US Bridges

Balls Fork over Lafferty Johnson Lane

Good

Knott County, Kentucky · 0.01 M S of JCT KY-1087 · Structure no. 060C00103N

Built
2023
2 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

Balls Fork over Lafferty Johnson Lane is a prestressed concrete box beam or girders - multiple carrying Balls Fork over Lafferty Johnson Lane in Knott County, Kentucky. It was built in 2023, so it is 2 years old, younger than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, projected to reach 12 by 2044. The structure is 81 ft (24.6 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesBalls Fork
CrossesLafferty Johnson Lane
Location0.01 M S of JCT KY-1087
RouteCounty Highway 1468
CountyKnott County
StateKentucky
Coordinates37.39139, -83.07556
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length81 ft (24.6 m)
Longest span79 ft (24.2 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic12 by 2044
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Balls Fork over Lafferty Johnson Lane built?

It was built in 2023, making it 2 years old in 2025.

What condition is Balls Fork over Lafferty Johnson Lane in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Balls Fork over Lafferty Johnson Lane carry?

About 10 vehicles per day (2024 count).

How long is Balls Fork over Lafferty Johnson Lane?

The structure is 81 ft (24.6 m) long with a longest span of 79 ft (24.2 m) and a deck 16 ft wide.

Who owns Balls Fork over Lafferty Johnson Lane?

It is owned by the County Highway Agency.