US Bridges

Wilmington Road over Little Miami River

Good

Warren County, Ohio · Over Little Miami River · Structure no. 8334617

Built
1983
42 years old, rebuilt 2009
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
289 ft
4 main spans
Daily traffic
7,643
2015 count
Owner
County
County Highway Agency

About this bridge

Wilmington Road over Little Miami River is a prestressed concrete continuous box beam or girders - multiple carrying Wilmington Road over Little Miami River in Warren County, Ohio. It was built in 1983 and reconstructed in 2009, so it is 42 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 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 7,643 vehicles a day, roughly 7% of them trucks, projected to reach 10,608 by 2035. The structure is 289 ft (88.1 m) long and 20 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesWilmington Road
CrossesLittle Miami River
LocationOver Little Miami River
RouteCounty Highway C0007
StateOhio
Coordinates39.42983, -84.10514
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating60.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length289 ft (88.1 m)
Longest span80 ft (24.4 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,643 (2015)
Projected traffic10,608 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Wilmington Road over Little Miami River built?

It was built in 1983, making it 42 years old in 2025. It was reconstructed in 2009.

What condition is Wilmington Road over Little 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 October 2024.

How much traffic does Wilmington Road over Little Miami River carry?

About 7,643 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Wilmington Road over Little Miami River?

The structure is 289 ft (88.1 m) long with a longest span of 80 ft (24.4 m) and a deck 20 ft wide.

Who owns Wilmington Road over Little Miami River?

It is owned by the County Highway Agency.