US Bridges

SR 13 over Toby Run

Good

Richland County, Ohio · .97 MI N Knox CO Line · Structure no. 7000049

Built
1987
38 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
4,550
2015 count
Owner
State
State Highway Agency

About this bridge

SR 13 over Toby Run is a concrete culvert carrying SR 13 over Toby Run in Richland County, Ohio. It was built in 1987, so it is 38 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 4,550 vehicles a day, roughly 14% of them trucks, projected to reach 6,315 by 2035. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSR 13
CrossesToby Run
Location.97 MI N Knox CO Line
RouteState Highway 13
StateOhio
Coordinates40.56319, -82.53316
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,550 (2015)
Projected traffic6,315 by 2035
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 13 over Toby Run built?

It was built in 1987, making it 38 years old in 2025.

What condition is SR 13 over Toby Run 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 June 2023.

How much traffic does SR 13 over Toby Run carry?

About 4,550 vehicles per day (2015 count), of which roughly 14% are trucks.

How long is SR 13 over Toby Run?

The structure is 25 ft (7.6 m) long with a longest span of 11 ft (3.3 m).

Who owns SR 13 over Toby Run?

It is owned by the State Highway Agency.