US Bridges

Wildermuth Road over Zorn Ditch

Good

Shelby County, Ohio · .03 M.W. Tawawa Maplewood · Structure no. 7545681

Built
1977
48 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete
Length
26 ft
1 main span
Daily traffic
351
2015 count
Owner
County
County Highway Agency

About this bridge

Wildermuth Road over Zorn Ditch is a concrete slab carrying Wildermuth Road over Zorn Ditch in Shelby County, Ohio. It was built in 1977, so it is 48 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 351 vehicles a day, roughly 7% of them trucks, projected to reach 487 by 2035. The structure is 26 ft (7.8 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWildermuth Road
CrossesZorn Ditch
Location.03 M.W. Tawawa Maplewood
RouteCounty Highway T0062
StateOhio
Coordinates40.40261, -84.02584
Functional classRural Local

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length26 ft (7.8 m)
Longest span24 ft (7.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic351 (2015)
Projected traffic487 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Wildermuth Road over Zorn Ditch built?

It was built in 1977, making it 48 years old in 2025.

What condition is Wildermuth Road over Zorn Ditch 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 2024.

How much traffic does Wildermuth Road over Zorn Ditch carry?

About 351 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Wildermuth Road over Zorn Ditch?

The structure is 26 ft (7.8 m) long with a longest span of 24 ft (7.2 m) and a deck 24 ft wide.

Who owns Wildermuth Road over Zorn Ditch?

It is owned by the County Highway Agency.