US Bridges

Brown over N Fork Stillwater River

Good

Darke County, Ohio · .14 MI E SR 118 · Structure no. 1950770

Built
1981
44 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
102
2015 count
Owner
County
County Highway Agency

About this bridge

Brown over N Fork Stillwater River is a prestressed concrete box beam or girders - multiple carrying Brown over N Fork Stillwater River in Darke County, Ohio. It was built in 1981, so it is 44 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 102 vehicles a day, roughly 7% of them trucks, projected to reach 142 by 2035. The structure is 66 ft (20.1 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBrown
CrossesN Fork Stillwater River
Location.14 MI E SR 118
RouteCounty Highway C0094
StateOhio
Coordinates40.23595, -84.63393
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 stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.5 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span59 ft (18.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic102 (2015)
Projected traffic142 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Brown over N Fork Stillwater River built?

It was built in 1981, making it 44 years old in 2025.

What condition is Brown over N Fork Stillwater 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 July 2023.

How much traffic does Brown over N Fork Stillwater River carry?

About 102 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Brown over N Fork Stillwater River?

The structure is 66 ft (20.1 m) long with a longest span of 59 ft (18.1 m) and a deck 24 ft wide.

Who owns Brown over N Fork Stillwater River?

It is owned by the County Highway Agency.