Keywords: US Navy 020723-N-7479T-002 Navy diver conducts deep sea salvage operations.jpg en At sea off the coast of Cape Hateras N C July 21 2002 -- Hull Technician 1st Class John Coffelt works on a hydraulic ram as a remote operated vehicle ROV looks on during a dive on the sunken Civil War Ironclad USS Monitor which rests 230 feet below the ocean's surface The ram will be used to articulate a leg of the spider apparatus that will lift the turret U S Navy photo by Chief Photographer s Mate Eric J Tilford RELEASED 2002-07-21 020723-N-7479T-002 Navy http //www navy mil/view_image asp id 2118 U S Navy photo by Chief Photographer s Mate Eric J Tilford PD-USGov-Military-Navy Images from US Navy location Off the coast of Cape Hatteras N C Underwater photographs of surface supplied divers Remotely operated underwater vehicles Hydraulic cylinders USS Monitor ship 1862 Underwater work July 2002 photographs |