which owned engineering giant Rust International of Birmingham, Alabama, to produce one of the largest companies in the industry. End Following the acquisition, the MK's corporate name changed to Washington Group International in Issues with the Raytheon acquisition caused WGI to declare bankruptcy in 2001 – virtually eliminating all shareholder value, but later successfully exited it. WGI was acquired by rival URS Corporation of San Francisco in 2007, which was acquired by AECOM of Los Angeles With a greatly diminished presence in Idaho, the last positions in Boise were eliminated Notes References "Idaho for the Curious", by Cort Conley, ©1982, , p. 403–404 The Wreck of Morrison Knudsen – Time, April 3, 1995 Idaho company recovers – Seattle Times, (AP), July 28, 2004 External links Acquisition information website from URS and WGI – 15-Nov-2007 Forbes.com – URS & Washington Group – Nuclear Fusion – 29-May-2007 Funding Universe – Morrison–Knudsen Corporation history Morrison Knudsen Corp - 8-K. U.S. Securities and Exchange Commission. November 1, 1995. Salci, Larry (undated). Morrison Knudsen Transit Group/Amerail. Retrieved January 16, 2021. Wabtec Defunct companies based in Idaho Defunct engineering companies of the United States American companies disestablished in 2007 2007 disestablishments in Idaho 1996 mergers and acquisitions Hornell, New York American companies established in 1905 1905 establishments in Idaho Morrison-Knudsen rolling stock