US Bridges

I80 Oh Tpk over Nine Mile Creek

Fair

Sandusky County, Ohio · 6.4MI West of Exit 91 · Structure no. 7228678

Built
1954
71 years old, rebuilt 1999
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
70 ft
1 main span
Daily traffic
43,463
2015 count
Owner
Toll Authority
State Toll Authority

About this bridge

I80 Oh Tpk over Nine Mile Creek is a steel stringer/multi-beam or girder carrying I80 Oh Tpk over Nine Mile Creek in Sandusky County, Ohio. It was built in 1954 and reconstructed in 1999, so it is 71 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 43,463 vehicles a day, roughly 27% of them trucks, projected to reach 60,327 by 2035. The structure is 70 ft (21.3 m) long and 126 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI80 Oh Tpk
CrossesNine Mile Creek
Location6.4MI West of Exit 91
RouteInterstate 80K
StateOhio
Coordinates41.43681, -83.2246
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length70 ft (21.3 m)
Longest span49 ft (14.9 m)
Deck width126 ft (38.3 m)
Roadway width123 ft (37.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43,463 (2015)
Projected traffic60,327 by 2035
Trucks27%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 I80 Oh Tpk over Nine Mile Creek built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1999.

What condition is I80 Oh Tpk over Nine Mile Creek 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 March 2024.

How much traffic does I80 Oh Tpk over Nine Mile Creek carry?

About 43,463 vehicles per day (2015 count), of which roughly 27% are trucks.

How long is I80 Oh Tpk over Nine Mile Creek?

The structure is 70 ft (21.3 m) long with a longest span of 49 ft (14.9 m) and a deck 126 ft wide.

Who owns I80 Oh Tpk over Nine Mile Creek?

It is owned by the State Toll Authority.