US Bridges

North Bend RD Nc over I-275

Fair

Boone County, Kentucky · 1 MI W of JCT Ky 20 · Structure no. 008B00050L

Built
1976
49 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
2 main spans
Daily traffic
6,757
2022 count
Owner
State
State Highway Agency

About this bridge

North Bend RD Nc over I-275 is a steel continuous stringer/multi-beam or girder carrying North Bend RD Nc over I-275 in Boone County, Kentucky. It was built in 1976, so it is 49 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 6,757 vehicles a day, roughly 6% of them trucks, projected to reach 6,757 by 2042. The structure is 212 ft (64.6 m) long and 52 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNorth Bend RD Nc
CrossesI-275
Location1 MI W of JCT Ky 20
RouteState Highway 237
Coordinates39.08111, -84.70944
Functional classUrban Minor Arterial

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 geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.2 US tons
Inventory rating45.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length212 ft (64.6 m)
Longest span115 ft (35.1 m)
Deck width52 ft (15.8 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,757 (2022)
Projected traffic6,757 by 2042
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 North Bend RD Nc over I-275 built?

It was built in 1976, making it 49 years old in 2025.

What condition is North Bend RD Nc over I-275 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 North Bend RD Nc over I-275 carry?

About 6,757 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is North Bend RD Nc over I-275?

The structure is 212 ft (64.6 m) long with a longest span of 115 ft (35.1 m) and a deck 52 ft wide.

Who owns North Bend RD Nc over I-275?

It is owned by the State Highway Agency.