The Union County Engineer is responsible for the maintenance and construction (as authorized by the commissioners) of all ditch improvements as petitioned by any benefited landowners in the county. The Union County Engineer  contracts with the  Union Soil and Water Conservation District to maintain the petitioned ditches.
There are three different methods by which a ditch may be petitioned.
* Proposed subdivisions follow Mutual Agreement procedures, but waive their right to a hearing. (  sample agreement )
The process to construct a ditch improvement is governed by the Ohio Revised Code Sections  1515 and  6131 and summarized in this  flowchart .
Any ditch petitioned after 1957 is maintained through a special ditch maintenance fund as prescribed by Ohio Revised Code Section  6137 .
List of Petitioned Ditches on MaintenanceÂ
Map of Petitioned Ditches on Maintenance