1 CSX Transportation Inc., operates the largest railroad in the eastern United States with a 22,000-mile rail network linking commercial markets in 23 states, the District of Columbia, and two Canadian provinces.  UP - Union Pacific Railroad. Union Pacific Railroad is an operating subsidiary of Union Pacific Corporation. It is the largest railroad in North America, operating in the western two-thirds of the United States.
Chief Justice John G. Roberts, Jr., is the 17th Chief Justice of the United States; he has been the incumbent since 2005. All federal court judges, including Supreme Court Jus â¦ tices, are commission for lifetime appointments. The average tenure on the bench is 25.5 years.
Charles Evans Hughes was Chief Justice of the United States from  1930 to 1941. In defending judicial review, he was quoted as  saying, We are under a Constitution, but the â¦ Constitution is what  the judges say it is..Answered.nlike the US President and members of Congress, who are faced with both age and citizenship requirements, the Constitution is silent about requirements for US â¦ Supreme Court justices, including Chief Justice of the United States.