Delaware Code
Subchapter VI. General Provisions
§ 4191. Ditches near highways.

The Department of Transportation shall maintain the highway drainage system insofar as is possible in such manner as to prevent silt from such system from obstructing any part of a tax ditch. If silt enters from the highway system and obstructs a tax ditch the Department of Transportation shall remove the same within a reasonable time after being given notice of such obstruction by the ditch managers.