US Bridges

County Road 175 over Scioto River

Fair

Hardin County, Ohio · .1 MI N of JCT of Twp 140 · Structure no. 3346072

Built
1965
60 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
154 ft
2 main spans
Daily traffic
1,110
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 175 over Scioto River is a prestressed concrete box beam or girders - multiple carrying County Road 175 over Scioto River in Hardin County, Ohio. It was built in 1965, so it is 60 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 1,110 vehicles a day, roughly 5% of them trucks, projected to reach 1,541 by 2035. The structure is 154 ft (46.9 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCounty Road 175
CrossesScioto River
Location.1 MI N of JCT of Twp 140
RouteCounty Highway 175
CountyHardin County
StateOhio
Coordinates40.6369, -83.57463
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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating82.9 US tons
Inventory rating46.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length154 ft (46.9 m)
Longest span74 ft (22.6 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,110 (2015)
Projected traffic1,541 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 175 over Scioto River built?

It was built in 1965, making it 60 years old in 2025.

What condition is County Road 175 over Scioto River 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 August 2024.

How much traffic does County Road 175 over Scioto River carry?

About 1,110 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is County Road 175 over Scioto River?

The structure is 154 ft (46.9 m) long with a longest span of 74 ft (22.6 m) and a deck 29 ft wide.

Who owns County Road 175 over Scioto River?

It is owned by the County Highway Agency.