US Bridges

Township Road 20 over North Powell Creek

Fair

Putnam County, Ohio · 0.20 MI N of RD B · Structure no. 6931162

Built
1900
125 years old, rebuilt 2000
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
44
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 20 over North Powell Creek is a prestressed concrete box beam or girders - multiple carrying Township Road 20 over North Powell Creek in Putnam County, Ohio. It was built in 1900 and reconstructed in 2000, so it is 125 years old, older 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 44 vehicles a day, roughly 7% of them trucks, projected to reach 61 by 2035. The structure is 62 ft (18.9 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesTownship Road 20
CrossesNorth Powell Creek
Location0.20 MI N of RD B
RouteCounty Highway 20
CountyPutnam County
StateOhio
Coordinates41.15424, -84.24735
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating89.9 US tons
Inventory rating53.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length62 ft (18.9 m)
Longest span61 ft (18.6 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44 (2015)
Projected traffic61 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$87,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Township Road 20 over North Powell Creek built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 2000.

What condition is Township Road 20 over North 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 20 over North Powell Creek carry?

About 44 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township Road 20 over North Powell Creek?

The structure is 62 ft (18.9 m) long with a longest span of 61 ft (18.6 m) and a deck 24 ft wide.

Who owns Township Road 20 over North Powell Creek?

It is owned by the County Highway Agency.