Submission + - Massive lift system recovers sunken oil platforms (youtube.com)
bigzigga writes: "The 4000-ton capacity lift system, affectionately known as the "Bottom Feeder", was used to salvage oil platforms destroyed by hurricanes in recent years. The Bottom Feeder, consisting of of twin 1,250 ton steel truss frames and four 200-ton winches, brought four such topsides to the surface in its successful June 2007 debut."