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3 Chapter 2 Chapter 3 Chapter 3 Chapter 4 Research Evaluations Knowledge and Recommendations Approach Experience Gaps w/ Prioritization Appendix H Appendix J Appendices Detailed Research A-G Evaluation of Problem Connection Statement Connection Types Descriptions Appendix I Questionnaire Figure 1. Report flow chart. Task 4. Submit a final report describing the entire research are presented in the form of separate cut sheets for each con- project and making suggestions for future research needs. A draft nection in Appendices A through G. Appendix H provides final report is due one month before the contract end date. detailed summaries of connection types, and Appendix I includes the questionnaires that were sent out to support the information gathering. Organization of the Chapter 3 summarizes the characteristics and evaluations Research Report of connection types, expands the seismic performance evalu- The report is organized into four chapters. Chapter 1 gives ation to entire bridge systems, and presents the identified the background for the research project. Chapter 2 summa- knowledge gaps. Chapter 4 presents the conclusions and rizes the methodology used for information gathering and the gives suggestions for further research. A 2012 Research Prob- approach for the evaluation of connections and bridge systems. lem Statement to address the identified research needs is The identified connections are characterized and evaluated given in Appendix J. The overall flow of the report is shown individually according to the defined evaluation procedure and schematically in Figure 1.