Laing O’Rourke to upgrade Sydney Metro Central station and Central Walk March 7, 2018 | Asia Pacific News Laing O’Rourke has secured an AUD955-million contract from the Transport for New South Wales (TfNSW) to upgrade the Sydney Metro Central station and the Central Walk concourse. The scop... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password