Leo N.(Lee) DiBiasi;46;of 1203 Fayette Ave.;Belle Vernon;died Friday;Sept.18;1981;at 4:45 p.m.Jefferson Center;South Hills Health System. Mr.DiBiasi was stricken Wednesday while driving to work. Born Oct.1;1934 in Donora he was a Mon Valley resident most of his life. Mr.DiBiasi was employed at the U.S.Steel Clairton Works;and was a U.S.Army veteran of the Korean Conflict. He was Catholic by faith. Mr.DiBiase was preceded in death by his father;Nick;in 1966;and a brother;Tony;in 1975. Survivors include his widow;Mary Belle (Rusty) Werchsel DiBiasi;his mother Mrs.Gemma DiBiase of Donora;three daughters;Mrs.David (Lee Ann) Ingram of Monongahela;and Diana and Debra;both at home;a sister;Mrs.Antillio (Rose) Amoroso of Belle Vernon and four brothers;Domenic;Nunzio;Pete and Angelo DiBiasi;all of Donora. Friends will be received in the Rhome Funeral Home Inc.;1209 Grand Blvd.;Monessen;on Saturday from 7 to 9 p.m.and Sunday from 2 to 4 and 7 to p.m. Funeral seervices will be held Monday at 9 a.m.in the chapel of the funeral home with the Rev.James Ruggiero;pastor of St.Philip Neri Church;Donora;officiating. Interment will be in Belle Vernon Cemetery. Rhome Funeral Directors are in charge of arrangements.