US Bridges

SR-47 over Ir 75

Good

Shelby County, Ohio · Jct. IR-75 · Structure no. 7500602

Built
1961
64 years old, rebuilt 1992
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
230 ft
4 main spans
Daily traffic
22,694
2015 count
Owner
State
State Highway Agency

About this bridge

SR-47 over Ir 75 is a steel continuous stringer/multi-beam or girder carrying SR-47 over Ir 75 in Shelby County, Ohio. It was built in 1961 and reconstructed in 1992, 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 22,694 vehicles a day, roughly 6% of them trucks, projected to reach 31,499 by 2035. The structure is 230 ft (70.1 m) long and 69 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR-47
CrossesIr 75
LocationJct. IR-75
RouteState Highway 47
StateOhio
Coordinates40.2878, -84.18236
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
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 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 loadHS 20
Structure length230 ft (70.1 m)
Longest span70 ft (21.3 m)
Deck width69 ft (21.1 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,694 (2015)
Projected traffic31,499 by 2035
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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-47 over Ir 75 built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1992.

What condition is SR-47 over Ir 75 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 August 2024.

How much traffic does SR-47 over Ir 75 carry?

About 22,694 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR-47 over Ir 75?

The structure is 230 ft (70.1 m) long with a longest span of 70 ft (21.3 m) and a deck 69 ft wide.

Who owns SR-47 over Ir 75?

It is owned by the State Highway Agency.