US Bridges

Ir 75 over Canadian National RR

Good

Lucas County, Ohio · .8 MI N. of JCT Ir 280 · Structure no. 4804562

Built
1957
68 years old, rebuilt 1998
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
319 ft
3 main spans
Daily traffic
76,020
2010 count
Owner
State
State Highway Agency

About this bridge

Ir 75 over Canadian National RR is a steel continuous stringer/multi-beam or girder carrying Ir 75 over Canadian National RR in Lucas County, Ohio. It was built in 1957 and reconstructed in 1998, so it is 68 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 76,020 vehicles a day, roughly 25% of them trucks, projected to reach 105,516 by 2030. The structure is 319 ft (97.2 m) long and 132 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesIr 75
CrossesCanadian National RR
Location.8 MI N. of JCT Ir 280
RouteInterstate 75
StateOhio
Coordinates41.69351, -83.50334
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.8 US tons
Inventory rating37.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length319 ft (97.2 m)
Longest span128 ft (39 m)
Deck width132 ft (40.3 m)
Roadway width125 ft (38.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,020 (2010)
Projected traffic105,516 by 2030
Trucks25%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 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 Canadian National RR built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1998.

What condition is Ir 75 over Canadian National RR 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 October 2024.

How much traffic does Ir 75 over Canadian National RR carry?

About 76,020 vehicles per day (2010 count), of which roughly 25% are trucks.

How long is Ir 75 over Canadian National RR?

The structure is 319 ft (97.2 m) long with a longest span of 128 ft (39 m) and a deck 132 ft wide.

Who owns Ir 75 over Canadian National RR?

It is owned by the State Highway Agency.