US Bridges

TR 12 over Ir 75

Fair

Wood County, Ohio · Int. TR 12 & Ir 75 · Structure no. 8703485

Built
1969
56 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
284 ft
4 main spans
Daily traffic
72
2018 count
Owner
State
State Highway Agency

About this bridge

TR 12 over Ir 75 is a steel continuous stringer/multi-beam or girder carrying TR 12 over Ir 75 in Wood County, Ohio. It was built in 1969, 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 fair condition with a lowest component rating of 6 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 72 vehicles a day, roughly 7% of them trucks, projected to reach 75 by 2038. The structure is 284 ft (86.6 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 12
CrossesIr 75
LocationInt. TR 12 & Ir 75
RouteCounty Highway 12
StateOhio
Coordinates41.31117, -83.62726
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length284 ft (86.6 m)
Longest span83 ft (25.3 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72 (2018)
Projected traffic75 by 2038
Trucks7%
Lanes on structure2
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 TR 12 over Ir 75 built?

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

What condition is TR 12 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 February 2025.

How much traffic does TR 12 over Ir 75 carry?

About 72 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is TR 12 over Ir 75?

The structure is 284 ft (86.6 m) long with a longest span of 83 ft (25.3 m) and a deck 30 ft wide.

Who owns TR 12 over Ir 75?

It is owned by the State Highway Agency.