US Bridges

Township Road 107 over South Fork Great Miami

Good

Logan County, Ohio · 0.25 MI South of SR 273 · Structure no. 4640098

Built
1992
33 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
157
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 107 over South Fork Great Miami is a prestressed concrete box beam or girders - multiple carrying Township Road 107 over South Fork Great Miami in Logan County, Ohio. It was built in 1992, so it is 33 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 157 vehicles a day, roughly 8% of them trucks, projected to reach 218 by 2035. The structure is 54 ft (16.5 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 Road 107
CrossesSouth Fork Great Miami
Location0.25 MI South of SR 273
RouteCounty Highway T0107
CountyLogan County
StateOhio
Coordinates40.50028, -83.73083
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
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating45.7 US tons
Inventory rating31.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length54 ft (16.5 m)
Longest span49 ft (14.9 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic157 (2015)
Projected traffic218 by 2035
Trucks8%
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 Road 107 over South Fork Great Miami built?

It was built in 1992, making it 33 years old in 2025.

What condition is Township Road 107 over South Fork Great Miami 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 November 2023.

How much traffic does Township Road 107 over South Fork Great Miami carry?

About 157 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Township Road 107 over South Fork Great Miami?

The structure is 54 ft (16.5 m) long with a longest span of 49 ft (14.9 m) and a deck 24 ft wide.

Who owns Township Road 107 over South Fork Great Miami?

It is owned by the County Highway Agency.