US Bridges

CR25A over Troy-Concord Ditch

Good

Miami County, Ohio · 0.32 S. of CR137 · Structure no. 5531543

Built
2001
24 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
11,310
2015 count
Owner
County
County Highway Agency

About this bridge

CR25A over Troy-Concord Ditch is a prestressed concrete box beam or girders - multiple carrying CR25A over Troy-Concord Ditch in Miami County, Ohio. It was built in 2001, so it is 24 years old, younger 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,310 vehicles a day, roughly 4% of them trucks, projected to reach 15,698 by 2038. The structure is 53 ft (16.2 m) long and 63 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR25A
CrossesTroy-Concord Ditch
Location0.32 S. of CR137
RouteCounty Highway 25A
CountyMiami County
StateOhio
Coordinates40.00863, -84.20074
Functional classUrban Minor Arterial

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.8 US tons
Inventory rating74.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length53 ft (16.2 m)
Longest span51 ft (15.5 m)
Deck width63 ft (19.2 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,310 (2015)
Projected traffic15,698 by 2038
Trucks4%
Lanes on structure4
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 CR25A over Troy-Concord Ditch built?

It was built in 2001, making it 24 years old in 2025.

What condition is CR25A over Troy-Concord Ditch 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 February 2025.

How much traffic does CR25A over Troy-Concord Ditch carry?

About 11,310 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is CR25A over Troy-Concord Ditch?

The structure is 53 ft (16.2 m) long with a longest span of 51 ft (15.5 m) and a deck 63 ft wide.

Who owns CR25A over Troy-Concord Ditch?

It is owned by the County Highway Agency.