Amtrak appointed contractor for package under Frederick Douglass Tunnel Program, US September 12, 2023 | Company News, News, North America Company News, North America News Amtrak has selected a consortium of Clark Construction/Stacy and Witbeck for construction of the Southern Approach construction package (Package B) for the Frederick Douglass Tunnel Program. The est... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password