US Bridges

Park Drive over Schoolman Ditch

Poor

Miami County, Indiana · 0.20 S of Graham ST · Structure no. 5200138

Built
1935
90 years old
Condition
Poor
inspected May 2024
Type
Slab
Concrete
Length
35 ft
2 main spans
Daily traffic
235
2011 count
Owner
County
County Highway Agency

About this bridge

Park Drive over Schoolman Ditch is a concrete slab carrying Park Drive over Schoolman Ditch in Miami County, Indiana. It was built in 1935, so it is 90 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 235 vehicles a day, roughly 5% of them trucks, projected to reach 400 by 2031. The structure is 35 ft (10.7 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesPark Drive
CrossesSchoolman Ditch
Location0.20 S of Graham ST
RouteCity Street 0
CountyMiami County
StateIndiana
Coordinates40.74309, -86.06091
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.1 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span16 ft (4.8 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic235 (2011)
Projected traffic400 by 2031
Trucks5%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.3 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Park Drive over Schoolman Ditch built?

It was built in 1935, making it 90 years old in 2025.

What condition is Park Drive over Schoolman Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Park Drive over Schoolman Ditch carry?

About 235 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Park Drive over Schoolman Ditch?

The structure is 35 ft (10.7 m) long with a longest span of 16 ft (4.8 m) and a deck 36 ft wide.

Who owns Park Drive over Schoolman Ditch?

It is owned by the County Highway Agency.