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TRC Welcome to the Transportation Research Corporation. TRC conducts transportation engineering research for government agencies and private-sector clients. Our primary study areas are as follows: Highway Safety Traffic Engineering Human Factors Highway Design   Accident Reconstruction Data Collection/Analysis Statistical Applications Software Development During its 23-year operation, TRC has successfully completed approximately 35 major federally funded research activities. For more detailed information about TRC, please select one of the links below: Corporate Background | Facilities | Clients | Cooperative Arrangements Completed Research | Litigation Support | About the Director Corporate Mascot | Contacting Us To learn more about TRC's free downloadable truck-weight data analysis tool, TWEET, please visit the TWEET page. Copyright (c) 1997-2003 Transportation Research Corporation. All rights reserved.