US Bridges

US-68 over Johnson Creek

Fair

Fleming County, Kentucky · .35 MI S.W. of Mason Cl · Structure no. 035B00069N

Built
1972
53 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
215 ft
3 main spans
Daily traffic
3,049
2022 count
Owner
State
State Highway Agency

About this bridge

US-68 over Johnson Creek is a prestressed concrete stringer/multi-beam or girder carrying US-68 over Johnson Creek in Fleming County, Kentucky. It was built in 1972, so it is 53 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 3,049 vehicles a day, roughly 21% of them trucks, projected to reach 3,049 by 2042. The structure is 215 ft (65.4 m) long and 48 ft wide. If it were closed, the detour would be 70.8 mi (114 km).

CarriesUS-68
CrossesJohnson Creek
Location.35 MI S.W. of Mason Cl
RouteU.S. Route 68
Coordinates38.47278, -83.905
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.8 US tons
Inventory rating54.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length215 ft (65.4 m)
Longest span70 ft (21.3 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,049 (2022)
Projected traffic3,049 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed70.8 mi (114 km)
TollOn a free road
National Highway SystemYes

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 US-68 over Johnson Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is US-68 over Johnson Creek 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 June 2023.

How much traffic does US-68 over Johnson Creek carry?

About 3,049 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is US-68 over Johnson Creek?

The structure is 215 ft (65.4 m) long with a longest span of 70 ft (21.3 m) and a deck 48 ft wide.

Who owns US-68 over Johnson Creek?

It is owned by the State Highway Agency.