Delaware Code Title 26. Public Utilities § 809. Injunction;  mandamus

Whenever it appears that any person has engaged in, is engaging in or is about to engage in excavation or demolition in a manner contrary to safe practices, thereby posing a threat or potential threat, of injury or damage to life, limb or property, not necessarily limited to utility lines, or has otherwise violated, is about to violate or is violating any provision of this chapter, the Attorney General or any operator or owner of said utility line may institute an action for the purpose of having such excavation or demolition stopped or prevented, either by mandatory or prohibitive injunction, mandamus or for other relief including interim equitable relief and punitive damages, in a court of competent jurisdiction in the county in which the excavation or demolition has occurred, is occurring or is about to occur, or in which the defendant's or respondent's principal place of business is located.  The procedure for all such proceedings shall be as provided in the rules of procedure in the court where said action is commenced or as established by the usual practice and procedure in said court.  The court may join as parties any and all persons necessary to make its judgment or processes effective.