US Bridges

CR 25 over Mad River

Good

Logan County, Ohio · 0.5 MI S of SR 47 · Structure no. 4632176

Built
1908
117 years old, rebuilt 2002
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
21 ft
1 main span
Daily traffic
438
2015 count
Owner
County
County Highway Agency

About this bridge

CR 25 over Mad River is a steel stringer/multi-beam or girder carrying CR 25 over Mad River in Logan County, Ohio. It was built in 1908 and reconstructed in 2002, so it is 117 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 438 vehicles a day, roughly 8% of them trucks, projected to reach 608 by 2035. The structure is 21 ft (6.3 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 25
CrossesMad River
Location0.5 MI S of SR 47
RouteCounty Highway C0025
CountyLogan County
StateOhio
Coordinates40.3884, -83.69591
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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionDecember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span21 ft (6.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic438 (2015)
Projected traffic608 by 2035
Trucks8%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$30,000 (2079 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 25 over Mad River built?

It was built in 1908, making it 117 years old in 2025. It was reconstructed in 2002.

What condition is CR 25 over Mad 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 December 2023.

How much traffic does CR 25 over Mad River carry?

About 438 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is CR 25 over Mad River?

The structure is 21 ft (6.3 m) long with a longest span of 21 ft (6.3 m) and a deck 24 ft wide.

Who owns CR 25 over Mad River?

It is owned by the County Highway Agency.