US Bridges

Catwalk RD over Backbone Creek

FairPosted for load

Shelby County, Kentucky · 0.8 MI E of Ky 1922 · Structure no. 106C00068N

Built
1992
33 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
189
2014 count
Owner
County
County Highway Agency

About this bridge

Catwalk RD over Backbone Creek is a prestressed concrete box beam or girders - multiple carrying Catwalk RD over Backbone Creek in Shelby County, Kentucky. It was built in 1992, so it is 33 years old, younger 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 6 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 189 vehicles a day, projected to reach 260 by 2034. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCatwalk RD
CrossesBackbone Creek
Location0.8 MI E of Ky 1922
RouteCounty Highway 1035
Coordinates38.29278, -85.00083
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.4 US tons
Inventory rating29 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length50 ft (15.2 m)
Longest span49 ft (14.8 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic189 (2014)
Projected traffic260 by 2034
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Catwalk RD over Backbone Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Catwalk RD over Backbone Creek 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 April 2024.

How much traffic does Catwalk RD over Backbone Creek carry?

About 189 vehicles per day (2014 count).

How long is Catwalk RD over Backbone Creek?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.8 m) and a deck 24 ft wide.

Who owns Catwalk RD over Backbone Creek?

It is owned by the County Highway Agency.