Rule *953 - Eminent Domain(a)Service of Copy of Petition and Order upon Adverse Parties. A copy of any petition for the appointment of viewers and of any order appointing a Board of View shall be served promptly upon the adverse party in the same manner as a complaint in assumpsit or by certified or registered mail. An affidavit of service of said copy shall be filed with the Prothonotary.(b)Service of Copy of Petition and Order, etc., upon Board of View. Upon appointment of a Board of View, the petitioner shall forthwith deliver to the chairman of the Board: (1) A copy of the affidavit of service required by Rule * 953(a).(2) A copy of the petition and order of appointment which petitioner shall certify is true and correct.(3) Detailed directions to the condemned property.