US Bridges

Tyler RD over Heinke Ditch

Fair

St. Joseph County, Indiana · 00.10 W of Dogwood RD · Structure no. 7100091

Built
1940
85 years old
Condition
Fair
inspected September 2024
Type
Culvert
Steel
Length
28 ft
1 main span
Daily traffic
89
2018 count
Owner
County
County Highway Agency

About this bridge

Tyler RD over Heinke Ditch is a steel culvert carrying Tyler RD over Heinke Ditch in St. Joseph County, Indiana. It was built in 1940, so it is 85 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 5 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 89 vehicles a day, roughly 16% of them trucks, projected to reach 109 by 2038. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesTyler RD
CrossesHeinke Ditch
Location00.10 W of Dogwood RD
RouteCounty Highway 0
CountySt. Joseph County
StateIndiana
Coordinates41.47908, -86.11895
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89 (2018)
Projected traffic109 by 2038
Trucks16%
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$812,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Tyler RD over Heinke Ditch built?

It was built in 1940, making it 85 years old in 2025.

What condition is Tyler RD over Heinke 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 September 2024.

How much traffic does Tyler RD over Heinke Ditch carry?

About 89 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is Tyler RD over Heinke Ditch?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m).

Who owns Tyler RD over Heinke Ditch?

It is owned by the County Highway Agency.