US Bridges

SR 821 over Dog Run

Good

Noble County, Ohio · 1.2 MI N SR 285 · Structure no. 6105564

Built
2010
15 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
82 ft
1 main span
Daily traffic
2,596
2015 count
Owner
State
State Highway Agency

About this bridge

SR 821 over Dog Run is a prestressed concrete stringer/multi-beam or girder carrying SR 821 over Dog Run in Noble County, Ohio. It was built in 2010, so it is 15 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 2,596 vehicles a day, roughly 7% of them trucks, projected to reach 3,603 by 2035. The structure is 82 ft (25.1 m) long and 40 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesSR 821
CrossesDog Run
Location1.2 MI N SR 285
RouteState Highway 821
CountyNoble County
StateOhio
Coordinates39.76183, -81.53506
Functional classUrban Collector

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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating24.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length82 ft (25.1 m)
Longest span75 ft (22.9 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,596 (2015)
Projected traffic3,603 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 821 over Dog Run built?

It was built in 2010, making it 15 years old in 2025.

What condition is SR 821 over Dog Run 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 SR 821 over Dog Run carry?

About 2,596 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is SR 821 over Dog Run?

The structure is 82 ft (25.1 m) long with a longest span of 75 ft (22.9 m) and a deck 40 ft wide.

Who owns SR 821 over Dog Run?

It is owned by the State Highway Agency.