US Bridges

Ir 475 over Secor Road

Fair

Lucas County, Ohio · 3.75 MI E - US23 & Ir 475 · Structure no. 4808193

Built
1968
57 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
195 ft
3 main spans
Daily traffic
69,570
2010 count
Owner
State
State Highway Agency

About this bridge

Ir 475 over Secor Road is a steel continuous stringer/multi-beam or girder carrying Ir 475 over Secor Road in Lucas County, Ohio. It was built in 1968, 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 69,570 vehicles a day, roughly 12% of them trucks, projected to reach 96,563 by 2030. The structure is 195 ft (59.4 m) long and 86 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIr 475
CrossesSecor Road
Location3.75 MI E - US23 & Ir 475
RouteInterstate 475
StateOhio
Coordinates41.68655, -83.62305
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span104 ft (31.7 m)
Deck width86 ft (26.3 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,570 (2010)
Projected traffic96,563 by 2030
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
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 Secor Road built?

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

What condition is Ir 475 over Secor Road in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does Ir 475 over Secor Road carry?

About 69,570 vehicles per day (2010 count), of which roughly 12% are trucks.

How long is Ir 475 over Secor Road?

The structure is 195 ft (59.4 m) long with a longest span of 104 ft (31.7 m) and a deck 86 ft wide.

Who owns Ir 475 over Secor Road?

It is owned by the State Highway Agency.