US Bridges

County Road 066A over Prarie Run Ditch

Fair

Marion County, Ohio · .7 Mi. E. of JCT CR 25A · Structure no. 5135729

Built
1963
62 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
471
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 066A over Prarie Run Ditch is a concrete culvert carrying County Road 066A over Prarie Run Ditch in Marion County, Ohio. It was built in 1963, so it is 62 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 471 vehicles a day, roughly 8% of them trucks, projected to reach 654 by 2035. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCounty Road 066A
CrossesPrarie Run Ditch
Location.7 Mi. E. of JCT CR 25A
RouteCounty Highway 66
CountyMarion County
StateOhio
Coordinates40.64333, -83.28
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating75 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic471 (2015)
Projected traffic654 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 County Road 066A over Prarie Run Ditch built?

It was built in 1963, making it 62 years old in 2025.

What condition is County Road 066A over Prarie Run Ditch 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 September 2024.

How much traffic does County Road 066A over Prarie Run Ditch carry?

About 471 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is County Road 066A over Prarie Run Ditch?

The structure is 28 ft (8.5 m) long with a longest span of 8 ft (2.4 m).

Who owns County Road 066A over Prarie Run Ditch?

It is owned by the County Highway Agency.