US Bridges

Township 230 over Mcdonald Creek

Good

Hardin County, Ohio · .4 MI E of JCT of CR 245 · Structure no. 3334201

Built
1974
51 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Township 230 over Mcdonald Creek is a prestressed concrete box beam or girders - multiple carrying Township 230 over Mcdonald Creek in Hardin County, Ohio. It was built in 1974, so it is 51 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 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 31 ft (9.4 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesTownship 230
CrossesMcdonald Creek
Location.4 MI E of JCT of CR 245
RouteCounty Highway 230
CountyHardin County
StateOhio
Coordinates40.55333, -83.43333
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating42.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.4 m)
Longest span28 ft (8.5 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 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 Township 230 over Mcdonald Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Township 230 over Mcdonald 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 July 2024.

How much traffic does Township 230 over Mcdonald Creek carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township 230 over Mcdonald Creek?

The structure is 31 ft (9.4 m) long with a longest span of 28 ft (8.5 m) and a deck 24 ft wide.

Who owns Township 230 over Mcdonald Creek?

It is owned by the County Highway Agency.