US Bridges

Celina-Mendon Road over Twelve Mile Creek

Good

Mercer County, Ohio · 0.1 Miles N. Mercer Road · Structure no. 5457246

Built
2003
22 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
889
2015 count
Owner
County
County Highway Agency

About this bridge

Celina-Mendon Road over Twelve Mile Creek is a prestressed concrete box beam or girders - multiple carrying Celina-Mendon Road over Twelve Mile Creek in Mercer County, Ohio. It was built in 2003, so it is 22 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 889 vehicles a day, roughly 8% of them trucks, projected to reach 1,234 by 2035. The structure is 102 ft (31.1 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCelina-Mendon Road
CrossesTwelve Mile Creek
Location0.1 Miles N. Mercer Road
RouteCounty Highway C0149
StateOhio
Coordinates40.65182, -84.51826
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span100 ft (30.5 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic889 (2015)
Projected traffic1,234 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 Celina-Mendon Road over Twelve Mile Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Celina-Mendon Road over Twelve Mile 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 December 2024.

How much traffic does Celina-Mendon Road over Twelve Mile Creek carry?

About 889 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Celina-Mendon Road over Twelve Mile Creek?

The structure is 102 ft (31.1 m) long with a longest span of 100 ft (30.5 m) and a deck 36 ft wide.

Who owns Celina-Mendon Road over Twelve Mile Creek?

It is owned by the County Highway Agency.