HomeLocal NewsBridge on St. Lawrence Road in Irvona to be replaced starting on WednesdayBridge on St. Lawrence Road in Irvona to be replaced starting on WednesdaySat, May 28, 2022 by wcednewsSHARE NOW Clearfield – A bridge replacement project in Clearfield County begins next Wednesday, so get ready for a detour. PennDOT says the work will start June 1st to replace a bridge in Irvona. The bridge on St. Lawrence Road crosses South Witmer Run. A detour using Routes 53, 3012 and 3005 goes into effect Thursday. The project is expected to be complete by October.