US Bridges

TR231 over North Branch Kokosing

Fair

Morrow County, Ohio · N.Of INT.CR22 & TR231 · Structure no. 5931746

Built
1973
52 years old, rebuilt 2005
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
26
2015 count
Owner
County
County Highway Agency

About this bridge

TR231 over North Branch Kokosing is a steel stringer/multi-beam or girder carrying TR231 over North Branch Kokosing in Morrow County, Ohio. It was built in 1973 and reconstructed in 2005, so it is 52 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 26 vehicles a day, roughly 8% of them trucks, projected to reach 36 by 2035. The structure is 52 ft (15.9 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTR231
CrossesNorth Branch Kokosing
LocationN.Of INT.CR22 & TR231
RouteCounty Highway T0231
CountyMorrow County
StateOhio
Coordinates40.55833, -82.685
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.4 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length52 ft (15.9 m)
Longest span42 ft (12.8 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26 (2015)
Projected traffic36 by 2035
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 TR231 over North Branch Kokosing built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2005.

What condition is TR231 over North Branch Kokosing in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does TR231 over North Branch Kokosing carry?

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

How long is TR231 over North Branch Kokosing?

The structure is 52 ft (15.9 m) long with a longest span of 42 ft (12.8 m) and a deck 20 ft wide.

Who owns TR231 over North Branch Kokosing?

It is owned by the County Highway Agency.