US Bridges

KY-9 over Ky 547 & 4 MI Creek

Good

Campbell County, Kentucky · 2.1 MI N JCT Ky 1997 · Structure no. 019B00069N

Built
1990
35 years old
Condition
Good
inspected August 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
287 ft
4 main spans
Daily traffic
17,196
2023 count
Owner
State
State Highway Agency

About this bridge

KY-9 over Ky 547 & 4 MI Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying KY-9 over Ky 547 & 4 MI Creek in Campbell 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 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 17,196 vehicles a day, roughly 15% of them trucks, projected to reach 17,196 by 2043. The structure is 287 ft (87.5 m) long and 85 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesKY-9
CrossesKy 547 & 4 MI Creek
Location2.1 MI N JCT Ky 1997
RouteState Highway 9
Coordinates38.97639, -84.36389
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.1 US tons
Inventory rating36.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length287 ft (87.5 m)
Longest span81 ft (24.7 m)
Deck width85 ft (26 m)
Roadway width79 ft (24.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,196 (2023)
Projected traffic17,196 by 2043
Trucks15%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 KY-9 over Ky 547 & 4 MI Creek built?

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

What condition is KY-9 over Ky 547 & 4 MI Creek 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 August 2021.

How much traffic does KY-9 over Ky 547 & 4 MI Creek carry?

About 17,196 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is KY-9 over Ky 547 & 4 MI Creek?

The structure is 287 ft (87.5 m) long with a longest span of 81 ft (24.7 m) and a deck 85 ft wide.

Who owns KY-9 over Ky 547 & 4 MI Creek?

It is owned by the State Highway Agency.