US Bridges

Bishop Hill RD over Tributary Ralston Run

FairPosted for load

Ross County, Ohio · .30 Mi. W of SR-772 · Structure no. 7140525

Built
1905
120 years old, rebuilt 1982
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
471
2015 count
Owner
County
County Highway Agency

About this bridge

Bishop Hill RD over Tributary Ralston Run is a steel stringer/multi-beam or girder carrying Bishop Hill RD over Tributary Ralston Run in Ross County, Ohio. It was built in 1905 and reconstructed in 1982, so it is 120 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. Its operating status is: posted for load restriction.

It carries about 471 vehicles a day, roughly 8% of them trucks, projected to reach 654 by 2035. The structure is 37 ft (11.3 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBishop Hill RD
CrossesTributary Ralston Run
Location.30 Mi. W of SR-772
RouteCounty Highway C0159
StateOhio
Coordinates39.29282, -83.06134
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 15
Structure length37 ft (11.3 m)
Longest span34 ft (10.4 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 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 closed3.7 mi (6 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 Bishop Hill RD over Tributary Ralston Run built?

It was built in 1905, making it 120 years old in 2025. It was reconstructed in 1982.

What condition is Bishop Hill RD over Tributary 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 Bishop Hill RD over Tributary Ralston Run carry?

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

How long is Bishop Hill RD over Tributary Ralston Run?

The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.4 m) and a deck 18 ft wide.

Who owns Bishop Hill RD over Tributary Ralston Run?

It is owned by the County Highway Agency.