HS2 to recommend tunnel for HS2 rail network in UK April 27, 2013 | Europe News HS2 Limited, the developer and promoter of the UK's new high-speed rail network, is planning to recommend development of a tunnel under Ealing and Northolt for High Speed 2 (HS2), instead of the surfa... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password