 After the canal expansion and port dredging, ships as large as 7,500 to 8,500 TEU's will be able to dock there.Work on the Port of Miami Tunnel project began on Watson Island and Dodge Island, including work on the MacArthur Causeway, in May 2010.Groundbreaking on the construction project was unannounced and considered secret, as the groundbreaking was scheduled for June 2010, but actually took place on May 24, 2010, without ceremony.