US Bridges

IR-75 over Penn Central R.R.

Good

Auglaize County, Ohio · .17MI.N.OF Jct. USR-33 · Structure no. 0602132

Built
1958
67 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
146 ft
3 main spans
Daily traffic
18,354
2015 count
Owner
State
State Highway Agency

About this bridge

IR-75 over Penn Central R.R. is a concrete continuous slab carrying IR-75 over Penn Central R.R. in Auglaize County, Ohio. It was built in 1958, so it is 67 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 18,354 vehicles a day, roughly 28% of them trucks, projected to reach 25,475 by 2035. The structure is 146 ft (44.5 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIR-75
CrossesPenn Central R.R.
Location.17MI.N.OF Jct. USR-33
RouteInterstate 75
StateOhio
Coordinates40.55658, -84.16977
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.2 US tons
Inventory rating28.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length146 ft (44.5 m)
Longest span55 ft (16.8 m)
Deck width49 ft (14.8 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,354 (2015)
Projected traffic25,475 by 2035
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 Penn Central R.R. built?

It was built in 1958, making it 67 years old in 2025.

What condition is IR-75 over Penn Central R.R. 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 2024.

How much traffic does IR-75 over Penn Central R.R. carry?

About 18,354 vehicles per day (2015 count), of which roughly 28% are trucks.

How long is IR-75 over Penn Central R.R.?

The structure is 146 ft (44.5 m) long with a longest span of 55 ft (16.8 m) and a deck 49 ft wide.

Who owns IR-75 over Penn Central R.R.?

It is owned by the State Highway Agency.