US Bridges

Quellhorst Road over Miami-Erie Canal

Good

Auglaize County, Ohio · 0.2 MI E of SR 66 · Structure no. 0636479

Built
1989
36 years old, rebuilt 2022
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
31 ft
1 main span
Daily traffic
87
2022 count
Owner
County
County Highway Agency

About this bridge

Quellhorst Road over Miami-Erie Canal is a concrete box beam or girders - multiple carrying Quellhorst Road over Miami-Erie Canal in Auglaize County, Ohio. It was built in 1989 and reconstructed in 2022, so it is 36 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 87 vehicles a day, roughly 8% of them trucks, projected to reach 185 by 2045. The structure is 31 ft (9.4 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesQuellhorst Road
CrossesMiami-Erie Canal
Location0.2 MI E of SR 66
RouteCounty Highway 116
CountyAuglaize County
StateOhio
Coordinates40.51944, -84.37446
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating107.1 US tons
Inventory rating66.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length31 ft (9.4 m)
Longest span29 ft (8.7 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (2022)
Projected traffic185 by 2045
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Quellhorst Road over Miami-Erie Canal built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 2022.

What condition is Quellhorst Road over Miami-Erie Canal 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 April 2024.

How much traffic does Quellhorst Road over Miami-Erie Canal carry?

About 87 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Quellhorst Road over Miami-Erie Canal?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.7 m) and a deck 31 ft wide.

Who owns Quellhorst Road over Miami-Erie Canal?

It is owned by the County Highway Agency.