US Bridges

SR 13 over North Branch Kokosing

Good

Knox County, Ohio · 5.1 M S of JCT SR 95 · Structure no. 4200667

Built
1926
99 years old, rebuilt 1984
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
140 ft
2 main spans
Daily traffic
8,991
2015 count
Owner
State
State Highway Agency

About this bridge

SR 13 over North Branch Kokosing is a prestressed concrete box beam or girders - multiple carrying SR 13 over North Branch Kokosing in Knox County, Ohio. It was built in 1926 and reconstructed in 1984, so it is 99 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 8,991 vehicles a day, roughly 12% of them trucks, projected to reach 12,480 by 2035. The structure is 140 ft (42.7 m) long and 30 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesSR 13
CrossesNorth Branch Kokosing
Location5.1 M S of JCT SR 95
RouteState Highway 13
CountyKnox County
StateOhio
Coordinates40.41885, -82.50334
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.6 US tons
Inventory rating24.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length140 ft (42.7 m)
Longest span67 ft (20.4 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,991 (2015)
Projected traffic12,480 by 2035
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 North Branch Kokosing built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1984.

What condition is SR 13 over North Branch Kokosing 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 North Branch Kokosing carry?

About 8,991 vehicles per day (2015 count), of which roughly 12% are trucks.

How long is SR 13 over North Branch Kokosing?

The structure is 140 ft (42.7 m) long with a longest span of 67 ft (20.4 m) and a deck 30 ft wide.

Who owns SR 13 over North Branch Kokosing?

It is owned by the State Highway Agency.