USA: Amtrak study estimates Pioneer line project to cost over USD400 million September 28, 2009 | North America News An Amtrak study estimates that it may cost over USD400 million to restart high speed rail services on the Pioneer Route in Idaho, which runs through Boise and Pocatello on its way from Denver, Colorad... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password