US Bridges

KY-9 over Trans-Ky Trans.Rr

Fair

Mason County, Kentucky · 1 MI E - Ky 11 · Structure no. 081B00065N

Built
1988
37 years old
Condition
Fair
inspected November 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
164 ft
3 main spans
Daily traffic
7,844
2023 count
Owner
State
State Highway Agency

About this bridge

KY-9 over Trans-Ky Trans.Rr is a prestressed concrete continuous stringer/multi-beam or girder carrying KY-9 over Trans-Ky Trans.Rr in Mason County, Kentucky. It was built in 1988, so it is 37 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.

It carries about 7,844 vehicles a day, roughly 17% of them trucks, projected to reach 7,844 by 2043. The structure is 164 ft (50.1 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesKY-9
CrossesTrans-Ky Trans.Rr
Location1 MI E - Ky 11
RouteState Highway 9
CountyMason County
StateKentucky
Coordinates38.59917, -83.7375
Functional classRural Principal Arterial - Other

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.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length164 ft (50.1 m)
Longest span54 ft (16.5 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,844 (2023)
Projected traffic7,844 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 Trans-Ky Trans.Rr built?

It was built in 1988, making it 37 years old in 2025.

What condition is KY-9 over Trans-Ky Trans.Rr 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 November 2021.

How much traffic does KY-9 over Trans-Ky Trans.Rr carry?

About 7,844 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is KY-9 over Trans-Ky Trans.Rr?

The structure is 164 ft (50.1 m) long with a longest span of 54 ft (16.5 m) and a deck 47 ft wide.

Who owns KY-9 over Trans-Ky Trans.Rr?

It is owned by the State Highway Agency.