West Fork of Clarks Rive in McCracken County, Kentucky. It was built in 1951, so it is 74 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 1,521 vehicles a day, roughly 5% of them trucks, projected to reach 1,521 by 2041. The structure is 152 ft (46.3 m) long and 26 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesKY-450
CrossesWest Fork of Clarks Rive
Location.90 MI Nor. of Graves Cl
RouteState Highway 450
CountyMcCracken County
StateKentucky
Coordinates36.95667, -88.54333
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionDecember 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58 US tons
Inventory rating34.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length152 ft (46.3 m)
Longest span37 ft (11.2 m)
Deck width26 ft (8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,521 (2021)
Projected traffic1,521 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$497,000
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-450 over West Fork of Clarks Rive built?

It was built in 1951, making it 74 years old in 2025.

What condition is KY-450 over West Fork of Clarks Rive 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 December 2024.

How much traffic does KY-450 over West Fork of Clarks Rive carry?

About 1,521 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is KY-450 over West Fork of Clarks Rive?

The structure is 152 ft (46.3 m) long with a longest span of 37 ft (11.2 m) and a deck 26 ft wide.

Who owns KY-450 over West Fork of Clarks Rive?

It is owned by the State Highway Agency.