US Bridges

Jones over Ludlow Joint Ditch

FairPosted for load

Miami County, Ohio · 0.45 N of SR571 · Structure no. 5532981

Built
1956
69 years old
Condition
Fair
inspected February 2025
Type
Girder and Floorbeam System
Steel
Length
34 ft
1 main span
Daily traffic
324
2018 count
Owner
County
County Highway Agency

About this bridge

Jones over Ludlow Joint Ditch is a steel girder and floorbeam system carrying Jones over Ludlow Joint Ditch in Miami County, Ohio. It was built in 1956, so it is 69 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. Its operating status is: posted for load restriction.

It carries about 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2038. The structure is 34 ft (10.4 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesJones
CrossesLudlow Joint Ditch
Location0.45 N of SR571
RouteCounty Highway 65
CountyMiami County
StateOhio
Coordinates40.01098, -84.41909
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating17.9 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2018)
Projected traffic450 by 2038
Trucks7%
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 Jones over Ludlow Joint Ditch built?

It was built in 1956, making it 69 years old in 2025.

What condition is Jones over Ludlow Joint Ditch 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 February 2025.

How much traffic does Jones over Ludlow Joint Ditch carry?

About 324 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Jones over Ludlow Joint Ditch?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 20 ft wide.

Who owns Jones over Ludlow Joint Ditch?

It is owned by the County Highway Agency.