US Bridges

Ir 475 over CR 30-HILL Ave

Good

Lucas County, Ohio · Int. Ir 475 & Hill Ave. · Structure no. 4807626

Built
1968
57 years old, rebuilt 2020
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
177 ft
3 main spans
Daily traffic
45,050
2020 count
Owner
State
State Highway Agency

About this bridge

Ir 475 over CR 30-HILL Ave is a steel continuous stringer/multi-beam or girder carrying Ir 475 over CR 30-HILL Ave in Lucas County, Ohio. It was built in 1968 and reconstructed in 2020, so it is 57 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 45,050 vehicles a day, roughly 12% of them trucks, projected to reach 51,855 by 2040. The structure is 177 ft (54.1 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIr 475
CrossesCR 30-HILL Ave
LocationInt. Ir 475 & Hill Ave.
RouteInterstate 475
StateOhio
Coordinates41.6385, -83.69471
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length177 ft (54.1 m)
Longest span73 ft (22.4 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,050 (2020)
Projected traffic51,855 by 2040
Trucks12%
Lanes on structure3
Traffic directionOne-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 475 over CR 30-HILL Ave built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2020.

What condition is Ir 475 over CR 30-HILL 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 CR 30-HILL Ave carry?

About 45,050 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is Ir 475 over CR 30-HILL Ave?

The structure is 177 ft (54.1 m) long with a longest span of 73 ft (22.4 m) and a deck 63 ft wide.

Who owns Ir 475 over CR 30-HILL Ave?

It is owned by the State Highway Agency.