US Bridges

Stone RD over Boyd Run

Poor

Scott County, Kentucky · 300 South US 460 · Structure no. 105C00070N

Built
1990
35 years old
Condition
Poor
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
424
2012 count
Owner
County
County Highway Agency

About this bridge

Stone RD over Boyd Run is a prestressed concrete box beam or girders - multiple carrying Stone RD over Boyd Run in Scott County, Kentucky. It was built in 1990, so it is 35 years old, younger 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.

It carries about 424 vehicles a day, projected to reach 424 by 2032. The structure is 54 ft (16.5 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesStone RD
CrossesBoyd Run
Location300 South US 460
RouteCounty Highway 1110
Coordinates38.21972, -84.46472
Functional classRural Local

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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating77.5 US tons
Inventory rating46.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length54 ft (16.5 m)
Longest span51 ft (15.5 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic424 (2012)
Projected traffic424 by 2032
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Stone RD over Boyd Run built?

It was built in 1990, making it 35 years old in 2025.

What condition is Stone RD over Boyd Run 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 February 2023.

How much traffic does Stone RD over Boyd Run carry?

About 424 vehicles per day (2012 count).

How long is Stone RD over Boyd Run?

The structure is 54 ft (16.5 m) long with a longest span of 51 ft (15.5 m) and a deck 24 ft wide.

Who owns Stone RD over Boyd Run?

It is owned by the County Highway Agency.