US Bridges

Ridge RD C275 over I71

Good

Hamilton County, Ohio · .6 MI N of SR 562 · Structure no. 3115259

Built
1972
53 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
273 ft
4 main spans
Daily traffic
23,256
2018 count
Owner
State
State Highway Agency

About this bridge

Ridge RD C275 over I71 is a steel continuous stringer/multi-beam or girder carrying Ridge RD C275 over I71 in Hamilton County, Ohio. It was built in 1972, so it is 53 years old, older than the Ohio average of 47.3 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 23,256 vehicles a day, roughly 5% of them trucks, projected to reach 169,776 by 2038. The structure is 273 ft (83.2 m) long and 58 ft wide.

CarriesRidge RD C275
CrossesI71
Location.6 MI N of SR 562
RouteCounty Highway 275
StateOhio
Coordinates39.16692, -84.42331
Functional classUrban Minor Arterial

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment9: Superior to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length273 ft (83.2 m)
Longest span96 ft (29.3 m)
Deck width58 ft (17.8 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,256 (2018)
Projected traffic169,776 by 2038
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ridge RD C275 over I71 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Ridge RD C275 over I71 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 April 2023.

How much traffic does Ridge RD C275 over I71 carry?

About 23,256 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Ridge RD C275 over I71?

The structure is 273 ft (83.2 m) long with a longest span of 96 ft (29.3 m) and a deck 58 ft wide.

Who owns Ridge RD C275 over I71?

It is owned by the State Highway Agency.