This edition is the fifth interpretive report issued by the Committee on Dynamic Analysis and Testing to present an evaluation on five areas of technical importance to the pressure vessel industry. The five areas are:1) dynamic stress criteria,2) pressure transients,3) fluid-structure interaction,4) seismic analysis,5) dynamic restraints.The last report summarizes the state-of-the-art progresses made since the last edition and includes comprehensive lists of applicable references in the five areas. New technical issues are added and discussed. Specific research topics are recommended and prioritized to reflect the current industry needs.