CEO of LECS UK looks at causes of runaway escalators and questions whether current standards are sufficient. There are several incidents of uncontrolled movement (i.e. rolling backwards out of control) of escalator step bands, such as: 1994 Camden Yards, USA (43 injured). 2014 Cutty Sark station, London 2017 Mong Kok shopping mall, Hong Kong (17 [...]