US Bridges

Ir 90 over Porter Creek

Good

Lorain County, Ohio · 2.24 Miles East of SR 83 · Structure no. 4705319

Built
1970
55 years old, rebuilt 1998
Condition
Good
inspected August 2023
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
34,488
2015 count
Owner
State
State Highway Agency

About this bridge

Ir 90 over Porter Creek is a concrete slab carrying Ir 90 over Porter Creek in Lorain County, Ohio. It was built in 1970 and reconstructed in 1998, 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 34,488 vehicles a day, roughly 28% of them trucks, projected to reach 47,869 by 2035. The structure is 23 ft (6.9 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIr 90
CrossesPorter Creek
Location2.24 Miles East of SR 83
RouteInterstate 90
StateOhio
Coordinates41.46758, -81.97957
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length23 ft (6.9 m)
Longest span20 ft (6.1 m)
Deck width67 ft (20.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,488 (2015)
Projected traffic47,869 by 2035
Trucks28%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ir 90 over Porter Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1998.

What condition is Ir 90 over Porter Creek 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 August 2023.

How much traffic does Ir 90 over Porter Creek carry?

About 34,488 vehicles per day (2015 count), of which roughly 28% are trucks.

How long is Ir 90 over Porter Creek?

The structure is 23 ft (6.9 m) long with a longest span of 20 ft (6.1 m) and a deck 67 ft wide.

Who owns Ir 90 over Porter Creek?

It is owned by the State Highway Agency.