David T Biggs, PE, is with Ryan-Biggs Associates, a structural engineering firm in New York. He specializes in the design, evaluation and restoration of masonry structures, forensic engineering and the development of new masonry products. He is a Distinguished Member of ASCE. He serves as a consultant to the International Masonry Institute and the National Concrete Masonry Association and has assisted with some of the development of RAM Advanse 9.5. This e-mail address is being protected from spambots. You need JavaScript enabled to view it. , 518-272-6266








