US Bridges

SR 13 over Kokosing River

Good

Knox County, Ohio · .4 M N of JCT SR 586 · Structure no. 4200632

Built
1892
133 years old, rebuilt 1969
Condition
Good
inspected July 2024
Type
Arch - Deck
Masonry
Length
190 ft
5 main spans
Daily traffic
26,321
2015 count
Owner
State
State Highway Agency

About this bridge

SR 13 over Kokosing River is a masonry arch - deck carrying SR 13 over Kokosing River in Knox County, Ohio. It was built in 1892 and reconstructed in 1969, so it is 133 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 26,321 vehicles a day, roughly 8% of them trucks, projected to reach 36,534 by 2035. The structure is 190 ft (57.9 m) long and 66 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 13
CrossesKokosing River
Location.4 M N of JCT SR 586
RouteState Highway 13
StateOhio
Coordinates40.38883, -82.48586
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating39.2 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans5
Design loadH 10
Structure length190 ft (57.9 m)
Longest span38 ft (11.6 m)
Deck width66 ft (20.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,321 (2015)
Projected traffic36,534 by 2035
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible 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 Kokosing River built?

It was built in 1892, making it 133 years old in 2025. It was reconstructed in 1969.

What condition is SR 13 over Kokosing River 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 SR 13 over Kokosing River carry?

About 26,321 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is SR 13 over Kokosing River?

The structure is 190 ft (57.9 m) long with a longest span of 38 ft (11.6 m) and a deck 66 ft wide.

Who owns SR 13 over Kokosing River?

It is owned by the State Highway Agency.