US Bridges

Airhill RD T0026 over Wolf Creek

Good

Montgomery County, Ohio · 2.2 MI W Diamond Mill RD · Structure no. 5748143

Built
1964
61 years old, rebuilt 2022
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
455
2020 count
Owner
County
County Highway Agency

About this bridge

Airhill RD T0026 over Wolf Creek is a prestressed concrete box beam or girders - multiple carrying Airhill RD T0026 over Wolf Creek in Montgomery County, Ohio. It was built in 1964 and reconstructed in 2022, so it is 61 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 455 vehicles a day, roughly 9% of them trucks, projected to reach 711 by 2037. The structure is 48 ft (14.6 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAirhill RD T0026
CrossesWolf Creek
Location2.2 MI W Diamond Mill RD
RouteCounty Highway 26
StateOhio
Coordinates39.81808, -84.407
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72.9 US tons
Inventory rating56.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length48 ft (14.6 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic455 (2020)
Projected traffic711 by 2037
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Airhill RD T0026 over Wolf Creek built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2022.

What condition is Airhill RD T0026 over Wolf Creek 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 2024.

How much traffic does Airhill RD T0026 over Wolf Creek carry?

About 455 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Airhill RD T0026 over Wolf Creek?

The structure is 48 ft (14.6 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Airhill RD T0026 over Wolf Creek?

It is owned by the County Highway Agency.