US Bridges

Township Road C20 over South Powell Creek

Fair

Putnam County, Ohio · 0.48 MI S of SR 15 · Structure no. 6931294

Built
1978
47 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road C20 over South Powell Creek is a steel stringer/multi-beam or girder carrying Township Road C20 over South Powell Creek in Putnam County, Ohio. It was built in 1978, so it is 47 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 47 ft (14.3 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesTownship Road C20
CrossesSouth Powell Creek
Location0.48 MI S of SR 15
RouteCounty Highway 0C20
CountyPutnam County
StateOhio
Coordinates41.12077, -84.25662
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26.5 US tons
Inventory rating15.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20 + Mod
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 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 Township Road C20 over South Powell Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Township Road C20 over South Powell Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Township Road C20 over South Powell Creek carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township Road C20 over South Powell Creek?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 26 ft wide.

Who owns Township Road C20 over South Powell Creek?

It is owned by the County Highway Agency.