US Bridges

Ashby Fork RD over Ashby Fork

GoodPosted for load

Boone County, Kentucky · 1 MI SE of JCT Ky 20 · Structure no. 008C00072N

Built
2009
16 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
253
2011 count
Owner
County
County Highway Agency

About this bridge

Ashby Fork RD over Ashby Fork is a prestressed concrete box beam or girders - multiple carrying Ashby Fork RD over Ashby Fork in Boone County, Kentucky. It was built in 2009, so it is 16 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. Its operating status is: posted for load restriction.

It carries about 253 vehicles a day, projected to reach 437 by 2031. The structure is 46 ft (14 m) long and 28 ft wide.

CarriesAshby Fork RD
CrossesAshby Fork
Location1 MI SE of JCT Ky 20
RouteCounty Highway 1329
Coordinates39.05861, -84.81278
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 protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.9 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length46 ft (14 m)
Longest span42 ft (12.9 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic253 (2011)
Projected traffic437 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Ashby Fork RD over Ashby Fork built?

It was built in 2009, making it 16 years old in 2025.

What condition is Ashby Fork RD over Ashby Fork 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 November 2024.

How much traffic does Ashby Fork RD over Ashby Fork carry?

About 253 vehicles per day (2011 count).

How long is Ashby Fork RD over Ashby Fork?

The structure is 46 ft (14 m) long with a longest span of 42 ft (12.9 m) and a deck 28 ft wide.

Who owns Ashby Fork RD over Ashby Fork?

It is owned by the County Highway Agency.