US Bridges

Turner RD over Ralston Run

Fair

Ross County, Ohio · .10 Mi. W of SR-772 · Structure no. 7141572

Built
1900
125 years old, rebuilt 1987
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
209
2015 count
Owner
County
County Highway Agency

About this bridge

Turner RD over Ralston Run is a prestressed concrete box beam or girders - multiple carrying Turner RD over Ralston Run in Ross County, Ohio. It was built in 1900 and reconstructed in 1987, 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 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 209 vehicles a day, roughly 7% of them trucks, projected to reach 290 by 2035. The structure is 53 ft (16.2 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTurner RD
CrossesRalston Run
Location.10 Mi. W of SR-772
RouteCounty Highway 169
CountyRoss County
StateOhio
Coordinates39.2602, -83.05162
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.6 US tons
Inventory rating46.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length53 ft (16.2 m)
Longest span49 ft (14.9 m)
Deck width22 ft (6.8 m)
Roadway width22 ft (6.8 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 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 Turner RD over Ralston Run built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1987.

What condition is Turner RD over Ralston Run 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 Turner RD over Ralston Run carry?

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

How long is Turner RD over Ralston Run?

The structure is 53 ft (16.2 m) long with a longest span of 49 ft (14.9 m) and a deck 22 ft wide.

Who owns Turner RD over Ralston Run?

It is owned by the County Highway Agency.