US Bridges

I-275WB over I471SB&RMP F&undr Rmp B

Fair

Campbell County, Kentucky · WB I275 Ovr I471SB&RMP F · Structure no. 019B00044L

Built
1974
51 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
283 ft
2 main spans
Daily traffic
37,368
2023 count
Owner
State
State Highway Agency

About this bridge

I-275WB over I471SB&RMP F&undr Rmp B is a steel stringer/multi-beam or girder carrying I-275WB over I471SB&RMP F&undr Rmp B in Campbell County, Kentucky. It was built in 1974, so it is 51 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 37,368 vehicles a day, roughly 7% of them trucks, projected to reach 41,104 by 2043. The structure is 283 ft (86.3 m) long and 72 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI-275WB
CrossesI471SB&RMP F&undr Rmp B
LocationWB I275 Ovr I471SB&RMP F
RouteInterstate 275
CountyCampbell County
StateKentucky
Coordinates39.04583, -84.46083
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating88 US tons
Inventory rating52.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length283 ft (86.3 m)
Longest span97 ft (29.7 m)
Deck width72 ft (21.9 m)
Roadway width66 ft (20 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic37,368 (2023)
Projected traffic41,104 by 2043
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
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-275WB over I471SB&RMP F&undr Rmp B built?

It was built in 1974, making it 51 years old in 2025.

What condition is I-275WB over I471SB&RMP F&undr Rmp B 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 August 2023.

How much traffic does I-275WB over I471SB&RMP F&undr Rmp B carry?

About 37,368 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is I-275WB over I471SB&RMP F&undr Rmp B?

The structure is 283 ft (86.3 m) long with a longest span of 97 ft (29.7 m) and a deck 72 ft wide.

Who owns I-275WB over I471SB&RMP F&undr Rmp B?

It is owned by the State Highway Agency.