US Bridges

KY-225 over Cumberland River

Fair

Knox County, Kentucky · .70 MI S of JCT Ky 930 · Structure no. 061B00078N

Built
1978
47 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
506 ft
7 main spans
Daily traffic
707
2021 count
Owner
State
State Highway Agency

About this bridge

KY-225 over Cumberland River is a prestressed concrete continuous stringer/multi-beam or girder carrying KY-225 over Cumberland River in Knox County, Kentucky. It was built in 1978, so it is 47 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 707 vehicles a day, projected to reach 707 by 2041. The structure is 506 ft (154.2 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesKY-225
CrossesCumberland River
Location.70 MI S of JCT Ky 930
RouteState Highway 225
CountyKnox County
StateKentucky
Coordinates36.82444, -83.83611
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating96.2 US tons
Inventory rating57.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length506 ft (154.2 m)
Longest span81 ft (24.6 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic707 (2021)
Projected traffic707 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-225 over Cumberland River built?

It was built in 1978, making it 47 years old in 2025.

What condition is KY-225 over Cumberland 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 2024.

How much traffic does KY-225 over Cumberland River carry?

About 707 vehicles per day (2021 count).

How long is KY-225 over Cumberland River?

The structure is 506 ft (154.2 m) long with a longest span of 81 ft (24.6 m) and a deck 38 ft wide.

Who owns KY-225 over Cumberland River?

It is owned by the State Highway Agency.