US Bridges

Usr 20A over Ir 475

Good

Lucas County, Ohio · Int. of Usr 20A & I-475 · Structure no. 4801026

Built
2023
2 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
305 ft
4 main spans
Daily traffic
9,700
2021 count
Owner
State
State Highway Agency

About this bridge

Usr 20A over Ir 475 is a prestressed concrete stringer/multi-beam or girder carrying Usr 20A over Ir 475 in Lucas County, Ohio. It was built in 2023, so it is 2 years old, younger 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,700 vehicles a day, roughly 3% of them trucks, projected to reach 11,200 by 2041. The structure is 305 ft (93 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUsr 20A
CrossesIr 475
LocationInt. of Usr 20A & I-475
RouteU.S. Route 20
StateOhio
Coordinates41.57157, -83.69173
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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length305 ft (93 m)
Longest span79 ft (24 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,700 (2021)
Projected traffic11,200 by 2041
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Usr 20A over Ir 475 built?

It was built in 2023, making it 2 years old in 2025.

What condition is Usr 20A over Ir 475 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 January 2025.

How much traffic does Usr 20A over Ir 475 carry?

About 9,700 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Usr 20A over Ir 475?

The structure is 305 ft (93 m) long with a longest span of 79 ft (24 m) and a deck 39 ft wide.

Who owns Usr 20A over Ir 475?

It is owned by the State Highway Agency.