Inland Salvage Inc. Completes Lightering and Salvage Operations of Sunken Hopper Barge. Inland Salvage Inc.recently completed the removal of approximately 1000 tons of structural scrap steel from a sunken hopper barge and subsequent salvage of the barge which had been obstructing a loading dock on the Mississippi River near LaPlace, LA. Immediately upon being notified by the dock's owner that Inland Salvage Inc. (ISI) had been appointed as the salvor, ISI responded to the sinking of the 195' hopper barge laden with 1,000 tons of scrap metal when the barge sank.