US Bridges

CR121 over Trib.Of Kokosing River

Good

Morrow County, Ohio · .05MI.E.INT.OF SR95 · Structure no. 5932874

Built
1978
47 years old, rebuilt 2011
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
672
2015 count
Owner
County
County Highway Agency

About this bridge

CR121 over Trib.Of Kokosing River is a steel stringer/multi-beam or girder carrying CR121 over Trib.Of Kokosing River in Morrow County, Ohio. It was built in 1978 and reconstructed in 2011, so it is 47 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 672 vehicles a day, roughly 8% of them trucks, projected to reach 933 by 2035. The structure is 31 ft (9.4 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCR121
CrossesTrib.Of Kokosing River
Location.05MI.E.INT.OF SR95
RouteCounty Highway C0121
CountyMorrow County
StateOhio
Coordinates40.505, -82.73167
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.6 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic672 (2015)
Projected traffic933 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 CR121 over Trib.Of Kokosing River built?

It was built in 1978, making it 47 years old in 2025. It was reconstructed in 2011.

What condition is CR121 over Trib.Of 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 October 2023.

How much traffic does CR121 over Trib.Of Kokosing River carry?

About 672 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is CR121 over Trib.Of Kokosing River?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 22 ft wide.

Who owns CR121 over Trib.Of Kokosing River?

It is owned by the County Highway Agency.