US Bridges

Ir 475 over SR 120 Central Ave

Good

Lucas County, Ohio · 0.7 MI W. of Ir 75 · Structure no. 4808495

Built
1970
55 years old, rebuilt 2013
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
300 ft
4 main spans
Daily traffic
90,124
2018 count
Owner
State
State Highway Agency

About this bridge

Ir 475 over SR 120 Central Ave is a steel continuous stringer/multi-beam or girder carrying Ir 475 over SR 120 Central Ave in Lucas County, Ohio. It was built in 1970 and reconstructed in 2013, 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 90,124 vehicles a day, roughly 9% of them trucks, projected to reach 132,498 by 2038. The structure is 300 ft (91.4 m) long and 175 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIr 475
CrossesSR 120 Central Ave
Location0.7 MI W. of Ir 75
RouteInterstate 475
StateOhio
Coordinates41.6781, -83.5873
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length300 ft (91.4 m)
Longest span87 ft (26.5 m)
Deck width175 ft (53.4 m)
Roadway width169 ft (51.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90,124 (2018)
Projected traffic132,498 by 2038
Trucks9%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 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 475 over SR 120 Central Ave built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2013.

What condition is Ir 475 over SR 120 Central Ave 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 475 over SR 120 Central Ave carry?

About 90,124 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Ir 475 over SR 120 Central Ave?

The structure is 300 ft (91.4 m) long with a longest span of 87 ft (26.5 m) and a deck 175 ft wide.

Who owns Ir 475 over SR 120 Central Ave?

It is owned by the State Highway Agency.