Transportation systems are very vulnerable to terrorist threats. The tragic attacks in Madrid, London, and Mumbai brought the horror of this vulnerability home. The early detection of explosives and other weapons in rail transit systems has the potential to save lives by alerting security personnel to the presence of such threats. With this information, transit.. read more →

The purpose of this synthesis is to document highly specialized elevator/escalator (El/Es) maintenance, safety practices, and passenger communication efforts at five U.S. transit agencies: MARTA (Atlanta, Georgia), NYCTA (New York City), SEPTA (Philadelphia, Pennsylvania), CTA (Chicago, Illinois), and BART (San Francisco, California).  View Report read more →