Keywords: US Navy 060110-N-3532C-092 The crew of the Navy's only commissioned floating dry-dock, ARCO (ARDM-5), uses mooring lines to pull the Los Angeles-class fast-attack nuclear submarine USS Helena (SSN 725).jpg en Naval Base Point Loma Calif Jan 10 2006 - The crew of the Navy's only commissioned floating dry-dock ARCO ARDM-5 uses mooring lines to pull the Los Angeles-class fast-attack nuclear submarine USS Helena SSN 725 into the dry-dock Helena is entering dry-dock for routine scheduled maintenance U S Navy photo by Journalist Seaman Joseph Caballero RELEASED 2006-01-10 060110-N-3532C-092 Navy http //www navy mil/view_image asp id 31118 U S Navy photo by Journalist Seaman Joseph Caballero PD-USGov-Military-Navy Naval Base Point Loma USS Helena SSN-725 Floating drydocks of the United States Navy Submarines in drydocks |