US Bridges

SR 12 Delphos RD over Plum Creek #

Good

Putnam County, Ohio · 100 Ft West of SR 65 · Structure no. 6900100

Built
1993
32 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
1,626
2015 count
Owner
State
State Highway Agency

About this bridge

SR 12 Delphos RD over Plum Creek # is a prestressed concrete box beam or girders - multiple carrying SR 12 Delphos RD over Plum Creek # in Putnam County, Ohio. It was built in 1993, so it is 32 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,626 vehicles a day, roughly 3% of them trucks, projected to reach 2,257 by 2035. The structure is 73 ft (22.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 12 Delphos RD
CrossesPlum Creek #
Location100 Ft West of SR 65
RouteState Highway 12
StateOhio
Coordinates40.91506, -84.0639
Functional classRural Major Collector

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 protection9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length73 ft (22.3 m)
Longest span69 ft (21 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,626 (2015)
Projected traffic2,257 by 2035
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 12 Delphos RD over Plum Creek # built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR 12 Delphos RD over Plum 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 2023.

How much traffic does SR 12 Delphos RD over Plum Creek # carry?

About 1,626 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is SR 12 Delphos RD over Plum Creek #?

The structure is 73 ft (22.3 m) long with a longest span of 69 ft (21 m) and a deck 40 ft wide.

Who owns SR 12 Delphos RD over Plum Creek #?

It is owned by the State Highway Agency.