US Bridges

Ir 75 over SR 73

Good

Warren County, Ohio · Over SR 73 · Structure no. 8303827

Built
2009
16 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
166 ft
2 main spans
Daily traffic
47,049
2015 count
Owner
State
State Highway Agency

About this bridge

Ir 75 over SR 73 is a steel continuous stringer/multi-beam or girder carrying Ir 75 over SR 73 in Warren County, Ohio. It was built in 2009, so it is 16 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 47,049 vehicles a day, roughly 19% of them trucks, projected to reach 65,304 by 2035. The structure is 166 ft (50.7 m) long and 79 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesIr 75
CrossesSR 73
LocationOver SR 73
RouteInterstate 75
StateOhio
Coordinates39.56258, -84.27024
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
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 alignment6: Equal to present minimum criteria
Operating rating45.3 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length166 ft (50.7 m)
Longest span82 ft (25 m)
Deck width79 ft (24.1 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,049 (2015)
Projected traffic65,304 by 2035
Trucks19%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 Ir 75 over SR 73 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Ir 75 over SR 73 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 January 2025.

How much traffic does Ir 75 over SR 73 carry?

About 47,049 vehicles per day (2015 count), of which roughly 19% are trucks.

How long is Ir 75 over SR 73?

The structure is 166 ft (50.7 m) long with a longest span of 82 ft (25 m) and a deck 79 ft wide.

Who owns Ir 75 over SR 73?

It is owned by the State Highway Agency.