US Bridges

Noble Road over Warman Ditch

Good

Auglaize County, Ohio · 0.2 MI East of SR 116 · Structure no. 0634808

Built
1961
64 years old, rebuilt 2003
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
24 ft
1 main span
Daily traffic
324
2018 count
Owner
County
County Highway Agency

About this bridge

Noble Road over Warman Ditch is a concrete box beam or girders - multiple carrying Noble Road over Warman Ditch in Auglaize County, Ohio. It was built in 1961 and reconstructed in 2003, so it is 64 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2045. The structure is 24 ft (7.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNoble Road
CrossesWarman Ditch
Location0.2 MI East of SR 116
RouteCounty Highway 170
StateOhio
Coordinates40.59712, -84.41022
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment8: Equal to present desirable criteria
Operating rating96.1 US tons
Inventory rating57.5 US tons

Structure

MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span23 ft (6.9 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2018)
Projected traffic450 by 2045
Trucks7%
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 Noble Road over Warman Ditch built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2003.

What condition is Noble Road over Warman 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 April 2023.

How much traffic does Noble Road over Warman Ditch carry?

About 324 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Noble Road over Warman Ditch?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (6.9 m) and a deck 24 ft wide.

Who owns Noble Road over Warman Ditch?

It is owned by the County Highway Agency.