US Bridges

County Road 31E over Br. over Tymochtee

Fair

Marion County, Ohio · .9 N. of Jct. CR 33 · Structure no. 5130794

Built
1973
52 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
186
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 31E over Br. over Tymochtee is a prestressed concrete box beam or girders - multiple carrying County Road 31E over Br. over Tymochtee in Marion County, Ohio. It was built in 1973, so it is 52 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 5 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 186 vehicles a day, roughly 8% of them trucks, projected to reach 787 by 2035. The structure is 53 ft (16.2 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCounty Road 31E
CrossesBr. over Tymochtee
Location.9 N. of Jct. CR 33
RouteCounty Highway C031E
CountyMarion County
StateOhio
Coordinates40.635, -83.305
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating46.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic186 (2015)
Projected traffic787 by 2035
Trucks8%
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

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 County Road 31E over Br. over Tymochtee built?

It was built in 1973, making it 52 years old in 2025.

What condition is County Road 31E over Br. over Tymochtee 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 September 2024.

How much traffic does County Road 31E over Br. over Tymochtee carry?

About 186 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is County Road 31E over Br. over Tymochtee?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 29 ft wide.

Who owns County Road 31E over Br. over Tymochtee?

It is owned by the County Highway Agency.