Mike Hreha;80;of Woodward Avenue;North Charleroi;died Friday;Nov.18;1988;in Mon Valley Hospital;Carroll Township. Mr.Hreha was born Aug.22;1908;in Plymouth;Pa.;a son of the late Michael H.and Elizabeth Ambro Hreha. He was a retired employee of the Monessen Works of Wheeling-Pittsburgh Steel Corporation. Mr.Hreha was a member of the Bethlem United Church of Christ;and the Senior Citizens and Golden Agers;all of Charleroi. In addition to his parents;he was also preceded in death by his wife;Mary Volosin Hreha;and by a son;Robert Hreha. Surviving are one son;Michael Hreha of Roscoe;one daughter;Betty Riesmeyer of Canonsburg;eight grandchildren and 11 great-grandchildren. Friends will be received Sunday from 2 to 4 and 7 to 9 p.m.in the Schrock-Hogan Funeral Home;Inc.;226 Fallowfield Ave.;Charleroi;where services will be held Monday at 10 a.m.;with the Rev.George Jarvis of the Bethlem United Church of Christ in Charleroi officiating. Interment will follow in Belle Vernon Cemetery. The Schrock-Hogan Funeral Home Inc.is in charge of arrangements.