US Bridges

KY-284 over Clarks River

Fair

McCracken County, Kentucky · 1.2 MI East of JCT Ky 450 · Structure no. 073B00007N

Built
1969
56 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
485 ft
4 main spans
Daily traffic
3,733
2022 count
Owner
State
State Highway Agency

About this bridge

KY-284 over Clarks River is a steel stringer/multi-beam or girder carrying KY-284 over Clarks River in McCracken County, Kentucky. It was built in 1969, so it is 56 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 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 3,733 vehicles a day, roughly 6% of them trucks, projected to reach 3,733 by 2042. The structure is 485 ft (147.9 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesKY-284
CrossesClarks River
Location1.2 MI East of JCT Ky 450
RouteState Highway 284
Coordinates37.03333, -88.5525
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.7 US tons
Inventory rating40 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length485 ft (147.9 m)
Longest span180 ft (54.9 m)
Deck width35 ft (10.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,733 (2022)
Projected traffic3,733 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-284 over Clarks River built?

It was built in 1969, making it 56 years old in 2025.

What condition is KY-284 over Clarks River 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 2023.

How much traffic does KY-284 over Clarks River carry?

About 3,733 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is KY-284 over Clarks River?

The structure is 485 ft (147.9 m) long with a longest span of 180 ft (54.9 m) and a deck 35 ft wide.

Who owns KY-284 over Clarks River?

It is owned by the State Highway Agency.