US Bridges

Harding RD over Auglaize River

Good

Defiance County, Ohio · 1.05 MI N of Watson RD · Structure no. 2032260

Built
1974
51 years old, rebuilt 2022
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
455 ft
4 main spans
Daily traffic
1,925
2015 count
Owner
County
County Highway Agency

About this bridge

Harding RD over Auglaize River is a steel continuous stringer/multi-beam or girder carrying Harding RD over Auglaize River in Defiance County, Ohio. It was built in 1974 and reconstructed in 2022, so it is 51 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 1,925 vehicles a day, roughly 8% of them trucks, projected to reach 2,672 by 2035. The structure is 455 ft (138.7 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHarding RD
CrossesAuglaize River
Location1.05 MI N of Watson RD
RouteCounty Highway C0195
StateOhio
Coordinates41.25375, -84.38944
Functional classRural Minor Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length455 ft (138.7 m)
Longest span125 ft (38.1 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,925 (2015)
Projected traffic2,672 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Harding RD over Auglaize River built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2022.

What condition is Harding RD over Auglaize 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 November 2024.

How much traffic does Harding RD over Auglaize River carry?

About 1,925 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Harding RD over Auglaize River?

The structure is 455 ft (138.7 m) long with a longest span of 125 ft (38.1 m) and a deck 30 ft wide.

Who owns Harding RD over Auglaize River?

It is owned by the County Highway Agency.