Rosann Sillasen examines laminate flooring before installing it in the 200 Church Street house for students. Posted 07/13/05 Roseann Sillasen knows how to take care of a bowing floor or sagging ceiling. Shes also pretty good at helping treat pneumonia, intestinal bleeding and other major ailments. Sillasen, the associate director and project manager of Wesleyans Construction Services, is also a practicing registered nurse. The full-time project manager and part-time nurse says the two occupations are a perfect match. Both careers involve working with people and critical thinking, she says. They create a balance. Not that balance equals easy. Being…