US Bridges

County Road 80 over Conotton Creek

Fair

Harrison County, Ohio · .1 Mi. S SR 151 · Structure no. 3430804

Built
2014
11 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
78 ft
1 main span
Daily traffic
209
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 80 over Conotton Creek is a prestressed concrete box beam or girders - multiple carrying County Road 80 over Conotton Creek in Harrison County, Ohio. It was built in 2014, so it is 11 years old, younger 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 209 vehicles a day, roughly 7% of them trucks, projected to reach 290 by 2035. The structure is 78 ft (23.9 m) long and 28 ft wide.

Location

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CarriesCounty Road 80
CrossesConotton Creek
Location.1 Mi. S SR 151
RouteCounty Highway C0080
CountyHarrison County
StateOhio
Coordinates40.4027, -81.09991
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length78 ft (23.9 m)
Longest span75 ft (23 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209 (2015)
Projected traffic290 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 County Road 80 over Conotton Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is County Road 80 over Conotton Creek 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 2024.

How much traffic does County Road 80 over Conotton Creek carry?

About 209 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is County Road 80 over Conotton Creek?

The structure is 78 ft (23.9 m) long with a longest span of 75 ft (23 m) and a deck 28 ft wide.

Who owns County Road 80 over Conotton Creek?

It is owned by the County Highway Agency.