US Bridges

US 68 over Sinking Fork

Fair

Christian County, Kentucky · .57 Mi.E JCT Ky 1349 · Structure no. 024B00136L

Built
1998
27 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
168 ft
3 main spans
Daily traffic
3,732
2022 count
Owner
State
State Highway Agency

About this bridge

US 68 over Sinking Fork is a prestressed concrete continuous box beam or girders - multiple carrying US 68 over Sinking Fork in Christian County, Kentucky. It was built in 1998, so it is 27 years old, younger 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 3,732 vehicles a day, roughly 23% of them trucks, projected to reach 3,732 by 2042. The structure is 168 ft (51.3 m) long and 45 ft wide.

CarriesUS 68
CrossesSinking Fork
Location.57 Mi.E JCT Ky 1349
RouteU.S. Route 68
Coordinates36.88167, -87.60944
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating65.1 US tons
Inventory rating38.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length168 ft (51.3 m)
Longest span60 ft (18.3 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,732 (2022)
Projected traffic3,732 by 2042
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Sinking Fork built?

It was built in 1998, making it 27 years old in 2025.

What condition is US 68 over Sinking 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 June 2024.

How much traffic does US 68 over Sinking Fork carry?

About 3,732 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is US 68 over Sinking Fork?

The structure is 168 ft (51.3 m) long with a longest span of 60 ft (18.3 m) and a deck 45 ft wide.

Who owns US 68 over Sinking Fork?

It is owned by the State Highway Agency.