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Francisco Kjolseth | Tribune file photo A pair of geese appear to touch beaks as they forage in the shallows of the Great Salt Steve Griffin | Tribune file photo People walk on the dry lake bottom of the Great Salt Lake in Salt Lake City Thursday May 26, Rick Egan | Tribune file photo Bas Tim, and Jes Downey, Greenville, NC, walk to the shore after floating in the Great Salt Lak Steve Griffin | Tribune file photo A sailboat's sails are filled as the afternoon breeze blows across the Great Salt Lake in S Causeway culvert and bridge plan Union Pacific is seeking permission to close off a culvert and build a bridge along the railroad Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Al Hartmann | The Salt Lake Tribune Water flows around the new, wider breach in the causeway that separates the north and south Francisco Kjolseth | Tribune file photo A cyclist rides the frontage road along the Great Salt Lake on Wednesday, July 22, 201 Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Steve Griffin | Tribune file photo A breach in the Union Pacific causeway that separates the the north and the south ends of t Wayne Wurtsbaugh | Utah State University Since 1959 Union Pacific Railroad's rock causeway has isolated the Great Salt Lake's hy