US Bridges

Logansport Road over Prairie Ditch

Fair

Miami County, Indiana · 0.40 NW of US 31 · Structure no. 5200149

Built
1928
97 years old, rebuilt 1968
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
52 ft
1 main span
Daily traffic
3,271
2022 count
Owner
County
County Highway Agency

About this bridge

Logansport Road over Prairie Ditch is a concrete culvert carrying Logansport Road over Prairie Ditch in Miami County, Indiana. It was built in 1928 and reconstructed in 1968, so it is 97 years old, older than the Indiana average of 46.6 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 3,271 vehicles a day, roughly 5% of them trucks, projected to reach 5,234 by 2042. The structure is 52 ft (15.8 m) long and 46 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesLogansport Road
CrossesPrairie Ditch
Location0.40 NW of US 31
RouteCounty Highway 0
CountyMiami County
StateIndiana
Coordinates40.75325, -86.13634
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span52 ft (15.8 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,271 (2022)
Projected traffic5,234 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Logansport Road over Prairie Ditch built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1968.

What condition is Logansport Road over Prairie 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 May 2023.

How much traffic does Logansport Road over Prairie Ditch carry?

About 3,271 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Logansport Road over Prairie Ditch?

The structure is 52 ft (15.8 m) long with a longest span of 52 ft (15.8 m) and a deck 46 ft wide.

Who owns Logansport Road over Prairie Ditch?

It is owned by the County Highway Agency.