US Bridges

Black Road over Wilson Creek

GoodPosted for load

Clinton County, Ohio · 1200 Ft SW of Polk RD · Structure no. 1442058

Built
1973
52 years old, rebuilt 2008
Condition
Good
inspected October 2024
Type
Truss - Thru
Steel
Length
45 ft
1 main span
Daily traffic
114
2016 count
Owner
County
County Highway Agency

About this bridge

Black Road over Wilson Creek is a steel truss - thru carrying Black Road over Wilson Creek in Clinton County, Ohio. It was built in 1973 and reconstructed in 2008, so it is 52 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. Its operating status is: posted for load restriction.

It carries about 114 vehicles a day, roughly 5% of them trucks, projected to reach 158 by 2036. The structure is 45 ft (13.7 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBlack Road
CrossesWilson Creek
Location1200 Ft SW of Polk RD
RouteCounty Highway T0172
StateOhio
Coordinates39.49805, -83.65724
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 inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span43 ft (13.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic114 (2016)
Projected traffic158 by 2036
Trucks5%
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 Black Road over Wilson Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2008.

What condition is Black Road over Wilson Creek 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 Black Road over Wilson Creek carry?

About 114 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Black Road over Wilson Creek?

The structure is 45 ft (13.7 m) long with a longest span of 43 ft (13.1 m) and a deck 24 ft wide.

Who owns Black Road over Wilson Creek?

It is owned by the County Highway Agency.