US Bridges

TR 78 over Ir 75

Good

Wood County, Ohio · 0.74 Mi. N. of SR 64 · Structure no. 8703906

Built
1969
56 years old, rebuilt 2021
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
280 ft
4 main spans
Daily traffic
4,616
2018 count
Owner
State
State Highway Agency

About this bridge

TR 78 over Ir 75 is a steel continuous stringer/multi-beam or girder carrying TR 78 over Ir 75 in Wood County, Ohio. It was built in 1969 and reconstructed in 2021, so it is 56 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 4,616 vehicles a day, roughly 7% of them trucks, projected to reach 5,300 by 2038. The structure is 280 ft (85.3 m) long and 37 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 78
CrossesIr 75
Location0.74 Mi. N. of SR 64
RouteCounty Highway C0078
StateOhio
Coordinates41.38528, -83.61599
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
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating32.2 US tons
Inventory rating25 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length280 ft (85.3 m)
Longest span82 ft (25 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,616 (2018)
Projected traffic5,300 by 2038
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 TR 78 over Ir 75 built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2021.

What condition is TR 78 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 February 2024.

How much traffic does TR 78 over Ir 75 carry?

About 4,616 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is TR 78 over Ir 75?

The structure is 280 ft (85.3 m) long with a longest span of 82 ft (25 m) and a deck 37 ft wide.

Who owns TR 78 over Ir 75?

It is owned by the State Highway Agency.