MARCH 4, 2013 — Interlake Steamship Company's ATB Dorothy Ann and Pathfinder departed Great Lakes Shipyard, Cleveland, Ohio, Sunday on completion of the vessel's winter work and layup period.

Great Lakes Shipyard's work on the vessel included miscellaneous steel work, generator maintenance, main drive unit maintenance, and other repairs.

Great Lakes Shipyard is a full-service yard specializing in new construction, fabrication, repairs, and winter work of all types of vessels and barges.

The shipyard's current order book includes the construction of two new state-of-the-art ASD tractor tugs for Caribbean Tugz, LLC, an affiliate of SEACOR Holdings, Inc, and winter work projects on American Steamship Company's American Courage and Inland Lakes Management Inc.'s Alpena.