US Bridges

County Road 348 over Mill Run * Clin

Fair

Washington County, Ohio · .60 MI N of JCT CO RD 20 · Structure no. 8431752

Built
1983
42 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
504
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 348 over Mill Run * Clin is a prestressed concrete box beam or girders - multiple carrying County Road 348 over Mill Run * Clin in Washington County, Ohio. It was built in 1983, so it is 42 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 5 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 504 vehicles a day, roughly 5% of them trucks, projected to reach 700 by 2035. The structure is 27 ft (8.1 m) long and 21 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCounty Road 348
CrossesMill Run * Clin
Location.60 MI N of JCT CO RD 20
RouteCounty Highway C0348
CountyWashington County
StateOhio
Coordinates39.3837, -81.37844
Functional classUrban Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating43.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length27 ft (8.1 m)
Longest span21 ft (6.3 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic504 (2015)
Projected traffic700 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 348 over Mill Run * Clin built?

It was built in 1983, making it 42 years old in 2025.

What condition is County Road 348 over Mill Run * Clin 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 348 over Mill Run * Clin carry?

About 504 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is County Road 348 over Mill Run * Clin?

The structure is 27 ft (8.1 m) long with a longest span of 21 ft (6.3 m) and a deck 21 ft wide.

Who owns County Road 348 over Mill Run * Clin?

It is owned by the County Highway Agency.