US Bridges

Ir 75 over Lagrange St.

Good

Lucas County, Ohio · I-75 over Lagrange St. · Structure no. 4803876

Built
1970
55 years old, rebuilt 2017
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
164 ft
3 main spans
Daily traffic
83,634
2015 count
Owner
State
State Highway Agency

About this bridge

Ir 75 over Lagrange St. is a steel continuous stringer/multi-beam or girder carrying Ir 75 over Lagrange St. in Lucas County, Ohio. It was built in 1970 and reconstructed in 2017, so it is 55 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 83,634 vehicles a day, roughly 17% of them trucks, projected to reach 116,084 by 2035. The structure is 164 ft (50.1 m) long and 154 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIr 75
CrossesLagrange St.
LocationI-75 over Lagrange St.
RouteInterstate 75
StateOhio
Coordinates41.68867, -83.54493
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.7 US tons
Inventory rating53.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length164 ft (50.1 m)
Longest span70 ft (21.3 m)
Deck width154 ft (46.8 m)
Roadway width147 ft (44.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,634 (2015)
Projected traffic116,084 by 2035
Trucks17%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 Lagrange St. built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2017.

What condition is Ir 75 over Lagrange St. 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 Lagrange St. carry?

About 83,634 vehicles per day (2015 count), of which roughly 17% are trucks.

How long is Ir 75 over Lagrange St.?

The structure is 164 ft (50.1 m) long with a longest span of 70 ft (21.3 m) and a deck 154 ft wide.

Who owns Ir 75 over Lagrange St.?

It is owned by the State Highway Agency.