US Bridges

CR 97 over South Fork Miami River

Good

Logan County, Ohio · .51 M N of CR 96 · Structure no. 4639014

Built
1972
53 years old, rebuilt 2010
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
93 ft
3 main spans
Daily traffic
137
2015 count
Owner
County
County Highway Agency

About this bridge

CR 97 over South Fork Miami River is a steel continuous stringer/multi-beam or girder carrying CR 97 over South Fork Miami River in Logan County, Ohio. It was built in 1972 and reconstructed in 2010, so it is 53 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 137 vehicles a day, roughly 7% of them trucks, projected to reach 190 by 2035. The structure is 93 ft (28.3 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 97
CrossesSouth Fork Miami River
Location.51 M N of CR 96
RouteCounty Highway C0097
StateOhio
Coordinates40.495, -83.78
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans3
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span35 ft (10.7 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2015)
Projected traffic190 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 CR 97 over South Fork Miami River built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2010.

What condition is CR 97 over South Fork Miami River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does CR 97 over South Fork Miami River carry?

About 137 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is CR 97 over South Fork Miami River?

The structure is 93 ft (28.3 m) long with a longest span of 35 ft (10.7 m) and a deck 29 ft wide.

Who owns CR 97 over South Fork Miami River?

It is owned by the County Highway Agency.