The order of the court below striking the default judgment as to liability entered by the Prothonotary pursuant to Philadelphia R.Civ.P. 4005(d) (later Rule 145)1 against addi*638tional defendant, Federal Pacific Electric Company for failure to answer interrogatories is affirmed. See Gonzales v. Proeaccio Brothers Trucking Company, 268 Pa.Super. 245, 407 A.2d 1338 (1979).

Order affirmed.