HS2 launches rail track and M&E work tenders, UK February 1, 2018 | Europe News High Speed Two (HS2) Limited (HS2 Limited) has launched the GBP1.55-billion track and overhead catenary system (OCS) package as well as the GBP330-million contract for tunnel and line side mechanical ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password