US Bridges

US 68 over Ky 9

Good

Mason County, Kentucky · 3.87 MI S of JCT Ky 8 · Structure no. 081B00073N

Built
2012
13 years old
Condition
Good
inspected November 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
213 ft
3 main spans
Daily traffic
4,875
2022 count
Owner
State
State Highway Agency

About this bridge

US 68 over Ky 9 is a prestressed concrete continuous stringer/multi-beam or girder carrying US 68 over Ky 9 in Mason County, Kentucky. It was built in 2012, so it is 13 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 4,875 vehicles a day, roughly 20% of them trucks, projected to reach 4,875 by 2042. The structure is 213 ft (64.9 m) long and 105 ft wide.

CarriesUS 68
CrossesKy 9
Location3.87 MI S of JCT Ky 8
RouteU.S. Route 68
Coordinates38.64306, -83.83167
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.7 US tons
Inventory rating59.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length213 ft (64.9 m)
Longest span130 ft (39.6 m)
Deck width105 ft (32 m)
Roadway width102 ft (31.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,875 (2022)
Projected traffic4,875 by 2042
Trucks20%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 68 over Ky 9 built?

It was built in 2012, making it 13 years old in 2025.

What condition is US 68 over Ky 9 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 2021.

How much traffic does US 68 over Ky 9 carry?

About 4,875 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is US 68 over Ky 9?

The structure is 213 ft (64.9 m) long with a longest span of 130 ft (39.6 m) and a deck 105 ft wide.

Who owns US 68 over Ky 9?

It is owned by the State Highway Agency.