US Bridges

I-75 over NS (cno&tp) System

Good

Kenton County, Kentucky · .5 MI SW JCT Ky Nbl · Structure no. 059B00095R

Built
1993
32 years old
Condition
Good
inspected November 2021
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
258 ft
3 main spans
Daily traffic
54,191
2021 count
Owner
State
State Highway Agency

About this bridge

I-75 over NS (cno&tp) System is a steel continuous stringer/multi-beam or girder carrying I-75 over NS (cno&tp) System in Kenton County, Kentucky. It was built in 1993, so it is 32 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 54,191 vehicles a day, roughly 13% of them trucks, projected to reach 59,610 by 2041. The structure is 258 ft (78.6 m) long and 73 ft wide.

Location

Open in Google Maps
CarriesI-75
CrossesNS (cno&tp) System
Location.5 MI SW JCT Ky Nbl
RouteInterstate 75
CountyKenton County
StateKentucky
Coordinates39.04194, -84.58194
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating73.5 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length258 ft (78.6 m)
Longest span100 ft (30.5 m)
Deck width73 ft (22.3 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54,191 (2021)
Projected traffic59,610 by 2041
Trucks13%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-75 over NS (cno&tp) System built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-75 over NS (cno&tp) System 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 I-75 over NS (cno&tp) System carry?

About 54,191 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is I-75 over NS (cno&tp) System?

The structure is 258 ft (78.6 m) long with a longest span of 100 ft (30.5 m) and a deck 73 ft wide.

Who owns I-75 over NS (cno&tp) System?

It is owned by the State Highway Agency.