US Bridges

Tho TR 59 over Royer Ditch

Good

Seneca County, Ohio · 0.07 MI E of TR 79 · Structure no. 7450249

Built
2003
22 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
189
2015 count
Owner
County
County Highway Agency

About this bridge

Tho TR 59 over Royer Ditch is a prestressed concrete box beam or girders - multiple carrying Tho TR 59 over Royer Ditch in Seneca County, Ohio. It was built in 2003, so it is 22 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 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 189 vehicles a day, roughly 7% of them trucks, projected to reach 262 by 2035. The structure is 50 ft (15.2 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesTho TR 59
CrossesRoyer Ditch
Location0.07 MI E of TR 79
RouteCounty Highway T0178
StateOhio
Coordinates41.22667, -82.93333
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating46.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic189 (2015)
Projected traffic262 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Tho TR 59 over Royer Ditch built?

It was built in 2003, making it 22 years old in 2025.

What condition is Tho TR 59 over Royer 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 September 2024.

How much traffic does Tho TR 59 over Royer Ditch carry?

About 189 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Tho TR 59 over Royer Ditch?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m) and a deck 30 ft wide.

Who owns Tho TR 59 over Royer Ditch?

It is owned by the County Highway Agency.