US Bridges

KY-644 over Levisa Fork

FairPosted for load

Lawrence County, Kentucky · 0.2 MI NW of JCT Ky 1690 · Structure no. 064B00038N

Built
1904
121 years old, rebuilt 1970
Condition
Fair
inspected September 2024
Type
Truss - Thru
Steel
Length
469 ft
3 main spans
Daily traffic
1,132
2021 count
Owner
State
State Highway Agency

About this bridge

KY-644 over Levisa Fork is a steel truss - thru carrying KY-644 over Levisa Fork in Lawrence County, Kentucky. It was built in 1904 and reconstructed in 1970, so it is 121 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 1,132 vehicles a day, roughly 3% of them trucks, projected to reach 1,132 by 2041. The structure is 469 ft (143.1 m) long and 12 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesKY-644
CrossesLevisa Fork
Location0.2 MI NW of JCT Ky 1690
RouteState Highway 644
CountyLawrence County
StateKentucky
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19.7 US tons
Inventory rating11.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadH 10
Structure length469 ft (143.1 m)
Longest span172 ft (52.3 m)
Deck width12 ft (3.8 m)
Roadway width11 ft (3.4 m)
Vertical clearance over deck16 ft (4.8 m)

Traffic and service

Average daily traffic1,132 (2021)
Projected traffic1,132 by 2041
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-644 over Levisa Fork built?

It was built in 1904, making it 121 years old in 2025. It was reconstructed in 1970.

What condition is KY-644 over Levisa 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 September 2024.

How much traffic does KY-644 over Levisa Fork carry?

About 1,132 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is KY-644 over Levisa Fork?

The structure is 469 ft (143.1 m) long with a longest span of 172 ft (52.3 m) and a deck 12 ft wide.

Who owns KY-644 over Levisa Fork?

It is owned by the State Highway Agency.