US Bridges

Washington over W.J. Ross Dt

Good

Darke County, Ohio · .54 Mi. E of Michael Rd. · Structure no. 1948903

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
67
2015 count
Owner
County
County Highway Agency

About this bridge

Washington over W.J. Ross Dt is a prestressed concrete box beam or girders - multiple carrying Washington over W.J. Ross Dt in Darke 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 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 67 vehicles a day, roughly 7% of them trucks, projected to reach 93 by 2035. The structure is 70 ft (21.3 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesWashington
CrossesW.J. Ross Dt
Location.54 Mi. E of Michael Rd.
RouteCounty Highway T0040
StateOhio
Coordinates40.25056, -84.64333
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length70 ft (21.3 m)
Longest span66 ft (20.1 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67 (2015)
Projected traffic93 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 Washington over W.J. Ross Dt built?

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

What condition is Washington over W.J. Ross Dt 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 July 2023.

How much traffic does Washington over W.J. Ross Dt carry?

About 67 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Washington over W.J. Ross Dt?

The structure is 70 ft (21.3 m) long with a longest span of 66 ft (20.1 m) and a deck 28 ft wide.

Who owns Washington over W.J. Ross Dt?

It is owned by the County Highway Agency.