US Bridges

County Road 46 over Eightmile Crk&theobold N

Good

Washington County, Ohio · 4.24 MI N of JCT SR 7 · Structure no. 8431396

Built
2004
21 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
78
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 46 over Eightmile Crk&theobold N is a prestressed concrete box beam or girders - multiple carrying County Road 46 over Eightmile Crk&theobold N in Washington County, Ohio. It was built in 2004, so it is 21 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 78 vehicles a day, roughly 6% of them trucks, projected to reach 108 by 2035. The structure is 47 ft (14.3 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCounty Road 46
CrossesEightmile Crk&theobold N
Location4.24 MI N of JCT SR 7
RouteCounty Highway C0046
CountyWashington County
StateOhio
Coordinates39.41716, -81.33685
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating45.7 US tons
Inventory rating34 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length47 ft (14.3 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 traffic78 (2015)
Projected traffic108 by 2035
Trucks6%
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 County Road 46 over Eightmile Crk&theobold N built?

It was built in 2004, making it 21 years old in 2025.

What condition is County Road 46 over Eightmile Crk&theobold N 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 November 2024.

How much traffic does County Road 46 over Eightmile Crk&theobold N carry?

About 78 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is County Road 46 over Eightmile Crk&theobold N?

The structure is 47 ft (14.3 m) long with a longest span of 42 ft (12.8 m) and a deck 20 ft wide.

Who owns County Road 46 over Eightmile Crk&theobold N?

It is owned by the County Highway Agency.