US Bridges

County Road 12 over Middle Fork Salt Creek

Fair

Vinton County, Ohio · .1 MI S of JCT US 50 · Structure no. 8230309

Built
1900
125 years old, rebuilt 2019
Condition
Fair
inspected April 2024
Type
Truss - Thru
Steel
Length
80 ft
1 main span
Daily traffic
96
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 12 over Middle Fork Salt Creek is a steel truss - thru carrying County Road 12 over Middle Fork Salt Creek in Vinton County, Ohio. It was built in 1900 and reconstructed in 2019, so it is 125 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 96 vehicles a day, roughly 7% of them trucks, projected to reach 133 by 2035. The structure is 80 ft (24.5 m) long and 24 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesCounty Road 12
CrossesMiddle Fork Salt Creek
Location.1 MI S of JCT US 50
RouteCounty Highway C0012
StateOhio
Coordinates39.27169, -82.63364
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
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.9 US tons
Inventory rating42.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length80 ft (24.5 m)
Longest span79 ft (24.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2015)
Projected traffic133 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 12 over Middle Fork Salt Creek built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 2019.

What condition is County Road 12 over Middle Fork Salt 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 April 2024.

How much traffic does County Road 12 over Middle Fork Salt Creek carry?

About 96 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is County Road 12 over Middle Fork Salt Creek?

The structure is 80 ft (24.5 m) long with a longest span of 79 ft (24.2 m) and a deck 24 ft wide.

Who owns County Road 12 over Middle Fork Salt Creek?

It is owned by the County Highway Agency.