Roger J. Chen

Senior Consultant / ACTAR #1156 / San Francisco/Concord

Mr. Chen received a Master of Engineering degree in Engineering Mechanics from Pennsylvania State University and a M.S. degree in Mechanical Engineering from Illinois Institute of Technology.  Prior to Joining Rimkus in March of 2017, Mr. Chen worked for Ford Motor Company for 25 years in the area of vehicle crash safety and accident reconstruction. 

Mr. Chen is an ACTAR accredited accident reconstructionist (ACTAR # 1156) and experienced in reconstruction technologies including digital site mapping and the collection and application of Event Data Recorder (EDR) information from cars and trucks.  He is qualified to deliver deposition and trial testimony of his findings and has given testimony in multiple State Courts. 

Mr. Chen has reconstructed hundreds of vehicle accidents including investigations of alleged defects in airbags, seat belts, roof structure, fuel system, crash-worthiness, seats, steering system and tires in cars, trucks, tractor trailers and locomotives.  The various types of investigations ranged in complexity from low speed chain reaction multi-vehicle accidents, to high speed police interceptor collisions and vehicle rollovers. 

Mr. Chen has over 32 years in automotive crash safety engineering.  He specializes in automotive safety development including body structure, restraints and airbag system development.  He developed and validated safety systems using CAE, component, sled and barrier tests to meet FMVSS safety standards. 

Representative Engagements

  • Reconstruction of vehicle accidents ranging from low-speed parking lot events to high speed fatality accidents.
  • Inspection of vehicles including but not limited to airbags, seats, seat belts, roof structure, fuel system and tires to determine cause of damage or failure.
  • Mechanical inspection of vehicles involving alleged sudden acceleration, brake failure, steering failure, engine fault codes and malfunctioning.
  • Downloading crash data from passenger and commercial vehicles in support of accident reconstruction