US Bridges

KY-931 over N Fork Kentucky River

PoorPosted for load

Letcher County, Kentucky · @ JCT of Ky 588 · Structure no. 067B00053N

Built
1968
57 years old
Condition
Poor
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
106 ft
2 main spans
Daily traffic
1,962
2019 count
Owner
State
State Highway Agency

About this bridge

KY-931 over N Fork Kentucky River is a prestressed concrete box beam or girders - multiple carrying KY-931 over N Fork Kentucky River in Letcher County, Kentucky. It was built in 1968, so it is 57 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,962 vehicles a day, roughly 5% of them trucks, projected to reach 1,962 by 2039. The structure is 106 ft (32.3 m) long and 22 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesKY-931
CrossesN Fork Kentucky River
Location@ JCT of Ky 588
RouteState Highway 931
Coordinates37.10861, -82.85972
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.7 US tons
Inventory rating22 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span49 ft (14.9 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,962 (2019)
Projected traffic1,962 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$275,000
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-931 over N Fork Kentucky River built?

It was built in 1968, making it 57 years old in 2025.

What condition is KY-931 over N Fork Kentucky River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does KY-931 over N Fork Kentucky River carry?

About 1,962 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is KY-931 over N Fork Kentucky River?

The structure is 106 ft (32.3 m) long with a longest span of 49 ft (14.9 m) and a deck 22 ft wide.

Who owns KY-931 over N Fork Kentucky River?

It is owned by the State Highway Agency.