US Bridges

SB Ir 75 over Harrison Avenue

Good

Hamilton County, Ohio · 1.1 MI S of US 52 · Structure no. 3109399

Built
1961
64 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
160 ft
3 main spans
Daily traffic
71,924
2015 count
Owner
State
State Highway Agency

About this bridge

SB Ir 75 over Harrison Avenue is a steel continuous stringer/multi-beam or girder carrying SB Ir 75 over Harrison Avenue in Hamilton County, Ohio. It was built in 1961, so it is 64 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 71,924 vehicles a day, roughly 16% of them trucks, projected to reach 99,831 by 2035. The structure is 160 ft (48.8 m) long and 86 ft wide.

CarriesSB Ir 75
CrossesHarrison Avenue
Location1.1 MI S of US 52
RouteInterstate 75
StateOhio
Coordinates39.12266, -84.53563
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length160 ft (48.8 m)
Longest span65 ft (19.8 m)
Deck width86 ft (26.1 m)
Roadway width80 ft (24.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71,924 (2015)
Projected traffic99,831 by 2035
Trucks16%
Lanes on structure4
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SB Ir 75 over Harrison Avenue built?

It was built in 1961, making it 64 years old in 2025.

What condition is SB Ir 75 over Harrison Avenue 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 September 2023.

How much traffic does SB Ir 75 over Harrison Avenue carry?

About 71,924 vehicles per day (2015 count), of which roughly 16% are trucks.

How long is SB Ir 75 over Harrison Avenue?

The structure is 160 ft (48.8 m) long with a longest span of 65 ft (19.8 m) and a deck 86 ft wide.

Who owns SB Ir 75 over Harrison Avenue?

It is owned by the State Highway Agency.