US Bridges

Tama Road over Twelve Mile Creek

Fair

Mercer County, Ohio · E of US127 1.0 MI · Structure no. 5434009

Built
1994
31 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
182
2015 count
Owner
County
County Highway Agency

About this bridge

Tama Road over Twelve Mile Creek is a prestressed concrete box beam or girders - multiple carrying Tama Road over Twelve Mile Creek in Mercer County, Ohio. It was built in 1994, so it is 31 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 182 vehicles a day, roughly 8% of them trucks, projected to reach 253 by 2035. The structure is 61 ft (18.6 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTama Road
CrossesTwelve Mile Creek
LocationE of US127 1.0 MI
RouteCounty Highway C0196
StateOhio
Coordinates40.63328, -84.56343
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length61 ft (18.6 m)
Longest span60 ft (18.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic182 (2015)
Projected traffic253 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Tama Road over Twelve Mile Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Tama Road over Twelve Mile 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 Tama Road over Twelve Mile Creek carry?

About 182 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Tama Road over Twelve Mile Creek?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 24 ft wide.

Who owns Tama Road over Twelve Mile Creek?

It is owned by the County Highway Agency.