US Bridges

Corey Rd. over Ir 475

Poor

Lucas County, Ohio · 1.65 MI E - US23 & Ir 475 · Structure no. 4808045

Built
1969
56 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
197 ft
4 main spans
Daily traffic
14,673
2019 count
Owner
State
State Highway Agency

About this bridge

Corey Rd. over Ir 475 is a steel continuous stringer/multi-beam or girder carrying Corey Rd. over Ir 475 in Lucas County, Ohio. It was built in 1969, so it is 56 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 14,673 vehicles a day, roughly 2% of them trucks, projected to reach 16,500 by 2039. The structure is 197 ft (60 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCorey Rd.
CrossesIr 475
Location1.65 MI E - US23 & Ir 475
RouteCity Street 62
StateOhio
Coordinates41.68984, -83.66344
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length197 ft (60 m)
Longest span57 ft (17.4 m)
Deck width38 ft (11.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,673 (2019)
Projected traffic16,500 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.7 mi (6 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 Corey Rd. over Ir 475 built?

It was built in 1969, making it 56 years old in 2025.

What condition is Corey Rd. over Ir 475 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Corey Rd. over Ir 475 carry?

About 14,673 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Corey Rd. over Ir 475?

The structure is 197 ft (60 m) long with a longest span of 57 ft (17.4 m) and a deck 38 ft wide.

Who owns Corey Rd. over Ir 475?

It is owned by the State Highway Agency.