US Bridges

I-275 WB over Ky 20 Connector

Fair

Boone County, Kentucky · 2.0 MI E of Ohio Rv B · Structure no. 008B00055L

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
111 ft
1 main span
Daily traffic
18,640
2019 count
Owner
State
State Highway Agency

About this bridge

I-275 WB over Ky 20 Connector is a steel stringer/multi-beam or girder carrying I-275 WB over Ky 20 Connector in Boone County, Kentucky. It was built in 1970, so it is 55 years old, older 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 18,640 vehicles a day, roughly 16% of them trucks, projected to reach 23,114 by 2039. The structure is 111 ft (33.8 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesI-275 WB
CrossesKy 20 Connector
Location2.0 MI E of Ohio Rv B
RouteInterstate 275
CountyBoone County
StateKentucky
Coordinates39.0875, -84.78972
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length111 ft (33.8 m)
Longest span111 ft (33.8 m)
Deck width46 ft (13.9 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,640 (2019)
Projected traffic23,114 by 2039
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-275 WB over Ky 20 Connector built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-275 WB over Ky 20 Connector 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 June 2023.

How much traffic does I-275 WB over Ky 20 Connector carry?

About 18,640 vehicles per day (2019 count), of which roughly 16% are trucks.

How long is I-275 WB over Ky 20 Connector?

The structure is 111 ft (33.8 m) long with a longest span of 111 ft (33.8 m) and a deck 46 ft wide.

Who owns I-275 WB over Ky 20 Connector?

It is owned by the State Highway Agency.