US Bridges

County Road 29 over Bridge over Tymochtee CR

Fair

Marion County, Ohio · 0.9 MI N.Of JCT TR 27 · Structure no. 5134870

Built
1996
29 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
109 ft
2 main spans
Daily traffic
385
2015 count
Owner
County
County Highway Agency

About this bridge

County Road 29 over Bridge over Tymochtee CR is a prestressed concrete box beam or girders - multiple carrying County Road 29 over Bridge over Tymochtee CR in Marion County, Ohio. It was built in 1996, so it is 29 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 385 vehicles a day, roughly 8% of them trucks, projected to reach 534 by 2035. The structure is 109 ft (33.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Road 29
CrossesBridge over Tymochtee CR
Location0.9 MI N.Of JCT TR 27
RouteCounty Highway C029H
CountyMarion County
StateOhio
Coordinates40.67125, -83.34297
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum 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 spans2
Design loadHS 20 + Mod
Structure length109 ft (33.2 m)
Longest span60 ft (18.3 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic385 (2015)
Projected traffic534 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 29 over Bridge over Tymochtee CR built?

It was built in 1996, making it 29 years old in 2025.

What condition is County Road 29 over Bridge over Tymochtee CR 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 29 over Bridge over Tymochtee CR carry?

About 385 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is County Road 29 over Bridge over Tymochtee CR?

The structure is 109 ft (33.2 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.

Who owns County Road 29 over Bridge over Tymochtee CR?

It is owned by the County Highway Agency.