This study was to asses the structural condition of the wall systems and to predict the life expectancy before replacement is required. One of our Construction Administrators, Tom Thibaultis, is a Registered Roof Consultant, Registered Roof Observer and Contract Document Technician. Tom has been a valuable employee of Collman & Karsky Architects for almost 20 years and has achieved his building envelope certifications through self study and successful completion of national exams affording him expertise in a field of limited professionals.