US Bridges

Township Road 137 over Leffler Dt

Fair

Marion County, Ohio · .9 MI E of JCT TR 133 · Structure no. 5137217

Built
1968
57 years old
Condition
Fair
inspected August 2024
Type
Culvert
Steel
Length
22 ft
3 main spans
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 137 over Leffler Dt is a steel culvert carrying Township Road 137 over Leffler Dt in Marion County, Ohio. It was built in 1968, so it is 57 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 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 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesTownship Road 137
CrossesLeffler Dt
Location.9 MI E of JCT TR 133
RouteCounty Highway T137B
CountyMarion County
StateOhio
Coordinates40.51333, -83.10167
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating75 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 by 2035
Trucks7%
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 Township Road 137 over Leffler Dt built?

It was built in 1968, making it 57 years old in 2025.

What condition is Township Road 137 over Leffler Dt 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 August 2024.

How much traffic does Township Road 137 over Leffler Dt carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township Road 137 over Leffler Dt?

The structure is 22 ft (6.7 m) long with a longest span of 6 ft (1.8 m).

Who owns Township Road 137 over Leffler Dt?

It is owned by the County Highway Agency.