US Bridges

SR-571 over Ir 75

Fair

Miami County, Ohio · Jct. IR-75 · Structure no. 5504260

Built
1955
70 years old, rebuilt 1967
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
204 ft
4 main spans
Daily traffic
17,214
2015 count
Owner
State
State Highway Agency

About this bridge

SR-571 over Ir 75 is a steel continuous stringer/multi-beam or girder carrying SR-571 over Ir 75 in Miami County, Ohio. It was built in 1955 and reconstructed in 1967, so it is 70 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 17,214 vehicles a day, roughly 7% of them trucks, projected to reach 23,893 by 2035. The structure is 204 ft (62.2 m) long and 76 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesSR-571
CrossesIr 75
LocationJct. IR-75
RouteState Highway 571
StateOhio
Coordinates39.96094, -84.18983
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length204 ft (62.2 m)
Longest span55 ft (16.8 m)
Deck width76 ft (23.3 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,214 (2015)
Projected traffic23,893 by 2035
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.3 mi (23 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-571 over Ir 75 built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1967.

What condition is SR-571 over Ir 75 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 March 2024.

How much traffic does SR-571 over Ir 75 carry?

About 17,214 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is SR-571 over Ir 75?

The structure is 204 ft (62.2 m) long with a longest span of 55 ft (16.8 m) and a deck 76 ft wide.

Who owns SR-571 over Ir 75?

It is owned by the State Highway Agency.