Have an attendance code? Sign In to enter it. This live web event has ended. Thank you for attending. Contributors Nathaniel S. Rende, S.E. Nathaniel S. Rende, S.E., is an Associate Principal with WJE and has managed a broad range of forensic engineering assignments, including structural condition assessment, failure investigation, testing and instrumentation, and repair design. He specializes in applying nondestructive evaluation (NDE) methods to the evaluation of concrete, stone and masonry structures. Mr. Rende professional affiliations include the American Concrete Institute (ACI), the Structural Engineers Association of Illinois (SEAOI), and the International Concrete Repair Institute (ICRI) and he has given technical presentations and seminars throughout the nation.